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Toshiba Tecra M4 Maintenance Manual

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1
Toshiba Personal Computer
TECRA M4
Maintenance Manual
TOSHIBA CORPORATION
File Number 960-521
[CONFIDENTIAL]

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Summary of Contents for Toshiba Tecra M4

  • Page 1 Toshiba Personal Computer TECRA M4 Maintenance Manual TOSHIBA CORPORATION File Number 960-521 [CONFIDENTIAL]...
  • Page 2 This manual has been validated and reviewed for accuracy. The instructions and descriptions it contains are accurate for the Toshiba TECRA M4 at the time of this manual's production. However, succeeding computers and manuals are subject to change without notice. Toshiba assumes no liability for damages incurred directly or indirectly from errors, omissions or discrepancies between the computer and the manual.
  • Page 3 Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer TECRA M4, referred to as TECRA M4 in this manual. The procedures described in this manual are intended to help service technicians isolate faulty Field Replaceable Units (FRUs) and replace them in the field.

  • Page 4: Hardware Overview

    Replacement Procedures describes the removal and replacement of the FRUs. Appendices The appendices describe the following: Handling the LCD module Board layout Pin assignment Keyboard scan/character codes Key layout Wiring Diagrams BIOS Rewrite Procedures EC/KBC Rewrite Procedures Reliability [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 5 Text that you are instructed to type in is shown in the boldface type below: DISKCOPY A: B: The display Text generated by the Satellite R10 that appears on its display is presented in the type face below: Format complete System transferred TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 6: Table Of Contents

    Selectable bay(optical drive) Troubleshooting ............2-45 2.11 Modem Troubleshooting..................2-46 2.12 Bluetooth Troubleshooting ..................2-47 2.13 LAN Troubleshooting....................2-50 2.14 Sound Troubleshooting.................... 2-51 2.15 SD Card Slot Troubleshooting................. 2-52 2.16 Tablet Pen Troubleshooting..................2-53 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 7 Floppy Disk Drive Utilities..................3-52 3.25 System Configuration ....................3-57 3.26 Wireless LAN Test Program (Intel-made b/g)............3-59 3.27 Wireless LAN Test Program (Intel-made a/b/g)............3-63 3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program ..........3-68 3.29 Sound Test Program....................3-82 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 8 Microphone/Front panel..................4-53 4.24 Lens holder......................4-57 4.25 Touch pad........................ 4-58 4.26 LCD unit & FL inverter ..................4-59 4.27 Application switch board ..................4-63 4.28 LCD latch assembly....................4-64 4.29 Digitizer ........................4-65 viii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 9 Pin Assignment ..................C-1 Appendix D Keyboard Scan/Character Codes .............. D-1 Appendix E Key Layout....................E-1 Appendix F Wiring Diagrams..................F-1 Appendix G BIOS Rewrite Procedures ................. G-1 Appendix H EC/KBC Rewrite Procedures..............H-1 Appendix I Reliability....................I-1 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 11: Chapter 1 Hardware Overview

    Chapter 1 Hardware Overview [CONFIDENTIAL]...
  • Page 12 1 Hardware Overview Hardware Overview 1-ii [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 13 LCD Module ..................1-27 1.5.2 FL Inverter Board................1-28 Power Supply ......................1-29 Batteries ........................1-32 1.7.1 Main Battery..................1-32 1.7.2 Battery Charging Control ..............1-33 1.7.3 RTC Battery ..................1-34 AC Adapter ......................1-35 TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 1-iii...
  • Page 14 Table 1-13 Battery specifications................... 1-32 Table 1-14 Time required for charges of main battery ..........1-33 Table 1-15 Data preservation time ................. 1-33 Table 1-16 RTC battery charging/data preservation time ..........1-34 1-iv [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 15 1 Hardware Overview Table 1-17 AC adapter specifications ................1-35 TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL]...

  • Page 16: Features

    1.1 Features 1 Hardware Overview Features Features The TECRA M4 is an ultra thin and lightweight tablet PC realizing cable-less environment ® ® on a table by wireless function with a Intel Mobile Pentium -M processor realizing high performance. Microprocessor Microprocessor that is used will be different of the model.
  • Page 17 Touch pad is installed as a pointing device. Batteries The computer has two batteries: a rechargeable Lithium-Ion main battery pack and an RTC battery (that backs up the Real Time Clock and CMOS memory). [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 18 - External microphone jack (3.5mm mini microphone jack) Switch/Button Windows Security tablet button, ESC/Rotation button, Cross Function button, Toshiba Application button and Wireless communication switch are available. Internal Modem The internal modem is equipped as a modem daughter card (MDC).
  • Page 19 Infrared Data Association (IrDA) 1.1 compatible external devices. Bluetooth The computer is equipped with Bluetooth (V1.2) communications standard that enables wireless connection between electronic devices such as computers and printers. It supports wireless communication switch. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 20: Figure 1-1 Front Of The Computer

    1.1 Features 1 Hardware Overview Figure 1-1 shows the front of the computer and Figure 1-2 shows the system units configuration. Figure 1-1 Front of the computer TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 21: Figure 1-2 System Units Configuration

    1 Hardware Overview 1.1 Features Figure 1-2 System units configuration [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 22: Figure 1-3 System Block Diagram

    1.1 Features 1 Hardware Overview Figure 1-3 shows the system block diagram. Figure 1-3 System Block Diagram TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 23 Two DDR2 SO-DIMM slots support DDR2 400/DDR2 533 Memory modules in 256MB, 512 MB and 1GB can be installed to a maximum of 2GB (2,048MB). 1.8V operation 240 pin, SO Dual In-line Memory Modules (SO-DIMM) Supports PC3200/PC4300 BIOS ROM (Flash memory) 8Mbit [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 24 Serial Interrupt Function Suspend/Resume control Built –in RTC GPIO 609-ball, 31×31mm, micro BGA Package PC Card Controller (Texas Instruments-made PCI7411ZHK) PCI interface CardBus/Ultra Media controller SD card controller IEEEE1394 controller 288-ball (16x16x1.4) BGA package TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 25 - Temperature sensor (ADM-made ADM1032ARMZ) - Acceleration sensor (ST Micro-made LIS3L02AQ) - Super I/O (SMSC-made LPC47N217-JN) - SOUND CODEC (ADM-made AD1981B) - AMP (Matsushita-made MM1667XHFE) + HP AMP (MAX4410) - CLK Generator (ICS-made ICS950812CGLFT) 1-10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 26: Inch Hard Disk Drive

    Weight (g) 99 max. Storage size (formatted) 40GB 60GB 80GB Speed (RPM) 5,400 Data transfer rate Media 53.9MB/s max Host 1.5Gb/s (Serial-ATA Generation-1) Data buffer size (MB) Average random seek time (ms) Read TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-11...

  • Page 27: Table 1-1 2.5-Inch Hdd Specifications

    Depth (mm) 69.85 Weight (g) Storage size (formatted) 100GB Speed (RPM) 5400 Data transfer speed (MB/s) Internal 236.1-456.0 Host Data buffer size (MB) Access time (ms) Average seek time Track to Track Max seek 1-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 28: Optical Drive

    DVD-ROM & CD-R/RW drive are described in Table 1-2, Table 1-3. Figure 1-5 DVD-ROM drive Table 1-2 DVD-ROM drive outline dimensions Specifications Items TSST TEAC G8BC0002B410 G8BC0002E410 Outline Width (mm) 128.0 128±0.2 dimensions Height (mm) 12.7 12.7±0.2 Depth (mm) 126.1 129.4 Weight (g) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-13...

  • Page 29: Table 1-3 Dvd-Rom Drive Specifications

    CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, CD-I, CD-I Bridge(Photo-CD, Video-CD), Multi-session CD(Photo-CD, CD-EXTRA, CD-R, Supported disk CD-RW, Portfolio),CD-R, CD-RW format DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18), DVD-R (Ver1.0, Ver2.1), DVD-RW (Ver1.0, Ver1.1), DVD+R, DVD+RW, DVD-RAM (Version2.1) 1-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 30 CD-DA, CD-ROM MODE1, CD-ROM MODE2, Multi-session CD, Video-CD, Enhanced CD, CD-TEXT, Photo-CD, addressing Method 2 Supported disk DVD-ROM format DVD-R (General, Authoring, Single/Multi-boarder), DVD-Video, DVD-RW (Single/Multi-boarder, Packet), DVD-RAM (4.7GB, 2.6GB), DVD+R/RW (Single/Multi-boarder, Packet) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-15...

  • Page 31: Figure 1-6 Dvd-Rom & Cd-R/Rw Drive

    Figure 1-6 DVD-ROM & CD-R/RW drive Table 1-4 DVD-ROM & CD-R/RW drive outline dimensions Parameter Standard value TEAC Maker (code) (G8CC0001X411) (G8CC0001Y411) Width (mm) Outline Height (mm) 12.7 (excluding projections) dimensions Depth (mm) 129.0 Mass (g) 190±10 1-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 32: Table 1-5 Dvd-Rom & Cd-R/Rw Drive Specifications

    Ultra DMA mode 33.3 MB/s Ultra DMA MODE2 CD-ROM 150 (Random) Access time (ms) DVD-ROM 180 (Random) Buffer memory CD-DA,CD-ROM,CD-ROM XA Photo CD, CD-Extra(CD+), CD-text Supported disk format DVD-R (DVD-R Multi-boarder supported) DVD-RW(Ver.1.1), DVD-Video, DVD+R, DVD+RW, DVD-RAM(2.6GB/4.7GB) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-17...
  • Page 33 Ultra DMA mode 33.3 MB/s Ultra DMA MODE2 CD-ROM 90 (Random) Access time (ms) DVD-ROM 110 (Random) Buffer memory CD-DA,CD-ROM,CD-ROM XA Photo CD, CD-Extra(CD+), CD-text Supported disk format DVD-R (DVD-R Multi-boarder supported) DVD-RW(Ver.1.2), DVD-Video, DVD+R, DVD+RW, DVD-RAM(2.6GB/4.7GB) 1-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 34: Dvd Super Multi Drive

    Table 1-6 DVD Super Multi drive outline dimensions Parameter Standard value Maker (G8CC00021410) (G8CC0002F412) Width (mm) Outline Height (mm) 12.7 (excluding 12.7 (excluding dimensions projections) projections) Depth (mm) 129.0 129.0 Mass (g) 210±10 190±10 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-19...

  • Page 35: Table 1-7 Dvd Super Multi Drive Specifications

    Ultra DMA mode 33.3 MB/s(Ultra DMA MODE2 supported) CD-ROM 150 (Random) Access time (ms) DVD-ROM 180 (Random) Buffer memory CD-DA, CD-ROM, CD-ROM XA, Photo CD, CD-Extra(CD+), CD-text Supported disk format DVD-R, DVD-RW (Ver1.1), DVD Video, DVD+R, DVD+RW, DVD-RAM (2.6GB/4.7GB) 1-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 36 CD-ROM 150 (Random) (typ.) Access time (ms) DVD-ROM 180 (Random) (typ.) Buffer memory CD-DA, CD-ROM, CD-ROM XA, Photo CD, CD-Extra(CD+), CD-text Supported disk format DVD-R, DVD-RW (Ver1.1), DVD Video, DVD+R, DVD+RW, DVD-RAM (2.6GB/4.7GB) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-21...

  • Page 37: Figure 1-8 Dvd Super Multi Drive (Double-Layer)

    (G8CC00021411) (G8CC0002F411) (G8C0002G421) Width (mm) Outline Height (mm) 12.7 (excluding 12.7 (excluding 12.7 (excluding dimensions projections) projections) projections) Depth (mm) 129.0 129.0 129.4(excluding the eject button) Mass (g) 210±10 190±10 220 or less 1-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 38 CD-ROM 150 (Random) Access time (ms) DVD-ROM 180 (Random) Buffer memory CD-DA, CD-ROM, CD-ROM XA, Photo CD, CD-Extra(CD+), CD-text Supported disk DVD-R, DVD-RW (Ver1.1), format DVD Video, DVD+R, DVD+RW, DVD-RAM (2.6GB/4.7GB) DVD+R DL TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-23...
  • Page 39 150 (Random) (typ.) Access time (ms) DVD-ROM 180 (Random) (typ.) Buffer memory CD-DA, CD-ROM, CD-ROM XA, Photo CD, CD-Extra(CD+), CD-text Supported disk DVD-R(3.9GB), DVD-RW (Ver1.1,Ver1.2), format DVD Video, DVD+R, DVD+RW, DVD-RAM (2.6GB/4.7GB) DVD+R DL 1-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 40 130 (average) Access time (ms) DVD-ROM 130 (average) Buffer memory CD-DA, CD-ROM, CD-ROM XA, Photo CD, Enhanced CD, CD-text Supported disk DVD-ROM, DVD-R(General, Authoring), DVD-RW, format DVD Video, DVD+R, DVD+RW, DVD-RAM (2.6GB/4.7GB) DVD+R L TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-25...

  • Page 41: Keyboard

    ASCII. The keyboard is connected to membrane connector on the system board and controlled by the keyboard controller. Figure1-9 is a view of the keyboard. See Appendix E about a layout of the keyboard. Figure 1-9 Keyboard 1-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 42: Tft Color Display

    Number of Dots 1,400 (W) x 1,050 (H) Dot spacing (mm) 0.204 (H) x 0.204 (V) Display range (mm) 285.6 (H) x 214.2 (V) Outline dimensions 299 (w) x 229 (H) x 7.7 (D) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-27...

  • Page 43: Table 1-11 Fl Inverter Board Specifications

    Table 1-11 lists the FL inverter board specifications. Table 1-11 FL inverter board specifications Specifications Item G71C00011110 Voltage (V) 5 (DC) Input Power (W) Voltage (V) 750 (r.m.s) Power 5.0W / 7VA Output Current (mA) 6.00 (r.m.s) (f=70KHz) 1-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 44: Power Supply

    5. Turns the power supply on and off. 6. Provides more accurate detection of a low battery. 7. Calculates the remaining battery capacity. 8. Controls the transmission of the status signal of the main battery. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-29...

  • Page 45: Table 1-12 Power Supply Output Specifications

    IEEE1394, Mini-PCI, MDC LAN-E3V Yes/No LAN power LAN2R5-E2V Yes/No LAN power LAN1R2-E1V Yes/No LAN power ICH6-M， EC/KBC, Accelerometer CRT, ICH6-M, SeleBay power, FL inverter, HDD, KB, PAD, Parallel, Mini PCI, Bluetooth power, Dock power 1-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 46: Table

    Voltage[V] (Suspend (Boot Object battery mode) mode) SND-P5V AD1981B, Amp, A4R7-P4V Microphone Amp, Line In, Line out PC Card power, USB power Temperature reset IC, LEDs, Dock (PnP ID EEPROM) 2.0 -3.6 ICH6-M(RTC) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-31...

  • Page 47: Batteries

    The main battery is the primary power supply for the computer when the AC adapter is not connected. In standby (instant recovery) mode, the main battery maintains the current status of the computer. 1-32 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 48: Table 1-14 Time Required For Charges Of Main Battery

    Table 1-15. Table 1-15 Data preservation time Condition preservation time Standby mode About 5 days Main (4700mAh) Boot mode About 40 days Standby mode About 4 days Second (3600mAh) Boot mode About 30 days TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-33...

  • Page 49: Table 1-16 Rtc Battery Charging/Data Preservation Time

    Table 1-16 lists the battery charging time and data preservation times. Table 1-16 RTC battery charging/data preservation time Time Charging AC adapter or main battery in use about 8 hours time (Power ON) Data preservation time (when fully charged) about 30 days 1-34 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 50: Ac Adapter

    Input frequency range 47Hz to 63Hz Input current 1.5A or less (100VAC 5A load) 1.25A or less (240VAC 5A load) Output rated voltage DC 15V Output current 0A to 5.0A (Constant voltage mode)s TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-35...
  • Page 51 1 Hardware Overview 1.8 AC Adapter 1-36 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 52: Troubleshooting

    Chapter 2 Troubleshooting [CONFIDENTIAL]...
  • Page 53 2 Troubleshooting 2-ii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 54 Diagnostic Test Program Execution Check ......2-39 Procedure 5 Connector Check and Replacement Check......2-40 Keyboard Troubleshooting ..................2-41 Procedure 1 Diagnostic Test Program Execution Check ......2-41 Procedure 2 Connector Check and Replacement Check......2-41 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-iii...
  • Page 55 Connector Check..............2-51 Procedure 3 Replacement Check ............. 2-51 2.15 SD Card Slot Troubleshooting................. 2-52 Procedure 1 Check on Windows XP Tablet PC Edition ......2-52 Procedure 2 Connector check and Replacement Check......2-52 2-iv [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 56: Figures

    Table 2-2 DC IN icon..................... 2-7 Table 2-3 Debug port (Boot mode) error status ............2-22 Table 2-4 FDD error code and status ................2-34 Table 2-5 2.5” HDD error code and status..............2-39 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 57 2 Troubleshooting 2-vi [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 58: Troubleshooting

    There are following two types of connections in the figures of board and module connection in and after 2.3 Power Supply Troubleshooting. (1) Cable connection is described as a line in the figures. (2) Pin connection is described as an arrow in the figure. <e.g> Connection of modem TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 59: Troubleshooting Flowchart

    ® Make sure that Toshiba Windows XP Tablet PC Edition is installed on the hard disk. Other operating systems can cause the computer malfunction. Make sure all optional equipment is removed from the computer. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 60 2.2 Troubleshooting Flowchart 2 Troubleshooting Figure 2-1 Troubleshooting flowchart (1/2) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 61 2 Troubleshooting 2.2 Troubleshooting Flowchart Figure 2-1 Troubleshooting flowchart (2/2) [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 62 13. If any trouble is detected on the Tablet pen, perform the Tablet Pen Troubleshooting Procedures in Section 2.16. 14. If any trouble is detected on the Wireless LAN, perform the Wireless LAN Troubleshooting Procedures in Section 2.17. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 63: Power Supply Troubleshooting

    Procedures as instructed. The procedures described in this section are: Procedure 1: Power Supply Icon Check Procedure 2: Error Code Check Procedure 3: Connection Check Procedure 4: Quick Charge Check Procedure 5: Replacement Check [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 64: Procedure 1

    DC power is being supplied from the AC adapter. Blinks orange Power supply malfunction Doesn’t light Any condition other than those above. *1 When the power supply controller detects a malfunction, the DC IN icon blinks orange. It shows an error code. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 65 If the DC IN icon does not light, go to Procedure 3. Check 3 If the battery icon does not light orange or green, go to Procedure 4. CAUTION: Use a recommended AC adapter (G71C00043210 or G71C00049210). [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 66: Procedure 2

    S3V output (P60V) 1R5-C1V output (P61) 1R5-C1V output (P62) PPV output (P63) PGV output (P64) PTV output (P65) 1R9-B1V output (P66) PGV output (P63) E3V output (P64) PTV output (P65) 1R9-B1V output (P66) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 67 Second battery discharge current is over 3.9A when there is no load. Second battery charge current is over 3.9A when AC adapter is not connected. Abnormal current has been sensed 0[A]. Second battery charge current is over 0.3A. 2-10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 68 PPV voltage is 0.56V or less when the computer is powered on. PPV voltage is 0.56V or less when the computer is booting up. PPV voltage is 0.56V or more when the computer is powered off. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-11...
  • Page 69 PGV voltage is 0.68V or less when the computer is powered on. PGV voltage is 0.68V or less when the computer is booting up. PGV voltage is 0.68V or more when the computer is powered off. 2-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 70 1R9-B1V voltage is 1.53V or less when the computer is booting up. 1R9-B1V voltage is 1.53V or more when the computer is powered off. 1R9-B1V voltage is 1.53V or less while the computer is suspended. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-13...
  • Page 71 Connect a new AC adapter and AC power cord. If the error still exists, go to Procedure 5. Check 3 In the case of error code 21h: Go to Procedure 3. Check 4 For any other errors, go to Procedure 5. 2-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 72: Procedure 3 Connection Check

    If the battery pack is still not charged, go to Check 5. Check 5 Replace the battery pack with a new one. If the battery pack is still not charged, go to Procedure 5. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-15...

  • Page 73: Procedure 5 Replacement Check

    To disassemble the computer, follow the steps described in Chapter 4. Check 1 Replace the AC adapter with a new one. If power is not supplied properly to the PC, perform Check 2. Check 2 Replace the System board with a new one. 2-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 74: System Board Troubleshooting

    1 and continue with the other procedures as instructed. The procedures described in this section are: Procedure 1: Message Check Procedure 2: Debug port (D port) Check on Boot Mode Procedure 3: Diagnostic Test Program Execution Check Procedure 4: Replacement Check TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-17...

  • Page 75: Procedure 1 Message Check

    System board is damaged. Go to Procedure 3. WARNING: RESUME FAILURE. PRESS ANY KEY TO CONTINUE. If any other error message is displayed, perform Check 3. 2-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 76 (15) DMAC #2 ERROR (16) PIC #1 ERROR (17) PIC #2 ERROR (18) KBC ERROR (19) HDC ERROR (20) HDD #0 ERROR (21) HDD #1 ERROR (22) TIMER INTERRUPT ERROR (23) RTC UPDATE ERROR TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-19...

  • Page 77: Debug Port (D Port) Check On Boot Mode

    2. Connect the debug port test cable and RS-232C cross-cable to the test board. 3. Connect the RS-232C cross-cable to the PC that displays the results. 4. Boot the computer in MS-DOS mode. 2-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 78 The D port status is displayed in the following form; 6. When the D port status is FFFFh (normal status), go to Procedure 3. 7. When the D port status falls into any status in Table 2-3, execute Check 1. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-21...
  • Page 79 “BIOS rewrite process”. Transits to system BIOS IRT. F007h BIOS rewrite process Initialization of ICHM. D31 DRAM configuration Permission of cache (L1 cache only) Memory clear Transits to real mode and copies BIOS to RAM. 2-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 80 /“CHGFIRMA.EXE” from the sector read. Reading of EXE header of “CHGBIOSA.EXE” and “CHGFIRMA.EXE” Key input when error occurred. Execution of “CHGBIOSA.EXE” and “CHGFIRMA.EXE” (F007h) F100h Renewal of micro code (Model supporting HTT) Prohibition of cache TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-23...
  • Page 81 Storing the size of DRAM F103h Branch of resuming (only in Cold When a CMOS error is detected, it does Boot) not resume. If “resume status code” is not set, no resume occurs. 2-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 82 BIOS F105h SMRAM initialization Check if CPU corresponds to Hyper Threading Initialization of APIC WakeUp factor check SMRAM base rewriting and CPU state map saving for BIOS Permission of SMI based on ASMI TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-25...
  • Page 83 Judging of destination (Japan or except Japan) based on DMI data CMOS default setting check Sets default setting if bad battery or bad checksum (ROM, CMOS) is detected. ACPI table initialization (for execution of option ROM) 2-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 84 PnP resource making completion Serial interruption control (before use of interruption) (for models supporting YEBISU) PnP H/W initialization PC card slot initialization SIO initialization (for models supporting SIO) FIR initialization (for models supporting FIR) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-27...
  • Page 85 Exception check in the protected Dport=F117h when error occurs mode INIT_SYS_MEM (reboot mode) Initialization of conventional memory F118h CHK_DMA_PAGE (boot mode) Check of DMA Page Register F119h CHECK_DMAC (boot mode) Check of DMAC 2-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 86 Rewriting of memory map data of INT15h E820h function Waiting for AC-Link initialization completion Renewal of table for DMI Copying ACPI table to uppermost of extension memory Waiting for completion of BIOS rewriting of PSC version TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-29...
  • Page 87 Make the CPU clock to be set by SETUP Waiting of motor-off completion of disabled HDD Final decision of USB FDD drive information Post processing of PRE_BOOT_SETUP Clear of PWRBTN_STS Enabling POWER Button 2-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 88 If any other D port status error code is displayed, perform Procedure 3. D port error code is as follows: Error code Contents F117h Exception error F120h Clock generator error F11B3h/F11B4h SC initialization error F1BBh BIOS update error TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-31...

  • Page 89: Procedure 3 Diagnostic Test Program Execution Check

    If connectors are in good condition, but there is still a problem, go to Check 2. Check 2 The System board may be damaged. Replace the System board with a new one following the steps described in Chapter 4, Replacement Procedures. 2-32 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 90: Usb 3.5" Fdd Troubleshooting

    And then clean the FDD heads using the cleaning kit. If the FDD still does not function properly after cleaning, go to Procedure 2. Detailed operation is given in Chapter 3, Tests and Diagnostics. If the test program cannot be executed on the computer, go to Procedure 3. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-33...
  • Page 91 “write enable”. If any other message appears, perform Check 2. Write protected Check 2 Make sure the floppy disk is formatted correctly. If it is, go to Procedure 3. 2-34 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 92: Procedure 3 Connector Check And Replacement Check

    The CN board may be defective or damaged. Replace it with a new one. If the FDD is still not functioning properly, perform Check 5. Check 5 Replace the System board with a new one following the steps in Chapter 4, Replacement Procedures. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-35...

  • Page 93: Hdd Troubleshooting

    For the backup, refer to the User’s Manual. Procedure 1 Partition Check Insert the Toshiba MS-DOS system disk and start the computer. Perform the following checks: Type C: and press Enter. If you cannot change to drive C, go to Check 2. If you Check 1 can change to drive C, go to Procedure 2.
  • Page 94 The 2.5” HDD, HD board and the connector of the System board may be disconnected (Refer to the steps described in Chapter 4, Replacement Procedures for disassembling the PC.). Reconnect them firmly. If they are firmly connected, go to Procedure 3. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-37...
  • Page 95 If the 2.5” HDD is formatted, set the 2.5” HDD partition using MS-DOS FDISK command. If you cannot format the 2.5” HDD using the Tests and Diagnostic program, go to Procedure 4. 2-38 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 96 Bad sector error Bad track error ECC error ECC recover enable HDC error Seek error Time out error Drive not ready Undefined error Write fault Status error Access time out error No HDD TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-39...

  • Page 97: Connector Check And Replacement Check

    The 2.5” HDD may be damaged. Replace it with a new one and check the operation. If the problem still exists, perform Check 3. Check 3 The System board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. 2-40 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 98: Keyboard Troubleshooting

    Chapter 4, Replacement Procedures. If the problem still exists, perform Check 3. Check 3 The System board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-41...

  • Page 99: Display Troubleshooting

    USB floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics for details. This program checks the display controller on the System board. If an error is detected, go to Procedure 3. 2-42 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 100: Connector And Cable Check

    The FL tube may be damaged. Replace it with a new one and repeat Procedure 4. If there is still an error, go to Check 6. Check 6 The display controller of the System board may be damaged. Replace the System board with a new one. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-43...

  • Page 101: Touch Pad Troubleshooting

    If there is still an error, go to Check 2. Check 2 The System board may be damaged. Replace the System board with a new one according to the procedure in Chapter 4. 2-44 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 102: Selectable Bay(Optical Drive) Troubleshooting

    Chapter 4. If the problem still occurs, perform Check 3. Check 3 The System board may be faulty. Replace it with new one following the instructions in Chapter 4. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-45...

  • Page 103: Modem Troubleshooting

    The MDC may be faulty. Replace it with a new one following the steps in Chapter 4. If the modem is not still working properly, perform Check 3. Check 3 The System board may be faulty. Replace it with a new one following the instructions in Chapter 4. 2-46 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 104: Bluetooth Troubleshooting

    The Bluetooth module may be defective or damaged. Replace it with a new one. Then perform the test program again. If the computer still does not pass the test, go to Procedure 2. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-47...
  • Page 105 Make sure the cable is firmly connected to CN9520 on the CN board and CN9502 on the System board. If the flexible cable is disconnected, connect it firmly and perform Procedure 1. If the Bluetooth function is still not functioning properly, go to procedure 3. 2-48 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 106 If the Bluetooth is still not functioning properly, perform Check 5. Check 5 The System board may be defective or damaged. Replace the System board with a new one following the steps in Chapter 4, Replacement Procedures. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-49...

  • Page 107: Lan Troubleshooting

    The LAN function is installed on the System board and the RJ45 jack and the controller is mounted on the System board. If the LAN malfunctions, the System board might be faulty. Disassemble the computer following the steps described in Chapter 4 and replace the System board. 2-50 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 108: Sound Troubleshooting

    Replace it with a new one following the step in Chapter 4. If there is still an error, go to Check 3. Check 3 The System board may be faulty. Replace it with a new one following the step in Chapter 4. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-51...

  • Page 109: Sd Card Slot Troubleshooting

    The SD card may be faulty. Replace it with a new one following the step in Chapter 4. If the problem continues, perform Check 3. Check 3 The System board may be faulty. Replace it with a new one following the step in Chapter 4. 2-52 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 110: Tablet Pen Troubleshooting

    Check 2 The tablet pen might be defective. Replace the tablet pen with a new one and check if the tablet pen is working properly. If there is still an error, execute Procedure 3. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-53...

  • Page 111: Procedure 3 Connector Check And Replacement Check

    Check 3 The Digitizer, the LCD or the System board may be defective. Replace it with a new one following the steps in Chapter 4. Then check the tablet pen is working properly. 2-54 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 112: Wireless Lan Troubleshooting

    LAN. You will need another computer that can communicate by the wireless LAN. If the computer passes the test, the function is correctly working. If the computer does not pass the test, perform Procedure 2. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-55...

  • Page 113: Procedure 2

    If there is still an error go to Check 3. Check 3 The System board may be defective or damaged. Disassemble the computer following the steps described in Chapter 4 and replace the board with a new one. 2-56 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 114: Chapter 3 Tests And Diagnostics

    Chapter 3 Tests and Diagnostics [CONFIDENTIAL]...
  • Page 115 3 Tests and Diagnostics 3-ii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 116 CD-ROM/DVD-ROM Test ..................3-34 3.18 Error Code and Error Status Names ................ 3-35 3.19 Hard Disk Test Detail Status ................... 3-38 3.20 Only One Test ......................3-40 3.20.1 Program Description ................3-40 3.20.2 Operations ..................3-40 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-iii...
  • Page 117 3.29.2 Sound (Legacy) test................3-84 3.29.3 CD Sound (Standard) test..............3-85 3.29.4 CD Sound (Legacy) test ..............3-87 3.30 SETUP ........................3-88 3.30.1 Function Description ................3-88 3.30.2 Accessing the SETUP Program............3-90 3-iv [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 118 HDC status register contents................ 3-38 Table 3-4 Error register contents.................. 3-39 Table 3-5 Error message....................3-74 Table 3-6 Error code for Bluetooth test (BD_ADDR) ..........3-75 Table 3-7 Error code for Bluetooth test (BD_ADDR of the DUT)......3-79 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 119 3 Tests and Diagnostics 3-vi [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 120: The Diagnostic Test

    FDD UTILITIES SYSTEM CONFIGURATION EXIT TO MS-DOS The DIAGNOSTIC TEST MENU contains the following functional tests. SYSTEM TEST MEMORY TEST KEYBOARD TEST DISPLAY TEST FLOPPY DISK TEST PRINTER TEST ASYNC TEST HARD DISK TEST TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 121 A cleaning kit to clean the floppy disk drive heads (Head Cleaning) An external CRT monitor supporting monitor ID (Expansion test) A CD test media TOSHIBA CD-ROM TEST DISK or ABEX TEST CD-ROM (Sound test) A DVD test media (DVD-ROM TEST DISK TSD-1) (Sound test)

  • Page 122: H/W (Hardware) Initial Information Setting Tool

    You will need the following equipment to perform some of the programs. The Diagnostics Disk (Main T&D) 3.1.3 Heatrun test program The heatrun test starts automatically after the selection. You will need the following equipment to perform this program. The Diagnostics Disk (Main T&D) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 123: Executing The Diagnostic Test

    (2) After replacing the System board, execute the subtest04 “DMI information recovery” and subtest08 “System configuration display” in 3.3 Setting of the hardware configuration in order to copy the DMI information and system information from the floppy disk. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 124: Diagnostics Menu (T&D)

    3.2.1 Diagnostics menu (T&D) After pressing 1 and Enter in the startup menu, the following menu appears. TOSHIBA personal computer Common DIAGNOSTICS Version X.XX (c) copyright TOSHIBA Corp. 20XX DIAGNOSTICS MENU : 1 - DIAGNOSTIC TEST 2 – ONLY ONE TEST...
  • Page 125 Selecting YES of TEST LOOP increases the pass counter by one, each time the test cycle ends and restarts the test cycle. Selecting NO returns the process to the subtest menu after the test is complete. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 126: H/W Initial Information Setting Tool

    For more details on this test, refer to the section 3.3. 3.2.3 Heatrun test program Heatrun test starts executing the same subtest as 3.23 Running Test. For more details on this test, refer to the section 3.4. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 127: Setting Of The Hardware Configuration

    6. “Write data OK (Y/N) ?” is displayed. To write the DMI information to the Flash ROM, press Y, and then Enter. 7. “Create DMIINFO TXT (Y/N) ?” is displayed. Press Y, then the DMI information (text data) is written to the Floppy disk, etc. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 128 NOTE: Before replacing the System board, be sure to execute this subtest and save the DMI information to the floppy disk. This is one of tools to copy the DMI information to a new PCB after replacing. This subtest saves all the DMI data in a floppy disk. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 129 Confirm the contents and press Enter. For more details on the system configuration information, refer to 3.25 “System configuration”. Subtest 09 E2PROM test (MAC/GUID/DMI) It checks whether the MAC address, GUID of IEEE1394 and DMI information are written. 3-10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 130: Heatrun Test

    NOTE: The test result (Errorlog.txt) is stored in the floppy disk. The result is displayed in the same way as 3.22 LOG UTILITIES. For more detail in the display, refer to LOG UTILITIES. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-11...

  • Page 131: Subtest Names

    Gradation for LCD Gradation & Mode test for VGA All dot on/off for LCD “H” pattern display LCD brightness FLOPPY DISK Sequential read Sequential read/write Random address/data Write specified address Read specified address 3-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 132 Read specified address Sequential write W-R-C specified address REAL TIMER Real time Backup memory Real time carry EXPANSION PCMCIA wraparound RGB monitor ID CD-ROM Sequential read /DVD-ROM Read specified address Random address/data RW 1point W/R/C TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-13...

  • Page 133: System Test

    After a while, the fan rotating will stop. Subtest 03 Geyserville If the CPU supports Gerserville (SpeedStep), this Subtest checks that the CPU operating clock speed can be changed. Subtest 04 Quick charge 3-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 134 Version Number : XXXXXXXXXXXX Serial Number : XXXXXXXX Model Number : XXXXXX-XXXXX UUID Number : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Press [Enter] to EXIT To exit this subtest and return to the SYSTEM test menu, press Enter. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-15...

  • Page 135: Memory Test

    16KB read buffer and compared the data in the buffers. The read buffer starts from 0001 and the comparison is continued with the following read buffer addresses: 0001, 0003, 0005, 0007, 0009, 000b, 000d and 000f. 3-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 136: Keyboard Test

    Appendix D. KEYBOARD TEST IN PROGRESS 302000 Scan code Character code Keytop Ins Lock Caps Lock Num Lock Scroll Lock Ctrl Left Shift Right Shift PRESS [Enter] KEY TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-17...

  • Page 137: Display Test

    This subtest displays bands of gradations for mixed colors, then for red, green, and blue. Next, it displays eight solid colors full screen: red, semi-red, green, semi-green, blue, semi-blue, white, and semi-white. Each color displays for three seconds. 3-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 138 Mode 118. Subtest 05 All dot on/off for LCD This subtest displays an all-white screen then an all-black screen. The display changes automatically every three seconds, then returns to the DISPLAY TEST menu. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-19...
  • Page 139 Subtest 07 LCD brightness The LCD brightness changes in the following order: Super-Bright —> Bright —> Semi-Bright —> Bright —> Super-Bright After displaying with Super-Bright of LCD brightness, return to the DISPLAY TEST menu. 3-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 140: Floppy Disk Test

    : XXX SUB-TEST MENU : 01 - Sequential read 02 - Sequential read/write 03 - Random address/data 04 - Write specified address 05 - Read specified address 99 - Exit to DIAGNOSTIC TEST MENU TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-21...
  • Page 141 This subtest writes the data specified by an operator to a specified track, head, and address. Subtest 05 Read specified address This subtest reads data from a track, head, and address specified by an operator. 3-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 142: Printer Test

    Select the printer channel number, and press Enter to execute the selected subtest. Subtest 01 Ripple Pattern This subtest prints characters for codes 20h through 7Eh line-by-line while shifting one character to the left at the beginning of each new line. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-23...
  • Page 143 NOTE: To execute this subtest, a printer wraparound connector must be connected to the computer’s printer port. This subtest checks the output and bi-directional modes of the data control and status lines through the parallel port wraparound connector (34M741986G01). (Both output and bi-directional modes are tested.) 3-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 144: Async Test

    Subtest 03 Wraparound (on board) NOTE: To execute this subtest, an RS-232C wraparound connector must be connected to the RS-232C port. This subtest checks the data send/receive function through the wraparound connector. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-25...

  • Page 145: Hard Disk Test

    3. This message is used to select whether or not the HDD status is displayed on the screen. The HDC status is described in section 3.19. Select 1 or 2. Detail status display (1:no, 2:yes) 3-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 146 1. Forward sequential 2. Reverse sequential 3. Random Subtest 03 Random address/data This subtest writes random data in a random length to random addresses. This data is then read and compared to the original data. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-27...
  • Page 147 This subtest writes specified 2-byte data to all of the cylinders on the HDD. Subtest 09 W-R-C specified address This subtest writes data to a specified cylinder and head on the HDD, then reads the data and compares it to the original data. 3-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 148: Real Timer Test

    Writes 1-bit of “off” data (FEh through 7Fh) to address 0Eh through 7Fh Writes the data pattern AAh and 55h to the address 0Eh to 7Fh Then the subtest reads and compares this data with the original data. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-29...
  • Page 149 Current time : 23:59:58 The real time increments are automatically executed and the following is displayed: Current date : 01-01-2000 Current time : 00:00:00 PRESS [Enter] KEY TO EXIT TEST To exit the test, press Enter. 3-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 150: Ndp Test

    To execute the NDP test, select 10 from the DIAGNOSTICS TEST MENU, press Enter and follow the directions on the screen. Subtest 01 This test checks the following functions of NDP: Control word Status word Addition Multiplication TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-31...

  • Page 151: Expansion Test

    –– Speaker line 00004 40,80 Wait line (40<xx<80) 00005 Other lines (BSY#, BVD1) NN=21, 00 NOTE: When selecting the subtest number01, the following message will appear: Test slot number select (1:slot0, 2:slot1, 0:slot0&1)? 3-32 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 152 The judgment of acquisition is based on the panel data. In simultaneous display mode or internal display mode, in which the panel data is acquired, this subtest will fail. Therefore, make sure only the external display is selected when executing this subtest. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-33...

  • Page 153: Cd-Rom/Dvd-Rom Test

    To execute the CD-ROM/DVD-ROM test, select 12 from the DIAGNOSTICS TEST MENU, press Enter and follow the directions on the screen. NOTE: For the subtest 01, 02 and 03, use the TOSHIBA CD-ROM TEST DISK TDY-01 or ABEX TEST CD-ROM TCDR-702 and DVD-ROM TEST DISK TSD-1. For the subtest 04, use a CD-RW media on the market.

  • Page 154: Error Code And Error Status Names

    HUB - CLEAR FEATURE ERROR HUB - CLEAR FEATURE1 ERROR HUB - SET FEATURE ERROR(Enab.) HUB - CLEAR FEATURE2 ERROR USB - OVER CURRENT ERROR USB - GET DESCR.ERROR(SECOND) Display VRAM SIZE NOT SUPPORT TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-35...
  • Page 155 HDD - RECORD NOT FOUND ERROR HDD - ECC ERROR HDD - HDC ERROR HDD - SEEK ERROR HDD - TIME OUT ERROR HDD - ECC RECOVER ENABLE HDD - DRIVE NOT READY 3-36 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 156 ZV-CONT# ERROR CD-ROM BAD COMMAND /DVD-ROM ILLEGAL LENGTH UNIT ATTENTION MEDIA CHANGE REQUEST MEDIA DETECTED ADDITIMAL SENSE BOUNDARY ERROR CORRECTED DATA ERROR DRIVE NOT READY SEEK ERROR TIME OUT RESET ERROR ADDRESS ERROR TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-37...

  • Page 157: Hard Disk Test Detail Status

    (Corrected data) “1” … Correctable data error is corrected. “0” … Not used (Index) “1” … Index is sensed. “0” … Normal (Error) “1” … The previous command was terminated with an error. 3-38 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 158 “1” … Illegal command error or command abort. “0” … The hard disk found track 0 during a recalibrate (Track 0) command. “1” … The hard disk could not find track 0 during a recalibrate command. —— Not used TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-39...

  • Page 159: Only One Test

    Common Test ************************************************************* ..Press test number[1-5, 9] ? [1-7, 9] Input the subtest number you want to test and press Enter. To return to the DIAGNOSTIC TEST menu, select 9 and press Enter. 3-40 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 160 Holding a key down enables the auto-repeat function which causes the key’s display character to blink. Press Del + Enter to end the test. IF TEST OK, Press [Dell][Enter]key TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-41...
  • Page 161 <LAT> displays appear on the right side one by one. The parameters appear on the center of the display. To exit this subtest, press the four IPS switches at the same time. 3-42 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 162 ..Press test number[0-2, 9] ? Connect the USB test module and USB cable to the computer. Input the test port number and press Enter. OK message appears in the display if the test ends without an error. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-43...
  • Page 163 Check [DC-IN]&[Power]&[Main Battery] LED= Green/Orange Check if the each LED lights in the same color shown in the display (Message switches Green <-> Orange). Press Enter to return to the Only One Test menu. 3-44 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 164 Front upward Flat desk The figure below shows the name and position of each side. (heaven surface) Back Right side Front Left side Figure 3-1 Name and positions of each side TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-45...
  • Page 165 When there is no defective during the all checks above, the following message appears in the display. Then press Enter and return to the Only One Test menu. ** Setting OK! ** Press [Enter] key 3-46 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 166 Press Escape/Rotation button. Then the following message appears in the display. Press [Cross Function Button] key Press Cross Function button. If the test ends successfully, the screen returns to the ONLY ONE TEST menu automatically. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-47...

  • Page 167: Head Cleaning

    2. Remove the Diagnostics Disk from the FDD, then insert the cleaning disk and press Enter. 3. When the message appears, the FDD head cleaning has begun. “cleaning start” 4. The display automatically returns to the DIAGNOSTIC MENU when the program is completed. 3-48 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 168: Log Utilities

    5. FDD/HDD or memory address (ADDR) 6. Write data (WD) 7. Read data (RD) 8. HDC status (HSTS) 9. Error status name (ERROR STATUS NAME) If the power switch is turned off, the error information will be lost. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-49...

  • Page 169: Operations

    The 7 key writes the log information to a floppy disk. 3. In the case of “error retry OK,” a capital “R” will be placed at the beginning of the error status. However, it is not added to the error count. 3-50 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 170: Running Test

    2. To execute the test, press Y and Enter. To cancel the test, press N and Enter. If you select the selectable tests, follow the instruction message in the display. 3. After selecting the selectable tests, the running test starts automatically. To terminate the program, press Ctrl + Break. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-51...

  • Page 171: Floppy Disk Drive Utilities

    This program displays the contents of the floppy disk and the designated sectors of the hard disk on the display. 4. HDD ID READ This program reads the hard disk ID and displays hard disk model number. 3-52 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 172: Operations

    After the floppy disk is formatted, the following message will appear: Format complete Another format (1:Yes/2:No) ? (e) Typing 1 displays the message from step (c) above. Typing 2 returns the test to the DIAGNOSTIC MENU. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-53...
  • Page 173 Copy complete Another copy (1:Yes/2:No) ? (g) To copy another disk, type 1 and the message from step (a) is displayed again. Entering 2 returns the test program to the DIAGNOSTIC MENU. 3-54 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 174 (i) Select a drive number and the following message will be displayed. ---Max. address --- [LBA ] = XXXXXXXXX LBA number ???????? (j) Set the LBA number you want to dump. The system will access the disk and dump a list. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-55...
  • Page 175 5. HDD ID READ program Selecting HDD ID displays the following HDD ID configuration: [HDD ID Read (VX.XX)] [Drive #1] [Drive #2] Model No. = XXXXXXX = YYYYYYY Press Enter to return to the FDD UTILITIES MENU. 3-56 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 176: System Configuration

    14. The number of ASYNC ports 15. Math co-processors 16. Floppy Disk Drive [Track/Head/Sector] 17. Hard Disk Drive [Sector/Drive size/Manufacture code] 18. Optical Disk Drive [Maker/Drive type/Manufacture code/Product code] 19. T&D total version 20. Date/Time TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-57...

  • Page 177: Operations

    = XXXXXXXXXX (XXXGB) [XXXXXXXXXXXXXXXXX] - ODD Drive = XXXX XXXXXXXX XXXXXXXXX [XXXXXXXXXXXX] - T&D Total Version = VX.XX Press [Enter] Key [Date = XXXX-YY-ZZ, XX:YY:ZZ] Press Enter to return to the DIAGNOSTIC MENU. 3-58 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 178: Wireless Lan Test Program (Intel-Made B/G)

    G-code : G36C0000X310 PBA No. : C55369 ************************************************************* If a defective is found during the test, NG message will appear in the display. Press any key and return to the test menu. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-59...
  • Page 179 When a defective is detected in the test, following typical cause is considered. • Connection of wireless LAN card • Defective wireless LAN card • Disappearance of MAC address data Checking the connection, execute the subtest again. 3-60 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 180 Connection of wireless LAN card • Connection of wireless LAN antenna cable (Main/Aux) • Condition of wireless LAN communication (Interference/obstruction) • Defective wireless LAN card Checking the connection and condition, execute the subtest again. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-61...
  • Page 181 This subtest checks SKU information, MAC address, connection and communication of wireless LAN antenna of Calexico 802.11b/g card. The test stops at when a defective is found. For more details, refer to each subtest. 3-62 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 182: Wireless Lan Test Program (Intel-Made A/B/G)

    LAN card is described. ************************************************************* Module : Intel Calexico 802.11a/g (MoW) G-code : G36C00018510 PBA No. : C67287 ************************************************************* Press any key and return to the test menu. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-63...
  • Page 183 If a defective is found during the test, following message will appear in the display. ************************************************************* ERROR: MAC all F MAC = XXXXXXXXXXXX ************************************************************* ************************************************************* MAC Address Check : NG !! ************************************************************* Press any key and return to the test menu. 3-64 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 184 Press any key and following message will appear in the display. Check which antenna (Main/Aux) is defective. ************************************************************* Aux Antenna Test : NG !! ************************************************************* Press any key and return to the test menu. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-65...
  • Page 185 Connection of wireless LAN card • Connection of wireless LAN antenna cable (Main) • Condition of wireless LAN communication (Interference/obstruction) • Defective wireless LAN card Checking the connection and condition, execute the subtest again. 3-66 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 186 Calexico 802.11b card and communication test of Calexico 802.11a and Calexico 802.11g. The test stops at when a defective is found. For more details, refer to each subtest. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-67...

  • Page 187: Lan/Modem/Bluetooth/Ieee1394 Test Program

    ICHx Gbe (i82540) Diagnostics program ##### #################################################################### 1 .... (i82562 + ICHx) 2 .... (Gbe) ******************************************************************** ..Press test number[1-2] ? Press the number you want to test and press Enter. 3-68 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 188 < TRANSMIT > < RECEIVE > NOTE: The menu displayed by your computer may be slightly different from the one shown above. If a defective is found, NG message will appear in the display. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-69...
  • Page 189 1000Base Auto-negotiation TxRx Test CE Test Complete NOTE: The menu displayed by your computer may be slightly different from the one shown above. If a defective is found, NG message will appear in the display. 3-70 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 190: Modem Test

    RJ11 Connection Check (LED) (Operator’s Check LED) test will be executed, and the following message will appear: ...Press Key (Y = OK , N =NG) If the color in the LED of the connection checker is orange, press Y, otherwise, press N. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-71...

  • Page 191: Bluetooth Test

    ..Press test number [1, 3, T] ? _ Press 1 or 3 key to perform the corresponding subtest. To quit the Bluetooth test program, eject the floppy disk and turn the computer off while the menu above is displayed. 3-72 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 192: Will Appear

    1 to select the test and press Enter. The following message will appear: ----------------------------------------------------------------------------- Bluetooth Subsystem T&D for PCSE(BD_ADDR) VerX.XX Copyright (C) by TOSHIBA Co. ----------------------------------------------------------------------------- Initializing … When the machine has passed the test, it displays BD_ADDR. If BD_ADDR has no problem, the following message is displayed.
  • Page 193 3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program If the target machine has any problem, it displays Error CODE. The following message is displayed. ----------------------------------------------------------------------------- Bluetooth Subsystem T&D for PCSE(BD_ADDR) VerX.XX Copyright (C) by TOSHIBA Co. ----------------------------------------------------------------------------- My BD_ADDR = XXXXXXXXXXXX [h] FFFFFF FFFFFF...
  • Page 194 Unsupported Remote Feature. 0x1b SCO Offset Rejected. 0x1c SCO Interval Rejected. 0x1d SCO Air Mode Rejected. 0x1e Invalid LMP Parameters. 0x1f Unspecified Error. ** See the Specification of the Bluetooth System for details. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-75...
  • Page 195 The following message is displayed. ----------------------------------------------------------------------------- Bluetooth Subsystem T&D for PCSE(CS-Air) VerX.XX Copyright (C) by TOSHIBA Co. ----------------------------------------------------------------------------- +----------------------+ BD_ADDR of the DUT = XXXXXXXXXXXXX [h] +----------------------+ <- Progress Bar Ready>>>>>>>>>>>>>>>>>>>>>> [ESC] : Stop 3-76 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 196 BD_ADDR of the DUT = XXXXXXXXXXXXX [h] +----------------------+ CCCC M PPPPPP EEEEEE TTTTTTT EEEEEEE DDDDD MM P O M M M M P M PPPPPP EEEEEE EEEEEEE D CCCC LLLLLLL EEEEEE EEEEEEE DDDDD Testing is finished A>_ TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-77...
  • Page 197 EEEEEE TTTTTTT EEEEEEE MM P O M M M M P M PPPPPP EEEEEE EEEEEEE N N C CCCC LLLLLLL EEEEEE EEEEEEE Testing is finished _Press any key to continue. . . 3-78 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 198 Unsupported Remote Feature. 0x1b SCO Offset Rejected. 0x1c SCO Interval Rejected. 0x1d SCO Air Mode Rejected. 0x1e Invalid LMP Parameters. 0x1f Unspecified Error. ** See the Specification of the Bluetooth System in detail. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-79...
  • Page 199 Not Exist 0x29 Not Exist 0x2a Not Exist 0x2b Not Exist 0x2c Not Exist 0x2d Not Exist 0x2e Not Exist 0x2f Not Exist ** See the Specification of the Bluetooth System in detail. 3-80 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 200: Ieee1394 Test

    This program is executed in the responder machine to initialize the responder machine with the IEEE1394 cable connected to the target machine before executing subtest 01. Subtest03 IEEE1394 GUID Display This program checks the GUID of IEEE1394. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-81...

  • Page 201: Sound Test Program

    1 .... ( Microphone recording & play ) 2 .... ( Sine wave ) 3 .... ( Line IN recording & play ) 9 .... Exit to Main **************************************************************** .. Press test number[1-3, 9] ? 3-82 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 202: Sound (Legacy) Test

    Build data: XXX XX XXXX at XX:XX:XX Loading “mic.wav”. NOTE: The message in the display might have slight difference from those above. The display returns to the Sound (Standard) test menu after the test ends. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-83...
  • Page 203 The display returns to the Sound (Standard) test menu after the test ends. 3.29.2 Sound (Legacy) To execute the Sound (Legacy) test, select 2 and press Enter. CAUTION: Sound (Legacy) test is not supported in this model. 3-84 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 204 To execute the CD Sound (Standard) test, press 3 and Enter. Insert the test media (TOSHIBA TEST CD-ROM or ABEX TEST CD-ROM) or music CD on the market (if the test media can not be prepared). Following menu appears in the display.
  • Page 205 This subtest plays sine wave while changing its table from 400Hz to 3KHz and also changing the channel from left speaker to right speaker. Return to the CD Sound (Standard) menu after the test ends. 3-86 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 206 [Device Config.] of the BIOS SETUP. If the “ALL DEVICE” is not selected, music can not be played. 3.29.4 CD Sound (Legacy) To execute the CD Sound (Legacy) test, select 4 and press Enter. CAUTION: Sound (Legacy) test is not supported in this model. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-87...

  • Page 207: Setup

    (c) Auto Power On (d) Diagnostic Mode (e) Stanby 8. Configuration 9. I/O port 10. Drives I/O (a) Built-in HDD (b) Selected Bay 11. PCI Bus 12. Security Controller (a) TPM (b) Clear TPM Owner 3-88 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 208 (c) TV type 14. Peripheral (a) Internal Pointing Device (b) Parallel Port Mode 15. LEGACY EMULATION (a) USB KB/Mouse Legacy Emulation (b) USB-FDD Legacy Emulation (c) USB Memory BIOS Support Type 16. PCI LAN TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-89...

  • Page 209: Accessing The Setup Program

    3.30.2 Accessing the SETUP Program Selecting 0 from the DIAGNOSTICS MENU and pressing Enter displays the followings: NOTE: (*1) This item is displayed only when a Tablet Multi Dock II is connected. 3-90 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 210 1. To show the factory preset configuration, press Home. 2. To accept the default settings, press End and then press Y. NOTE: When you execute the default setting, the following settings are not changed: Password TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-91...
  • Page 211 This option is used to select Full Power, Low Power or User Setting of the battery save mode. When you select the battery save mode, the followings will appear. Full Power The following shows full power settings. Low Power The following shows low power settings. 3-92 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 212 LCD Brightness Use this option to set the level of LCD brightness. Super-Bright Full brightness for maximum visibility. Bright Full brightness for high visibility. Semi-Bright Less than full brightness for saving power. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-93...
  • Page 213 This option sets or resets the user password for power on and instant security (Fn+F1). Registered The user password has been registered. Not registered The user password has not been registered. For details on setting the user password, refer to the User’s Manual. 3-94 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 214 For details on setting user password, refer to the User’s Manual. (d) Master Password This item sets the Master HDD password. This can be set, only when Master+User is set in the HDD password Mode. For details, refer to the User’s Manual. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-95...
  • Page 215 Second HDD → Built-in HDD : Detecting boot command from Second HDD and then Built-in HDD Built-in HDD → Second HDD→USB : The priority is set as Built-in HDD → Second HDD→USB. 3-96 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 216 Disables Pentium-M processor featuring Intel SpeedStep technology and always runs the processor at its maximum speed. Always Low Disables Pentium-M processor featuring Intel SpeedStep technology and always runs the processor at its default speed. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-97...
  • Page 217 For the Alarm Date Option, set the date to turn on the power automatically. When it is set to “Disabled”, the time to turn on automatically is not set. 3-98 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 218 Quick start to Windows operation. It consumption more electricity than normal mode. It lights orange during standby mode. NOTE: You can not choose standby mode with the setting [Fast] when the PC is running with battery. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-99...
  • Page 219 Channel 1and Channel 3 (Default). OPTIONS = Channel 3 (Default) For most printers, the port should be set to ECP. With some other parallel devices, the setting should be Std. Bi-Direct. 3-100 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 220 When Y, E, S and Enter keys are pressed, the data is disposed. After changing, the display of TPM item is changed to Disabled and this item becomes not displayed and the cursor could not be moved on the TPM item. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-101...
  • Page 221 14. Peripheral Use this option to select the peripheral’s mode. (a) Internal Pointing Device This option enables or disables the touch pad Enabled Enables the touch pad. (Default) Disabled Disables the touch pad. 3-102 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 222 (Based on the [HDD] order in the [Boot Priority Options] item.) 16. PCI LAN This option sets the Enable / Disable of the built-in LAN functions. Enabled Enables built-in LAN functions. (Default) Disabled Disables built-in LAN functions. TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 3-103...
  • Page 223 3 Tests and Diagnostics 3.30 SETUP 3-104 [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 224: Chapter 4 Replacement Procedures

    Chapter 4 Replacement Procedures [ CONFIDENTIAL]...
  • Page 225 4 Replacement Procedures 4-ii [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 226 4.10.1 QI button assembly ................4-25 4.10.2 PC card slot brace .................. 4-26 4.11 Bluetooth module....................4-27 4.12 MDC/Modem cable ....................4-29 4.13 Wireless LAN card ....................4-32 4.14 Fan/CPU........................4-34 4.14.1 Fan......................4-34 4.14.2 CPU......................4-36 TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL] 4-iii...
  • Page 227 Digitizer ........................4-65 4.30 LCD harnesses & Wireless LAN/Bluetooth antennas ..........4-71 4.31 Hinge switch Board....................4-76 4.32 Fluorescent Lamp....................4-77 4.32.1 Replacing the 14.1 inch SXGA+ TMD fluorescent Lamp ....4-78 4-iv [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 228 Figure 4-26 Removing the RTC battery ................4-41 Figure 4-27 Removing the LCD harness holder ..............4-43 Figure 4-28 Removing the Mic (L) cable guide ..............4-45 Figure 4-29 Removing the QI board.................. 4-47 TECRA M4 Maintenance Manual (960-521) [ CONFIDENTIAL]...
  • Page 229 Figure 4-47 Arranging the wireless LAN antenna cables..........4-74 Figure 4-48 Removing the hinge switch board..............4-76 Figure 4-49 to 4-59 Replacing 14 inch TMD fluorescent lamp (1) to (11) ....4-78 to 4-88 4-vi [ CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 230: Overview

    Modem cable” unit immediately above the Mini PCI module must be removed. Similarly, as this requires the removal of all the units from “4.3 PC card/SD card” to “4.8 Bottom cover assembly” must be also removed. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 231: Safety Precautions

    Danger: 1. In the case of the battery, always use authentic parts or equivalent parts approved by Toshiba. Other batteries may have different specifications that are incompatible with the computer and may result in fire or explosion.

  • Page 232: Before You Begin

    Screw sizes are noted in the text and figures. 9. As all parts have sharp edges and corners, take care not to cut yourself. 10. After replacing an FRU, check that the computer and replaced part operate correctly. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 233: Disassembly Procedure

    Normal pin connectors are used for all other cables. Simply pull out or push in these connectors to disconnect or reconnect. Pressure plate connector Spring connector Back flip connector [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 234: Assembly Procedure

    Tweezers (for lifting screws) ESD mats (lay on work table or floor) An ESD wrist strap and heel grounder Anti-static carpet or flooring A pair of needle-nose pliers Air-ionizers in highly static sensitive areas TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 235 4 Replacement Procedures 4.1 Overview Antenna coaxial cable disconnector [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 236: Screw Tightening Torque

    Odd numbered length screws: White Special length screw: Blue “Special length screw” means screws whose length is indicated in an integral number to the first decimal places such as 2.5 mm, 2.6 mm and so on. Grip area TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 237: Screw Notation

    Screw shape + Screw length (mm) Screw shape B: Bind screw F: Flat head screw S: Super thin head screw T: Tapping screw U: Other screws (Unique screws: pan head, stud, etc.) Example: B6 ... 6mm BIND screw [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 238: Battery Pack

    5. Pull out the battery pack while sliding the battery latch toward the arrow pointing. Battery pack Battery latch Battery lock switch Figure 4-1 Removing the battery pack Note: Dispose of the used battery pack in accordance with the laws and ordinances of your local authority. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 239 Dispostickerways the used batteries pack in accordance with the laws and ordinances of your local authority. Use only the batteries approved by Toshiba. Note: Check visually the battery terminals and clean off any dirt with a dry cloth.

  • Page 240: Pc Card/Sd Card

    The following describes the procedure for installing the PC card. (See Figure 4-2.) 1. Make sure the eject button does not stick out. 2. Insert the PC card carefully to ensure a firm connection. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-11...

  • Page 241: Sd Card

    Figure 4-3 Removing the SD card Installing the SD card The following procedure describes the procedure for installing the SD card. (See Figure 4-3.) 1. Insert the SD card and press it until it securely connected. 4-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 242: Memory Module

    3. Remove the memory slot cover. 4. Open the left and right latches and remove the memory module(s). Memory slot cover Screw (with e-ring) Latch Latch Memory module Figure 4-4 Removing the memory module TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-13...
  • Page 243 When installing the memory module, be careful not to insert the memory module into the expansion memory slot (inner slot). 2. Install the memory slot cover. 3. Secure the screw (with e-ring) to fix the memory slot cover. 4-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 244: Hdd

    Note: When removing the HDD assembly, be careful not to tear the laminate. If the laminate is torn, replace it with a new one. HDD slot cover Screw (with e-ring) HDD assembly CN1900 Figure 4-5 Removing the HDD FPC TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-15...
  • Page 245 2. Connect the HDD to the connector CN1900 of the HDD cable. 3. Insert the HDD assembly into the HDD slot of computer. 4. Install the HDD slot cover and secure it with the screw (with e-ring). 4-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 246: Selectable Bay Module

    3. Pull out the selectable bay module from the selectable bay while sliding the lever. M2.5x4.0B FLAT BIND Unlock position Lock position Lever Selectable bay module Figure 4-7 Removing the selectable bay module TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-17...
  • Page 247 5. Remove the following screws securing the plastic frame and remove it. • M2.0x3.0S S-THIN FLAT BIND screw M2.0x3.0S S-THIN FLAT BIND Plastic frame OD board Plastic brace M2.0x8.0S BIND M2.0x3.0S S-THIN FLAT BIND Figure 4-8 Removing the plastic frame 4-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 248 3. Insert the selectable bay module into the selectable bay of the computer. 4. Turn the following screw (if you want to lock the selectable bay) from unlock position to lock position. • M2.5x4.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-19...

  • Page 249: Keyboard

    Unlock the connector and disconnect the keyboard flexible cable from the connector CN3230 on the system board. 6. Remove the keyboard. Keyboard holder M2.5x2.8B FLAT BIND M2.5x2.8B FLAT BIND Keyboard CN3230 Figure 4-9 Removing the keyboard 4-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 250: Figure 1-9 Keyboard

    2. Hook the bottom edge of the keyboard to the palm rest. Place the keyboard on the computer and secure it with the following screws. • M2.5x2.8B FLAT BIND screw 3. Fit to install the keyboard holder. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-21...

  • Page 251: Bottom Cover Assembly

    • M2.0x6.0B FLAT BIND screw x20 (Described as (6) in figure) • M2.0x4.0B FLAT BIND screw x2 (Described as (4) in figure) 4. Pull up to remove the bottom cover assembly from the computer. 4-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 252 S-THIN FLAT BIND screw x2 (Described as (4) in figure) 3. Turn over the computer and open the display. 4. Connect the touch pad cable to the connector CN3240 on the system board. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-23...

  • Page 253: Battery Latch Assembly/Selectable Bay Lock

    The following describes the procedure for installing the battery latch assembly. (See Figure 4-12.) 1. Install the battery latch assembly to the bottom cover assembly. 2. Secure the battery latch assembly with the following screw. • M2.5x4.0B FLAT BIND screw 4-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 254: Selectable Bay Lock

    A form the back, then hook the tabs (2 points). Caution: Selectable bay lock has different shapes of tabs for each side (2 points). Therefore, be sure to fit their shapes for installation. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-25...

  • Page 255: Qi Button Assembly/Pc Card Slot Brace

    1. Install the QI button assembly to the slot of bottom cover assembly and secure it with the following screw. • M2.5x4.0B FLAT BIND screw Note: When installing the QI button assembly, be sure to fit the button portion to the slot of bottom cover assembly. 4-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 256: Pc Card Slot Brace

    The following describes the procedure for installing the PC card slot brace. (See Figure 4-15.) 1. Install the PC card slot brace to the bottom cover assembly. 2. Secure the PC card slot brace with the following screws. • M2.5x4.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-27...

  • Page 257: Bluetooth Module

    2. Disconnect the Bluetooth cable (black) from the Bluetooth module using an antenna coaxial cable disconnector. 3. Disconnect the flexible cable from the Bluetooth module. Flexible cable M2×3S S-FLAT HEAD Bluetooth module Bluetooth cable Figure4-16 Removing the Bluetooth module 4-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 258 1. Connect the flexible cable to the Bluetooth module. 2. Connect the Bluetooth cable (black) to the Bluetooth module. 3. Secure the Bluetooth module with the following screw. • ×1 M2×3S S-FLAT HEAD screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-29...

  • Page 259: Mdc/Modem Cable

    3. Disconnect the Modem cable from the connector of MDC. M2.0x4.0Z BIND Modem cable CN3000 Figure 4-17 Removing the MDC 4. Pull out the Modem cable from the guide of mini PCI cover. 4-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 260 8. Disconnect and remove the Modem cable from the connector CN3001 on the system board. Modem cable Glass Tape M2.0x4.0Z BIND Insulator CN3001 M2.0x4.0B LH STICK M2.0x4.0Z BIND Drain cable 1 Drain cable 2 Figure 4-18 Removing the Modem cable TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-31...
  • Page 261 6. Connect the Modem cable to the connector of MDC. 7. Install the MDC to the connector CN3000 on the system board and secure it with the following screws. • M2.0x4.0Z BIND screw 8. Stick the glass tape on the Modem cable. 4-32 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 262: Wireless Lan Card

    4. Open the left and right latches securing the wireless LAN card and remove the wireless LAN card from the connector of mini PCI. M2.0x4.0Z BIND Mini PCI cover Speaker cable CN6150 Wireless LAN card Figure 4-19 Removing the Wireless LAN card TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-33...
  • Page 263 3. Secure the mini PCI cover with the following screws. • M2.0x4.0Z BIND screw 4. Arrange the speaker cable along the guide of mini PCI cover and connect the speaker cable to the connector CN6150 on the system board. 4-34 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 264: Fan/Cpu

    2. Remove the following screws securing the fan and remove the Fan0 / Fan1. • M2.5x4.0B FLAT BIND screw x2 (each) Guide M2.5x4.0B FLAT BIND M2.5x4.0B FLAT BIND Fan1 Fan0 CN8770 CN8780 Figure 4-20 Removing the fan TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-35...
  • Page 265 Do not let the wire out of the memory connector side. Fix the cables with a glass tape so that they could not be on top of each other. 4-36 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 266: Cpu

    (3→1) on the CPU hold plate and remove the CPU hold plate. • M2.0x4.0B BIND screw 2. Remove the heat sink on the CPU. M2.0x4.0B BIND M2.0x4.0B BIND Heat sink CPU hold plate Figure 4-21 Removing the heat sink TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-37...
  • Page 267 2. Install the CPU on the CPU socket and check the CPU is installed on the right position. 3. Lock the CPU by rotating clockwise the cam on the CPU socket by 180 degrees with a flat-blade driver. 4-38 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 268 5. Install the heat sink on the CPU. 6. Install the CPU hold plate and secure it with the following screws in the order of the number (1→3) on the CPU hold plate. • M2.0x4.0B BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-39...

  • Page 269: Dc-In Jack

    The following describes the procedure for installing the DC-IN jack. (See Figure 4-24.) 1. Connect the DC-IN jack to the connector CN8800 on the system board. 2. Install the DC-IN jack by fitting guide of slot of cover assembly. 4-40 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 270: Penholder/Rtc Battery

    2. Remove the following screws securing the Penholder and remove the Penholder from the cover assembly. • M2.0x4.0B FLAT BIND screw M2.0x4.0B FLAT BIND Penholder RTC battery cable CN9990 Figure 4-25 Removing the Penholder TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-41...

  • Page 271: Rtc Battery

    The following describes the procedure for installing the RTC battery. (See Figure 4-26.) 1. Install the RTC battery to the slot of Penholder. 2. Arrange the RTC battery cable to the guide of Penholder. 4-42 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 272: Lcd Harness Holder

    4. Disconnecting the QI board cable from the connector CN9521 on the CN board and from the connector CN9530 on the QI board, pull out the QI board cable from the guide of LCD harness holder. 4-42 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 273 CN board harness (Connected to CN9502) M2.5x6.0B FLAT BIND USB harness (to CN4612) LCD harness (Connected to CN5501) CN board harness (to CN9520) USB harness (Connected to CN4621) Figure 4-27 Removing the LCD harness holder TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-43...
  • Page 274 5. Connecting the USB harness to the connector CN4612 on the system board and to the connector CN4621 on the CN board, arrange the USB harness along the guide of LCD harness holder under the insulator. 4-44 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 275: Mic (L) Cable Guide

    3. Remove the following screws and Mic (L) cable guide. • M2.5x6.0B FLAT BIND screw M2.5x6.0B HDD cable FLAT BIND Mic. L cable guide M2.5x6.0B FLAT BIND CN6060 Mic. L cable CN1900 Figure 4-28 Removing the Mic (L) cable guide TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-45...
  • Page 276 2. Install the Mic (L) cable guide to the system board and secure it with the following screws. • M2.5x6.0B FLAT BIND screw 3. Connecting the Mic (L) cable to the connector CN6060 on the system board, arrange the cable along the Mic (L) cable guide. 4-46 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 277: Qi Board/Cn Board

    The following describes the procedure for installing the QI board. (See Figure 4-29.) 1. Install the QI board to the cover assembly and secure it with the following screws. • M2.5x6.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-47...

  • Page 278: Cn Board

    The following describes the procedure for installing the CN board. (See Figure 4-30.) 1. Install the CN board to the cover assembly and secure it with the following screws. • M2.5x6.0B FLAT BIND screw 4-48 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 279 4.19 QI board / CN board 4 Replacement Procedures TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-49...

  • Page 280: System Board

    5. Remove the system board from the cover assembly while pulling it up toward arrow pointing. Rotation sensor cable (Connected to CN3280) M2.5x6.0B FLAT BIND Mic (R) cable (Connected to CN6061) Digitizer cable System board (to CN9540) Figure 4-31 Removing the system board 4-50 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 281 2. Connect the digitizer cable to the connector CN9540 on the system board. 3. Connect the rotation sensor cable to the connector CN3280 on the system board. 4. Connect the Mic (R) cable to the connector CN6061 on the system board. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-51...

  • Page 282: Pc Card Slot Cover

    The following describes the procedure for installing the PC card slot cover. (See Figure 4- 32.) 1. Secure the hook (2 points) and install the PC card slot cover. 2. Secure the PC card slot cover with the following screws. • M2.0x3.0S S-THIN FLAT BIND screw 4-52 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 283: Speaker

    1. Install the speaker to the slot of cover assembly. NOTE: When installing the speaker, confirm the right installation of right and left speaker. (Right = White and Green cable, Left = Red and Black cable). TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-53...
  • Page 284 Insert the two cables of antennas into the two ferrite-sheets and let them within the rib. Antenna cable Ferrite sheet 3. Stick the guide insulator over the guide of speaker cable. 4-54 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 285: Microphone/Front Panel

    2. Pull up the Mic holder straight and remove the mic holder from the cover assembly. 3. Remove the microphone from the slot of cover assembly. M2.5x4.0B FLAT BIND Microphone Mic holder (R) M2.5x4.0B FLAT BIND Mic holder (L) Figure 4-34 Removing the microphone TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-55...

  • Page 286: Front Panel

    1. Remove the following screws and front panel from the cover assembly. • M2.5x6.0B FLAT BIND screw 2. Detach the display latch from the front panel. M2.5x6.0B FLAT BIND Display latch Front panel Figure 4-35 Removing the front panel 4-56 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 287 The following describes the procedure for installing the front panel. (See Figure 4-35.) 1. Install the display latch to the front panel. 2. Install the front panel to the cover assembly and secure it with the following screws. • M2.5x6.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-57...

  • Page 288: Lens Holder

    The following describes the procedure for installing the lens holder. (See Figure 4-36.) 1. Install the lens holder to the cover assembly. 2. Secure the lens holder with the following screw. • M2.5x4.0B S-THIN FLAT BIND screw 4-58 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 289: Touch Pad

    1. Connect the touch pad cable to the touch pad and stick the glass tape. 2. Install the touch pad and touch pad holder to the cover assembly. 3. Secure the touch pad with the following screws and stick the insulator. • M2.0x4.0B S-THIN FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-59...

  • Page 290: Lcd Unit & Fl Inverter

    NOTE: When removing the LCD mask, be careful not to lose the cross function button because the button is easily removed. Cross function button LCD mask M2.5x6.0S FLAT BIND M2.5x6.0S FLAT BIND Figure 4-38 Removing the LCD mask 4-60 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 291 9. Remove the LCD unit from the display cover. M2.5x4.0B FLAT BIND Glass tape Insulator M2.5x4.0B FLAT BIND HV cable LCD harness Digitizer harness Copper tape M2.5x4.0B FLAT BIND Figure 4-39 Removing the LCD unit TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-61...
  • Page 292 CAUTION: The removed FL inverter is not reusable. Therefore when installing the FL inverter, it must be a new one. 12. Disconnect the inverter harness and remove the FL inverter from the display cover. FL inverter Inverter harness Figure 4-41 Removing the FL inverter 4-62 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 293: Application Switch Board

    LCD mask clean with an ionizer. And also, confirm that the cross function button is installed. 9. Secure the LCD mask with the following screws and stick the mask seals (6 points). • M2.5x6.0S FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-63...

  • Page 294: Application Switch Board

    1. Connect the switch harness to the connector CN9510 on the application switch board. 2. Install the application switch board to the display cover and secure it with the following screws. • M2.5x4.0B FLAT BIND screw 4-64 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 295: Lcd Latch Assembly

    The following describes the procedure for installing the LCD latch assembly. (See Figure 4- 43.) 1. Install the LCD latch assembly and secure it with the following screw. • M2.5x4.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-65...

  • Page 296: Digitizer

    Be careful to use the bezel guide. There is a portion where the bezel is sticking out because of the digitizer guide. Do not press and rub the portion with bare hands or it may result cut your finger. 4-66 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 297 Make sure that three latches fit the digitizer securely. If the latches are not locked securely, it may result to move the digitizer and give stress on the TAB or PCB and cause the display function failure. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-67...
  • Page 298 Do not put any instrument on the LCD module because it may result to make scratch on the cell, polarization sheet or B/L and break the TAB and may cause the display function failure. 4-68 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 299 Make sure to put the LCD module on the flat place. If the LCD module is put on the uneven place, it may result to break the TAB, make scratch on the B/L or polarization sheet and cause the display function failure. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-69...
  • Page 300 4 Replacement Procedures 4.29 Digitizer 4-70 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 301 1. Slide the digitizer into the back pocket of LCD. Caution: When replacing the digitizer, fit the digitizer into the back of LCD toward the arrow pointing. 2. Secure the digitizer with the following screws. • M2.0x3.0Z BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-71...

  • Page 302: Lcd Harnesses & Wireless Lan/Bluetooth Antennas

    • M2.5x6.0S PSP TIGHT screw 4. Remove the following screws securing the hinge assembly. • M2.5x6.0B FLAT BIND screw • M2.5x6.0S PSP TIGHT screw 5. Remove the hinge rear cover from the hinge assembly. 4-72 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 303 8. Remove the following screws and LCD harness hold plate from the display cover. • M2.5x6.0B FLAT BIND screw 9. Remove the following screws securing the hinge assembly. • M2.5x6.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-73...
  • Page 304 13. Pull out the wireless LAN antenna cables/Bluetooth antenna cable through the hole of hinge assembly 14. Peel off seven acetate tapes on the cables. 15. Peel off the acetate tapes and wireless LAN antennas/Bluetooth antenna and remove them from the display cover. 4-74 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 305 3. Pass the LCD harness through the hole of hinge assembly. 4. Pass the digitizer harness through the hole of hinge assembly. 5. Pass the wireless LAN antenna cables/Bluetooth antenna cable through the hole of hinge assembly. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-75...
  • Page 306 12. Install the LCD harness holder to the hinge assembly and secure it with the following screws • M2.5x2.8B FLAT BIND screw 13. Arrange the wireless LAN antenna cables / Bluetooth antenna cable along the guide of cover assembly. 4-76 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 307: Hinge Switch Board

    The following describes the procedure for installing hinge switch board. (See Figure 4-48.) 1. Install the plate fitting to the bosses on the hinge assembly. 2. Install the hinge switch board and secure it with the following screws. • M2.5x3.0B FLAT BIND screw TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-77...

  • Page 308: Fluorescent Lamp

    - Be careful when handling the lamp. Excessive force may break the lamp. - Be careful not to soil or deform the lamp reflector. - Make sure that the power of the LCD module is turned off before connecting or disconnecting cables and connectors. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-77...

  • Page 309: Replacing The 14.1 Inch Sxga+ Tmd Fluorescent Lamp

    3. Do not damage the TAB and PCB when removing the double –sided tape of the insulation sheet. Tape on the side of insulation sheet (2) Tape fixing the insulation sheet (1) Bezel tape Figure 4-49 Replacing 14.1 Inch TMD fluorescent lamp (1) 4-78 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 310 CAUTION: 1. To unfasten the screws, use an insert bit of point size 0 for Philips screwdrivers. 2. Do not remove the insulation sheet to reuse it. Figure 4-50 Replacing 14.1 Inch TMD fluorescent lamp (2) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-79...
  • Page 311 Release the three latches on the top to remove the bezel from the cell. Bezel Release the latches on the side. Release latch on side. Hold up he lower side of bezel up. Figure 4-51 Replacing 14.1 Inch TMD fluorescent lamp (3) 4-80 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 312 4.32 Fluorescent lamp 4 Replacement Procedure Opening the PCB 1. Spread out the PCB horizontally. CAUTION: Be careful not to damage the FPC. Figure 4-52 Replacing 14.1 Inch TMD fluorescent lamp (4) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-81...
  • Page 313 Ray-shield tape on the back Remove cell while removing double sided tape. Ray-shield tape on the back Ray-shield tape on the back Ray-shield tape on the back Figure 4-53 Replacing 14.1 Inch TMD fluorescent lamp (5) 4-82 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 314 Check of the backlight replaced 1. Check the following items Do not let the sheet on and not let the sheet out of the frame. Figure 4-54 Replacing 14.1 Inch TMD fluorescent lamp (6) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-83...
  • Page 315 2. Be careful not to damage the FPC. Remove the parting paper on the double-side Align the top left corner of the backlight unit. Figure 4- 55 Replacing 14.1 Inch TMD fluorescent lamp (7) 4-84 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 316 The screw hole of plastic frame shall be seen through the hole of GND- The screw hole of plastic frame shall be seen through the hole of GND- Figure 4-56 Replacing 14.1 Inch TMD fluorescent lamp (8) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-85...
  • Page 317 (3) Hook the latch on the upper side and fit the bezel. (2) Hook latches on the side. (2) Hook latches on the (1) Fit side. the bezel from the lamp side. Figure 4-57 Replacing 14.1 Inch TMD fluorescent lamp (9) 4-86 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 318 CAUTION: 1. The tightening torque must be 0.176 m (1.8kgf cm) for all the screws. 2. Use an insert bit of point size 0 for the Philips screwdrivers. Figure 4-58 Replacing 14.1 Inch TMD fluorescent lamp (10) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-87...
  • Page 319 CAUTION: When attaching tape and insulation sheet, be careful not to damage the PCB, cell and B/L. Insulation sheet Tape for fixing the insulation sheet Bezel tape Figure 4-59 Replacing 14.1 Inch TMD fluorescent lamp (11) 4-88 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 320: Appendices

    Appendices [CONFIDENTIAL]...
  • Page 321 Appendices App-ii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 322 C.14 J4100 Network I/F connector (14-pin) ............C-17 C.15 CN4200 IEEE1394 connector (4-pin) ............C-18 C.16 CN4610 USB1 connector (Port 0) (4-pin) ..........C-18 C.17 CN4611 USB2 connector (Port 3) (4-pin) ..........C-18 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] App-iii...
  • Page 323 CN9523 MG board I/F connector (3-pin)..........C-26 C.39 CN9520 System board I/F connector (40-pin)........... C-27 QI Board C.40 CN9530 CN board I/F connector (2-pin)........... C-28 SW Board C.41 CN9510 System board I/F connector (12-pin)........... C-28 App-iv [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 324: Keyboard Scan/Character Codes

    Appendix D Keyboard Scan/Character Codes .............. D-1 Appendix E Key Layout ....................E-1 Appendix F Wiring Diagrams..................F-1 Appendix G BIOS Rewrite Procedures ................G-1 Appendix H EC/KBC Rewrite Procedures ..............H-1 Appendix I Reliability.......................I-1 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] App-v...
  • Page 325 Figure E-1 Key layout (UK) ....................E-1 Figure E-2 Key layout (US) .....................E-1 Figure F-1 LAN Loopback Connector................F-1 Figure F-2 RS-232C Cable (9-pin to 9-pin)..............F-1 Figure F-3 RS-232C Cable (9-pin to 25-pin)..............F-2 App-vi [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 326 Internal microphone (left) connector (2-pin) ..........C-19 Table C-21 Internal microphone (right) connector (2-pin)..........C-19 Table C-22 External microphone connector (6-pin) ............C-20 Table C-23 Speaker connector (4-pin)................C-20 Table C-24 Headphone connector (6-pin) ..............C-20 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] App-vii...
  • Page 327 Scan codes with Fn key................. D-6 Table D-5 Scan codes in overlay mode................D-7 Table D-6 No. 124 Key scan code ................. D-7 Table D-7 No. 126 Key scan code ................. D-8 Table I-1 MTBF......................I-1 App-viii [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 328: Appendix A Handling The Lcd Module

    LCD cover before securing the module with screws. Do not force the module into place, because stress can affect its performance. Also, the panel’s polarized surface is easily scarred, so be careful when handling it. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 329 Do not apply cleanser directly to the panel. 4. If water or other liquid is left on the panel’s surface for a long period, it can change the screen’s tint or stain it. Be sure to quickly wipe off any liquid. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 330 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge. Be sure to wear a wrist or ankle ground when handling the module. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 331 8. Do not store the module at temperatures below specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9. Do not disassemble the LCD module. Disassembly can cause malfunctions. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 332 Appendices 10. If you transport the module, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxime). These materials can release gas that can damage the panel’s polarization. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 333 Appendices Appendix A Handling the LCD Module [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 334: Appendix B Board Layout

    Appendix B Board Layout Appendices Appendix B Appendix B Board Layout System Board Front View Figure B-1 System board layout (front) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 335 Part’s name IS2130 SD card slot IC8972 CN3400 Debug port (D port) connector CN3230 Keyboard connector CN3240 Touch pad connector J6310 Headphone jack J6070 External microphone jack CN2110 PC card connector IC1600 ICH6-M IC3200 EC/KBC [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 336 Appendix B Board Layout Appendices System board Back View Figure B-2 System board layout (back) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 337: Rtc Battery Connector (3-Pin

    CN9502 CN board I/F connector CN2300 Docking connector CN1440, CN1460 Memory connector CN3280 Panel sensor connector CN3001 RJ11 relay connector J4100 Network jack CN9540 Digitizer connector CN8800 DC IN connector CN8770 FAN0 connector IS1050 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 338: Qi Board I/F Connector (2-Pin

    Table B-3 CN Board Mark Number Name CN9520 System board I/F connector CN4621 USB 1 relay connector CN9521 QI board I/F connector CN4620 USB 2 connector CN5320 CRT connector CN5340 S-VIDEO connector CN4400 Bluetooth connector TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 339 Appendices Appendix B Board Layout QI Board Front and Back View <Front layout> <Back layout> Figure B-4 QI Board layout Table B-4 QI Board Mark Number Name CN9530 CN board I/F connector [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 340 SW Board Front and Back View <Front layout> <Back layout> Figure B-5 SW Board layout Table B-5 SW Board Mark Number Name CN9510 System board I/F connector S3293 Direction button S3292 ESC button S3291 SAS button S3290 POWER-ON switch TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 341 Appendices Appendix B Board Layout [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 342: Appendix C Pin Assignment

    BDQ05-B1P BDQ07-B1P BDQ04-B1P BDQ06-B1P BDM0-B1P BDQS0-B1N BDQS0-B1P BDQ01-B1P BDQ00-B1P BDQ03-B1P BDQ02-B1P BDQ12-B1P BDQ13-B1P BDQ11-B1P BDQ09-B1P BDM1-B1P BDQS1-B1N MCK3-B1P BDQS1-B1P MCK3-B1N 2R5-B2V BDQ09-B1P BDQ15-B1P BDQ14-B1P BDQ10-B1P BDQ16-B1P BDQ21-B1P BDQ17-B1P BDQ17-B1P BDQS2-B1N BDQS2-B1P BDM2-B1P BDQ23-B1P BDQ19-B1P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 343 BMA11-B1P BMA09-B1P BMA07-B1P BMA08-B1P BMA06-B1P 1R8-B1V 1R8-B1V BMA05-B1P BMA04-B1P BMA03-B1P BMA02-B1P BMA01-B1P BMA00-B1P 1R8-B1V 1R8-B1V BMA10-B1P BBS1-B1P BBS0-B1P BRAS-B1N BWE-B1N MCS2-B1N 1R8-B1V 1R8-B1V BCAS-B1N MODT2-B1P MCS3-B1N BMA13-B1P 1R8-B1V 1R8-B1V MODT3-B1P BDQ32-B1P BDQ36-B1P BDQ33-B1P BDQ37-B1P [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 344 BDQ41-B1P BDQS5-B1N BDM5-B1P BDQS5-B1P BDQ43-B1P BDQ46-B1P BDQ42-B1P BDQ47-B1P BDQ48-B1P BDQ52-B1P BDQ54-B1P BDQ53-B1P MCK4-B1P MCK4-B1N BDQS6-B1N BDQS6-B1P ADM6 BDQ51-B1P BDQ50-B1P BDQ5%-B1P BDQ49-B1P BDQ57-B1P BDQ56-B1P BDQ60-B1P BDQ61-B1P BDM7-B1P BDQS7-B1N BDQS7-B1P BDQ58-B1P BDQ59-B1P BDQ62-B1P ADQ63-B1P SMBDAT-P3P SMBCLK-P3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 345 ADQ07-B1P ADQ03-B1P ADQ06-B1P ADQ12-B1P ADQ13-B1P ADQ08-B1P ADQ09-B1P ADM1-B1P ADQS1-B1N MCK0-B1P ADQS1-B1P MCK0-B1N 2R5-B2V ADQ14-B1P ADQ10-B1P ADQ15-B1P ADQ11-B1P ADQ16-B1P ADQ20-B1P ADQ17-B1P ADQ21-B1P ADQS2-B1N ADQS2-B1P ADM2-B1P ADQ23-B1P ADQ19-B1P ADQ22-B1P ADQ18-B1P ADQ24-B1P ADQ29-B1P ADQ25-B1P ADQ28-B1P ADM3-B1P ADQS3-B1N [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 346 AMA04-B1P AMA03-B1P AMA02-B1P AMA01-B1P AMA00-B1P 1R8-B1V 1R8-B1V AMA10-B1P ABS1-B1P ABS0-B1P ARAS-B1N AWE-B1N MCS0-B1N 1R8-B1V 1R8-B1V ACAS-B1N MODT0-B1P MCS1-B1N AMA13-B1P 1R8-B1V 1R8-B1V MODT1-B1P ADQ32-B1P ADQ36-B1P ADQ33-B1P ADQ37-B1P ADQS4-B1N ADM4-B1P ADQS4-B1P ADQ38-B1P ADQ34-B1P ADQ35-B1P ADQ39-B1P ADQ40-B1P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 347 ADQ41-B1P ADQS5-B1N ADM5-B1P ADQS5-B1P ADQ42-B1P ADQ46-B1P ADQ43-B1P ADQ47-B1P ADQ48-B1P ADQ52-B1P ADQ49-B1P ADQ53-B1P MCK1-B1P MCK1-B1N ADQS6-B1N ADQS6-B1P ADM6-B1P ADQ55-B1P ADQ54-B1P ADQ51-B1P ADQ50-B1P ADQ56-B1P ADQ60-B1P ADQ57-B1P ADQ61-B1P ADM7-B1P ADQS7-B1N ADQS7-B1P ADQ58-B1P ADQ59-B1P ADQ52-B1P ADQ53-B1P SMBDAT-P3P SMBCLK-P3P [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 348 PDD09-P3P PDA2-P3P PDD05-P3P PDCS1-P3N PDD10-P3P PDCS3-P3N CDRLED-P5N PDD04-P3P MSSTS2-S3N PDD11-P3P MSSTS1-S3N PDD03-P3P MSSTS0-S3N PDD12-P3P PDD02-P3P DBT20V-S5N. PDD13-P3P PSDA-S5P. S8-P5V BT2VD S8-P5V PSCL-S5P. PDD01-P3P BTMP2 PDD14-P3P CDCHG2-S5P PDD00-P3P PDD15-P3P N.C. PDDREQ-P3P N.C. PDIOW-P3N PDIOR-P3N PVBAT2 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 349 Signal Name ACAD00-EYP ACAD01-EYP ACAD03-EYP ACAD05-EYP ACAD07-EYP ACCBEO-EYN ACAD09-EYP ACAD11-EYP ACAD12-EYP ACAD14-EYP ACCBE1-EYN ACPAR-EYP ACPERR-EYN ACGNT-EYN ACINT-EYN MCVCCA-EYV MCVPPA-EYV ACCLK-EYP ACIRDY-EYN ACCBE2-EYN ACAD18-EYP ACAD20-EYP ACAD21-EYP ACAD22-EYP ACAD23-EYP ACAD24-EYP ACAD25-EYP ACAD26-EYP ACAD27-EYP ACAD29-EYP ACD02-EYP ACCLKR-EYN [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 350 ACAD30-EYP ACAD31-EYP ACCD2-E3N C.6 IS2130 SD card I/F connector (12-pin) Table C-6 SD card I/F connector (12-pin)) Pin No. Signal Name Pin No. Signal Name SDAT3-E3P SDCMD-E3P SD-E3V SDCLK-E3P SDAT0-E3P SDAT1-E3P SDAT2-E3P SDCD-E3N SDWP-E3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 351 X33MPC-P3P PCIRS3-P3N PREQ2-P3N PGNT2-P3N AD31-P3P PME-S3N AD29-P3P N.C. AD30-P3P AD27-P3P AD25-P3P AD28-P3P N.C. AD26-P3P CBE3-P3N AD24-P3P AD23-P3P AD21-P3P AD21-P3P AD22-P3P AD19-P3P AD20-P3P PAR-P3P AD17-P3P AD18-P3P CBE2-P3N AD16-P3P IRDY-P3N FRAME-P3N CLKRUN-P3N TDRY-P3N SERR-P3N STOP-P3N C-10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 352 AD13-P3P AD12-P3P AD11-P3P AD10-P3P AD09-P3P AD08-P3P CBE0-P3N AD07-P3P AD06-P3P AD05-P3P AD04-P3P N.C. AD02-P3P AD03-P3P AD00-P3P N.C. AD01-P3P N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-11...
  • Page 353 (DVITX1-P3P) (DVITX1-P3N) (DVITX0-P3P) (DVITX0-P3N) (DVITXC-P3P) (DVITXC-P3N) (DVIDET-S3N) (DVIPD0) Reserved (QSWON-B3P) (DIRQD-S3N) (PCM2SP-B3P) (DPMRST-S3N) (DADOO-P3P) (DADO0-P3P) (DADO2-P3P) (DADO6-P3P) (XDPCI-P3P) (DAD09-P3P) (DAD11-P3P) (DAD11-P3P) (DAD15-P3P) (DINTA-P3N) VOID VOID BIDDP-PXP BIDDN-PXN VOID VOID MDMRNG-E3P MDMTIP-E3P DCOUT DCOUT C-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 354 (DADO1-P3P) (DADO3-P3P) (DADO5-P3P) (DADO7-P3P) (DADO8-P3P) (DAD10-P3P) (DAD12-P3P) (DAD14-P3P) (DCBE1-P3N) (DPAR-P3P) VOID VOID BIDCN-EXN VOID BIDCP-EXP VOID VOID VOID DCOUT DCOUT DSSCL-S5P IF-P5V DTPA-E3P DTPB-E3P (USBON1-E5N) (USBOC1-E5N) (USBON2-E5N) (USBOC2-E5N) SNDMUT-S3N DMBCHG-S3P DOUTL-PXP DINL-PXP DINR-PXN TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-13...
  • Page 355 VOID VOID VOID N.C. BIDAP-PXP BIDAN-PXN DCOUT DCOUT DSSDA-S5P IF-P5V Reserved DTPA-E3N DTPB-E3N USBP1-S3P USBP1-S3N USBP2-S3P USBP2-S3N DOUTR-PXP DOUTR-PXN DOUTL-PXN DINL-PXN DINR-PXP (RXD-PYN) (RTS-EYP) (CTS-PYP) (DTR-EYP) SELCT-P5P BUSY-P5P ACK-P5N PDB05-P5P PDB03-P5P SLIN-P5N PINIT-P5N C-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 356 C.9 CN3000 MDC I/F connector (30-pin) Table C-9 MDC I/F connector (30-pin) Pin No. Signal Name Pin No. Signal Name N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. M97SY2-P3P M97OT2-P3P M97RS2-S3N M97IN2-E3P X97BC2-P3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-15...
  • Page 357 KBRT06-S3N KBRT07-S3N KBSC14-S3N KBSC15-S3N SP-P5V SPX-PXP SP-GND SPY-PXP C.11 CN3240 PAD connector (8-pin) Table C-11 PAD connector (8-pin) Pin No. Signal Name Pin No. Signal Name SP-P5V SPX-PXP SPY-PXP SP-GND SP-GND IPDCLK-P5P IPDDAT-P5P C-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 358 DBGTX-P3P C.14 J4100 Network I/F connector (14-pin) Table C-14 Network I/F connector (14-pin) Pin No. Signal Name Pin No. Signal Name BIDAP-PXP BIDAN-PXN BIDBP-PXP BIDCP-PXP BIDCN-PXP BIDBN-PXN BIDDP-PXP BIDDN-PXN LNK-P3N ACT-P3N MDMTIP-E3P MDMRNG-E3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-17...
  • Page 359 Signal Name Pin No. Signal Name USBOPS-E5V USBP3-S3N USBP3-S3P C.18 CN4612 USB3 connector (Port 6) (6-pin) Table C-18 USB3 connector (Port 6) (6-pin) Pin No. Signal Name Pin No. Signal Name USBP6-S3N USBP6-S3P C-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 360 Pin No. Signal Name Pin No. Signal Name (IMICL-PXP) A-GND C.21 CN6061 Internal microphone (right) connector (2-pin) Table C-21 Internal microphone (right) connector (2-pin) Pin No. Signal Name Pin No. Signal Name (IMICR-PXP) A-GND TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-19...
  • Page 361 Table C-24 Headphone connector (6-pin) Pin No. Signal Name Pin No. Signal Name A-GND HEADL-PXP HEADR-PXP A-GND (A4R7-P4V) N.C. C.25 CN8800 DC-IN connector (4-pin) Table C-25 DC-IN connector (4-pin) Pin No. Signal Name Pin No. Signal Name C-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 362: Table C-26 1

    Table C-27 RTC battery connector (3-pin) Pin No. Signal Name Pin No. Signal Name N.C. C.28 CN8770 Fan0 connector (3-pin) Table C-28 Fan0 connector (3-pin) Pin No. Signal Name Pin No. Signal Name (P5V) FANG0-P3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-21...
  • Page 363 Table C-30 CN Board I/F connector (40-pin) Pin No. Signal Name Pin No. Signal Name RED-PXP TVLUMA-PXP TV-GND GREEN-PXP TVCHRO-PXP TV-GND BLUE-PXP SHSYNC-P3P SVSYNC-P3P PVON-S5P CRTSCL-P5P CRTSDA-P5P GPBTNA-S3N PNLOFF-S3N USB1PS-E5V USBP4-S3N USB1PS-E5V USBP4-S3P BTMDL-P3N BT-P3V BTRST-P3P WCHDAT-P3P WCHCLK-P3P C-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 364 Table C-31 Digitizer switch I/F connector (40-pin) Pin No. Signal Name Pin No. Signal Name DGDTR-P3N DGRTS-P3N DGRXD-P3P DGTXD-P3P PCIRS1-S3N PWRSW-S3N PNL2-P3P KBRT00-S3N BRT1-P5P KBRT01-S3N BRT2DA-S3P KBRT02-S3N BRT0-P5P KBRT03-S3N FL-P5V KBRT04-S3N PNL-P3V KBRT05-S3N FL-P5V KBRT06-S3N PNL-P3V FL-P5V KBSC16-S3N TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-23...
  • Page 365 C.33 CN4621 USB I/F connector (for relay of port 6) (6-pin) Table C-33 USB I/F connector (for relay of port 6) (6-pin) Pin No. Signal Name Pin No. Signal Name - side + side C-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 366 Signal Name MRED-PXP MGREEN-PXP MBLUE-PXP VGAGND DDC-P5V CRTSDA-P5P SHSYNC-P3P SVSYNC-P3P CRTSCL-P5P C.36 CN5340 S-VIDEO I/F connector (4-pin) Table C-36 S-VIDEO I/F connector (4-pin) Pin No. Signal Name Pin No. Signal Name LUMINA-PYP CHROMA-PYP TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-25...
  • Page 367 Pin No. Signal Name Pin No. Signal Name GPBTNA-S3N C.38 CN9523 MG board I/F connector (3-pin) Table C-38 MG board I/F connector (3-pin) Pin No. Signal Name Pin No. Signal Name PNLOFF-S3N N.C. C-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 368: System Board I/F Connector (40-Pin

    Table C-39 System board I/F connector (40-pin) Pin No. Signal Name Pin No. Signal Name MRED-PXP TVLUMA-PXP TV-GND MGREEN-PXP TVCHRO-PXP TV-GND MBLUE-PXP SHSYNC-P3P SVSYNC-P3P PVON-S5P CRTSCL-P5P CRTSDA-P5P GPBTNA-S3N PNLOFF-S3N USB1PS-E5V USBP4-S3N USB1PS-E5V USBP4-S3P BTMDL-P3N BT-P3V BTRST-P3P WCHDAT-P3P WCHCLK-P3P TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-27...

  • Page 369: Qi Board

    SW board C.41 CN9510 System board I/F connector (12-pin) Table C-41 System board I/F connector (12-pin) Pin No. Signal Name Pin No. Signal Name PWRSW-S3N KBRT03-S3N KBRT04-S3N KBSC16-S3N KBRT05-S3N KBRT00-S3N KBRT06-S3N KBRT01-S3N KBRT02-S3N C-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
  • Page 370 Keyboard Scan/Character Codes Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes (set 1 and set 2) (1/4) Code set 1 Code set 2 Note Keytop Make Break Make Break ‘ ~ 7 & BkSp TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 371 Table D-1 Scan codes (set 1 and set 2) (2/4) Code set 1 Code set 2 Note Keytop Make Break Make Break Caps Lock ‘ “ Enter Shift (L) No.102 , < . > Shift (R) [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))
  • Page 372 Table D-1 Scan codes (set 1 and set 2) (3/4) Code set 1 Code set 2 Note Keytop Make Break Make Break Ctrl Alt (L) Space ALT (R) ← Home ↑ ↓ PgUp PgDn → TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...

  • Page 373: Appendix D Keyboard Scan/Character Codes

    5. * This key corresponds to key No. 42 in a 102-key model. 6. * Refer to Table D-6, No. 124 key scan code. 7. * Refer to Table D-7, No. 126 key scan code. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))
  • Page 374 Shift key, scan codes are changed as listed below: With left Shift With right Shift Set 1 E0 AA __________ E0 B6 E0 2A ___________ E0 36 Set 2 E0 F0 12 ________ E0 F0 59 E0 12 ___________ E0 59 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 375 Make Break Make Break ← Home ↑ ↓ PgUp PgDn → Table D-4 Scan codes with Fn key Code set 1 Code set 2 Keytop Make Break Make Break CTRL LALT ARROW NUMERIC Scrl [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))
  • Page 376 Code set 2 Make Break Make Break (–) Table D-6 No.124 key scan code Shift Code set 1 Code set 2 Make Break Make Break Prt Sc Common Ctrl + Shift + Alt + TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 377 Table D-7 No.126 key scan code Shift Code set 1 Code set 2 Make Make Pause Common* E1 1D E1 F0 Ctrl* E0 46 7E E0 F0 *: This key generates only make codes. [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))

  • Page 378: Appendix E Key Layout

    Appendix. E Key Layout Appendices Appendix. E Key Layout Appendix E Key Layout Figure E-1 Key layout (UK) Figure E-2 Key layout (US) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 379 Appendices Appendix. E Key Layout [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 380: Appendix F Wiring Diagrams

    Appendix F Wiring Diagrams Appendices Appendix F Appendix F Wiring Diagrams F.1 LAN Loopback Connector Figure F-1 LAN loopback Connector F.2 RS-232C Cable (9-pin to 9-pin) Figure F-2 RS-232C cable (9-pin to 9-pin) TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 381 Appendices Appendix F Wiring Diagrams F.3 RS-232C Cable (9-pin to 25-pin) Figure F-3 RS-232C cable (9-pin to 25-pin) [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 382: Appendix Gbios Rewrite Procedures

    5. Turn on the power while holding down the key (US) or key (UK). The BIOS rewriting starts. 6. When the process is completed, eject the BIOS rewriting disk and the system is reset. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 383 Appendices Appendix G BIOS Rewrite Procedures [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

  • Page 384: Appendix Hec/Kbc Rewrite Procedures

    4. Connect a USB FDD and insert the EC/KBC rewriting disk into the USB FDD. 5. Turn on the power while holding down the Tab key. The EC/KBC rewriting starts. 6. When the EC/KBC rewrite is completed, the system is automatically turned off. TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 385 Appendices Appendix H EC/KBC Rewrite Procedures [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))

  • Page 386: Appendix I Reliability

    Appendix I Reliability Appendices Appendix I Appendix I Reliability The following table shows MTBF (Mean Time between Failures). Table I-1 MTBF MTBF Time (hours) System 5,141 TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL]...
  • Page 387 Appendices Appendix I Reliability [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)

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