Page 1 Toshiba Personal Computer Satellite U300, Satellite Pro U300 and Tecra M8 Maintenance Manual TOSHIBA CORPORATION File Number 960-Q08 Downloaded from www.Manualslib.com manuals search engine...
Page 2 © 2003 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed with respect to the use of the information contained herein.
Page 3 NOTE: “Note” contains general information that relates to your safe maintenance service. Improper repair of the computer may result in safety hazards. Toshiba requires service technicians and authorized dealers or service providers to ensure the following safety precautions are adhered to strictly.
Page 4 The manual is divided into the following parts: Chapter 1 Hardware Overview describes the Satellite U300 and Satellite Pro U300 system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service.
Page 5 DISKCOPY A: B: The display Text generated by the computer that appears on its display is presented in the typeface below: Format complete System transferred Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 6: Table Of Contents
Power Status Check ..............7 Procedure 2 Error Code Check ..............9 Procedure 3 Connection Check..............10 Procedure 4 Charging Check ...............11 Procedure 5 Replacement Check ..............12 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 7 Connector Check and Replacement Check......32 Touch pad Troubleshooting ..................33 Procedure 1 Diagnostic Test Program Execution Check ......33 Procedure 2 Connector Check and Replacement Check......34 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 8 Procedure 2 Connector Check and Replacement Check......49 2.17 Bluetooth Troubleshooting ..................50 Procedure 1 Diagnostic Test Program Execution Check ......50 Procedure 2 Connector Check and Replacement Check......50 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 9 Log Utilities ......................3-57 3.18.1 Operations…………………………………………………………3-57 ..3.19 System Configuration ....................3-59 3.20 Running Test Edit Item.................... 3-60 3.20.1 Function Description………………………………………………3-60 ..3.20.2 Operation Description……………………………………………3-60 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 10 Bluetooth assembly....................4-33 4.12 Cover assembly......................4-38 4.13 Touch pad......................... 4-40 4.14 Audio board ......................4-40 4.15 Fingerprint board ..................... 4-41 4.16 USB board........................ 4-42 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 11 4.17 System board......................4-45 4.18 CPU..........................4-47 4.19 VGA heat sink......................4-50 4.20 LCD unit / FL inverter ..................... 4-52 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 12 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 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 13 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 14: Chapter 1 Hardware Overview
Chapter 1 Hardware Overview Downloaded from www.Manualslib.com manuals search engine...
Page 15 Chapter 1 Hardware Overview Hardware Overview Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 16 FL Inverter Board...................23 1.6.3…..CCFL Invertor Board………………………………………………… ..24 Power Supply .......................25 Batteries ........................27 1.8.1 Main Battery...................27 1.8.2 Battery Charging Control ...............28 1.8.3 RTC battery ....................29 AC Adapter ........................30 Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 17 Time required for charges of main battery ............27 Table 1-12 Data preservation time ..................27 Table 1-13 Time required for charges of RTC battery............28 Table 1-14 AC adapter specifications ................29 Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 18: Features
FSB : 800 GHz T7100(1.80GHz) T7300(2.0GHz) T7500(2.20GHz) T7700(2.40GHz) Intel Core Duo FSB : 533MHz T2080(1.73GHz) T2130(1.86GHz) Intel Core Solo FSB : 533MHz T2350 (1.86GHz) T2450 (2.0GHz) T5300 (1.73GHz) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 19 θ HDD 60GB, 80GB, 100GB, 120GB, 160GB, 200GB, internal drives. 2.5 inch x 9.5mm height. θ USB FDD (Option) Toshiba external USB FDD for option θ Display LCD (CCFL) 13.3-inch, 1,280 (H) x 800 (V) WXGA 262,144 colors + CCFL, High-brightness, CSV, amorphous silicon TFT color display.
Page 20 Supported via a RGB connector. θ Keyboard Toshiba Standard keyboard with 86-88 keys (desktop-style), Support Windows keys & Application keys. (Toshiba standard layout) Standard pitch, 2.5mm travel length. Multi-langue support θ PC card slot / New card slot The PC card slot (PCMCIA) accommodates one 5mm Type II card. The slot support 16-bit PC cards and Card Bus PC cards.
Page 21 Chapter 1 Hardware Overview θ Wireless LAN The wireless LAN is equipped on the mini card slot. θ LAN/MODEM Connectors for LAN and Modem are separately mounted. θ 1394 One 1394 port is equipped. θ Multiple Digital Media Card Slot XD/MS/MS pro/SD/MMC are supported θ...
Page 22: Figure 1-1 Front Of The Computer
Chapter 1 Hardware Overview Figure 1-1 Front of the computer Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 23: System Block Diagram
Chapter 1 Hardware Overview System Block Diagram Figure 1-2 shows the system block diagram. Figure 1-2 System block diagram for Intel Platform Platform 6Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 24 θ Memory Two memory slots capable of accepting DDRII-SDRAM 256MB, 512MB or 1GB memory modules for up to a maximum of 4GB, depending on the model. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 25 Chapter 1 Hardware Overview • 200-pin SO-DIMM • 1.8V operation • PC2 5300 support/PC2 θ BIOS ROM (Flash memory) • 8Mbit θ Chipset (Santa Rosa Platform) This gate array has the following elements and functions. • North Bridge (Intel GM965/GL960) −...
Page 26 − PCI Interface (PCI Rev. 2.2) − PC Card Controller θ Other main system chips • Clock Generator (Santa Rosa Platform: ICS9LPRS365BGLFT) (NAPA Platform: ICS954310BGLF) • EC/KBC (Winbond WPC8763LDG) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 27 Chapter 1 Hardware Overview • HD Audio (Realtek ALC262) –change to (Realtek ALC268) • Audio AMP (Panasonic AN12948A) • Card Reader controller (RICOH R5C833) • 10/100 LAN controller (Realtek RTL8101E) θ Mini Card Wireless LAN card (BTO) 5.4 GHz DSSS/OFDM LAN card is equipped. Conformity with IEEE 802.11b/g and IEEE 802.11a/b/g..
Page 28: Inch Hard Disk Drive
Parameter Standard value FUJITSU FUJITSU FUJITSU FUJITSU FUJITSU MHW2060B MHW2080B MHW2100B MHW2120B MHW2160B H-PL H-PL Width 69.85 (mm) Outline Height dimensi (mm) Depth 100.0 (mm) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 29: Table 1-2 2.5-Inch Hdd Specifications
Outlin Height (mm) dimen 100.0 Depth (mm) sions 95 (max.) 95 (max.) 102 (max.) 102 (max.) 102 (max.) Weight (g) Table 1-2 2.5-inch HDD specifications Specification TOSHIBA TOSHIBA TOSHIBA TOSHIBA TOSHIBA TOSHIBA Parameter MK6037G MK8037G MK1032G MK1237G MK1637G MK2035G SX-BZL...
Page 30 ATA/ATAPI-8, SATA I High Speed Serialized AT Attachment 1.0a, SATA II Ext to SATA1.0a, SATA II Electrical Spec.1.0 Buffer Size Average random seek time (read) (ms) Power-on-to-ready 4.0 (typ.) (sec) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 31 Chapter 1 Hardware Overview Specification HITACHI HITACHI HITACHI HITACHI HITACHI Parameter HTS541660J HTS541680J HTS541610J HTS541612J HTS541616J 9SA00 9SA00 9SA00 9SA00 9SA00 0A53012 0A53013 0A53010 0A53016 0A53015 60GB 80GB 100GB 120GB 160GB Storage size (formatted) Speed (RPM) 5,400 Data transfer Rate - To/From Media 58.25MB/s 67.5MB/s...
Page 32: Optical Drive
Table 1-3 DVD-ROM & CD-R/RW drive outline dimensions Parameter Standard value Panasonic Maker (UJDA775) Width (mm) Outline Height (mm) dimensions Depth (mm) Mass (g) 145±10g Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 33: Table 1-4 Dvd-Rom & Cd-R/Rw Drive Specifications
Chapter 1 Hardware Overview Table 1-4 DVD-ROM & CD-R/RW drive specifications (1/3) Drive Specification Parameter Panasonic (UJDA775) DVD-ROM MAX 8X CAV (MAX 10800 KB/s) Read (KB/s) CD-ROM MAX 24X CAV (MAX 3600 KB/s) CD-R MAX. 24X(CAV) CD-RW 4X (CLV) Data transfer High Speed CD-RW 10X (CLV) Write...
Page 34: 2Dvd Super Multi Drive
Table 1-5 DVD Super Multi drive outline dimensions Parameter Standard value Panasonic Panasonic Maker (UJ-852B) (UJ-852M) Width (mm) Outline Height (mm) dimensions Depth (mm) Mass (g) 140g 103g Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 35: Table 1-6 Dvd Super Multi Drive Specifications
Chapter 1 Hardware Overview Table 1-6 DVD Super Multi drive specifications (1/4) Drive Specification Parameter Panasonic (UJ-852B/ UJ-852M) DVD-ROM MAX 8X CAV (MAX 10800 KB/s) Read (KB/s) CD-ROM MAX 24X CAV (MAX 3600 KB/s) CD-R MAX. 24X(CAV) CD-RW 4X (CLV) Data transfer High Speed CD-RW 10X (CLV)
Page 36: Keyboard
Figure 1-7 is a view of the keyboard for JP style Figure 1-7 Keyboard for JP style See Appendix E for details of the keyboard layout. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 37: Tft Color Display
Chapter 1 Hardware Overview TFT Color Display The New Jersey10/10M Panel has two different kinds of model, one is CCFL backlight and the other is LED backlight. 1.6.1 LCD Module with CCFL Backlight Figure 1-7 ~ 1-10 shows a view of the LCD module and Table 1-7 lists the specifications. Figure 1-7 LG-Philips LCD Module 20Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) Downloaded from...
Page 38 Chapter 1 Hardware Overview Figure 1-9 AUO LCD Module Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 39: Table 1-7 Lcd Module Specifications
Chapter 1 Hardware Overview Figure 1-10 CMO LCD Module Table 1-7 LCD module specifications Specifications(WXGA) Item LG-Philips Samsung LP133WX1 LTN133AT07-001 B133EW01 N133I1-L01 Number of Dots 1,280x 800 Dot spacing (mm) 0.2235(H)× 0.2235(V) 1.6.2 LCD Module with LED Backlight Figure 1-11 shows a view of the LED backlight module and Table 1-8 lists the specifications. 22Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) Downloaded from www.Manualslib.com...
Page 40 Figure 1-11 TMD LED Backligh Module Table 1-8 LED backlight module specifications Specifications(WXGA) Item LTD133EWHK Number of Dots 1,280x 800 Dot spacing (mm) 0.2235(H)× 0.2235(V) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 41: Table 1-8 Fl Inverter Board Specifications
Chapter 1 Hardware Overview 1.6.3 CCFL Inverter Board Table 1-10 lists the FL inverter board specifications. Table 1-8 FL inverter board specifications Specifications Item Foxconn Delta SUMIDA T18I091.00 DAC-08N030 AF TWS-449-288 Voltage (V) Input 7.5 ~ 21 8 ~ 20 7.5 ~ 21 Power (W) 5.2 (Max.)
Page 42 Suspend mode Boot mode +5VPCU +5V_S5 +5VSATA USBPWR1 +5V_TP VCCRTC 3.1~5 TH_FAN_POWER +3VPCU +3V_S5 +3VSUS CCD_POWER VCC_XD +1.8VSUS +1.5V +1.25V 1.25 +1.05V 1.05 0.55~1.575 VCC_CORE Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 43: Power Supply
Chapter 1 Hardware Overview Table 1-10 NAPA Power supply output rating Power supply （Yes/No） Name Power OFF Power OFF Voltage [V] No Battery Suspend mode Boot mode +5VPCU +5V_S5 +5VSATA USBPWR1 +5V_TP VCCRTC 3.1~5 TH_FAN_POWER +3VPCU +3V_S5 +3VSUS CCD_POWER VCC_XD +1.8VSUS +1.5V +1.25V...
Page 44: Batteries
The main battery is the primary power supply for the computer when the AC adapter is not connected. In Standby, the main battery maintains the current status of the computer. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com...
Page 45: 2Battery Charging Control
Chapter 1 Hardware Overview 1.8.2 Battery Charging Control Battery charging is controlled by a power supply microprocessor. The power supply microprocessor controls power supply and detects a full charge when the AC adaptor and battery are connected to the computer. θ...
Page 46: 3Rtc Battery
Table 1-13 Time required for charges of RTC battery Condition Time Power ON (Lights Power LED) About 24 hours Data preservation tome (Full-charged) About a month Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02) Downloaded from www.Manualslib.com manuals search engine...
Page 47: Ac Adapter
Chapter 1 Hardware Overview AC Adapter The AC adapter is used to charge the battery. Table 1-14 lists the AC adapter specifications. Table 1-14 AC adapter specifications Parameter Specification With Led DELTA/ LITE-ON DELTA/ LITE-ON Power Input voltage AC 100V/240V AC 100V/240V Input frequency 50Hz/60Hz...
Page 48: Chapter 2 Troubleshooting Procedures
Chapter 2 Troubleshooting Procedures [CONFIDENTIAL] Downloaded from www.Manualslib.com manuals search engine...
Page 49 [CONFIDENTIAL]Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 50 Procedure 2 Connector Check and Replacement Check......32 Touch pad Troubleshooting ..................33 Procedure 1 Diagnostic Test Program Execution Check ......33 Procedure 2 Connector Check and Replacement Check......34 Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 51 [CONFIDENTIAL]Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 52 Procedure 2 Connector Check and Replacement Check......49 2.17 Bluetooth Troubleshooting ..................50 Procedure 1 Diagnostic Test Program Execution Check ......50 Procedure 2 Connector Check and Replacement Check......50 Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 53: Troubleshooting
• Toshiba MS-DOS system FD • RS-232C cross cable • Test board with debug port test cable • PC for displaying debug port test result Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 54 2.3 Power Supply Troubleshooting. (1) Cable connection is described in the figure as line. (2) Pin connection is described in the figure as arrow. <e.g.> Connection of modem Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 55: Troubleshooting Flowchart
Before going through the flowchart steps, verify the following: Ask him or her to enter the password if a password is registered. Verify with the customer that Toshiba Windows is installed on the hard disk. Non- Windows operating systems can cause the computer to malfunction.
Page 56 2 Troubleshooting Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 57 2 Troubleshooting Procedures Figure 2-1 Troubleshooting flowchart (1/2) Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 58 2 Troubleshooting Procedures Figure 2-1 Troubleshooting flowchart (2/2) Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 59 13. If an error is detected on the fingerprint test, perform the fingerprint Troubleshooting Procedures in Section 2.16. 14. If an error is detected on the Bluetooth test, perform the Bluetooth Troubleshooting Procedures in Section 2.17. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 60: Power Supply Troubleshooting
The system is driven by only a battery and the battery level (at being switched on) is low. Doesn’t light Any condition other than those above. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 61 Check 2 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. NOTE: Use a supplied AC adapter. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com...
Page 62 2 Troubleshooting Procedures Procedure 2 Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 63: Procedure 3 Connection Check
Make sure the AC adapter is firmly plugged into the DC IN socket (W8800). Check 2 Make sure the battery pack is properly installed. If it is properly installed, go to Check 3. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 64 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. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 65: Procedure 5 Replacement Check
Battery pack may be faulty. Replace it with a new one. If the problem still occurs, perform Check 2. Check 2 System board may be faulty. Replace it with a new one. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 66: System Board Troubleshooting
Procedure 1 and continue with the other procedures as instructed. The procedures described in this section are: Procedure 1: Message Check Procedure 2: Debugging Port Check Procedure 3: Diagnostic Test Program Execution Check Procedure 4: Replacement Check Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 67: Procedure 1
Go to Procedure 3. WARNING: RESUME FAILURE. PRESS ANY KEY TO CONTINUE. If any other error message displays, perform Check 3. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 68 (19) HDC ERROR (20) HDD #0 ERROR (21) HDD #1 ERROR (22) NO FDD ERROR (23) FDC ERROR (24) TIMER INTERRUPT ERROR (25) RTC UPDATE ERROR Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 69: Debugging Port Check
Initialize the local bus IDE Initialize Power Management Load alternate registers with initial POST values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 70 Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache Test RAM between 512 and 640 KB Test extended memory Test extended memory address lines Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 71 Set up Power Management Initialize security engine (optional) Enable hardware interrupts Determine number of ATA and SCSI drives Set time of day Check key lock Initialize Typematic rate Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 72 Initialize error display function Initialize system error handler PnPnd dual CMOS (optional) Initialize notebook docking (optional) Initialize notebook docking late Force check (optional) Extended checksum (optional) Unknown interrupt Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 73 Initialize Run Time Clock Initialize video Initialize System Management Mode 1 Output one beep before boot Boot to Mini DOS Clear Huge Segment Boot to Full DOS Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 74: Procedure 3 Diagnostic Test Program Execution Check
Procedure 4 Replacement Check System board may be faulty. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures and replace system board with a new one. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 75 2 Troubleshooting Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 76: Usb Fdd Troubleshooting
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. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 77 “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. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 78: Procedure 3 Connector Check And Replacement Check
1. Cable can not be disconnected from the connector. 2. Cable is connected straight to the connector. 3. Cable is connected all the way seated in the connector. 4. Cable can not be broken. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 79 If it does not work properly when connected to CN12, CN19, CN20 or all ports, perform Check 4. Check 4 System board may be faulty. Replace it with a new one following the steps in Chapter 4, Replacement Procedures. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 80: Hdd Troubleshooting
User’s Manual. Procedure 1 Partition Check Insert the Toshiba MS-DOS system disk and start the computer. Perform the following checks: Input 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 81: Message Check
Chapter 4, Replacement Procedures for disassembling.). Insert HDD(s) to the connector(s) firmly. If it is (or they are) firmly connected, go to Procedure 3. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 82: Format Check
If HDD is formatted, set the 2.5” HDD partition using MS-DOS FDISK command. If you cannot format 2.5” HDD using the Tests and Diagnostic program, go to Procedure 4. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 83: Diagnostic Test Program Execution Check
HDD - WRITE FAULT HDD - STATUS ERROR HDD - BAD SECTOR HDD - ACCESS TIME ERROR HDD - NO HDD HDD - DMA CRC ERROR Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 84: Procedure 5 Connector Check And Replacement Check
Check 3. Check 3 System board may be faulty. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 85: Keyboard Troubleshooting
If an error occurs, go to Procedure 2. If an error does not occur, keyboard is functioning properly. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 86: Procedure 2 Connector Check And Replacement Check
Chapter 4, Replacement Procedures. If the problem still occurs, perform Check 3. Check 3 System board may be faulty. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com...
Page 87: Touch Pad Troubleshooting
3, Tests and Diagnostics, for more information on how to perform the test program. If an error occurs, go to Procedure 2. If an error does not occur, touch pad is functioning properly. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com...
Page 88: Procedure 2 Connector Check And Replacement Check
Chapter 4, Replacement Procedures. If the problem still occurs, perform Check 3. Check 3 System board may be faulty. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 89: Display Troubleshooting
Insert the Diagnostics disk in the USB FDD, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics for details. If an error is detected, go to Procedure 3. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 90: Connector And Cable Check
Disassemble the computer following the steps described in Chapter 4, Replacement Procedures. If the connection is loose, reconnect firmly and restart the computer. If the problem still occurs, go to Procedure 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 91: Procedure 4 Replacement Check
Check 5. Check 5 System board may be faulty. Replace it with a new one following the instructions in Chapter 4, Replacement Procedure. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 92: Optical Disk Drive Troubleshooting
Make sure optical disk drive is firmly connected to the connector on system board. If the connection is loose, reconnect it firmly and return to Procedure 2. If the problem still occurs, perform Check 2. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 93 Chapter 4. If the problem still occurs, perform Check 3. Check 3 System board may be faulty. Replace it with new one following the instructions in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 94: Modem Troubleshooting
Otherwise, they may be faulty. Disassemble the computer following the steps described in Chapter 4 and perform the following checks: Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 95 Make sure the following connections are firmly connected. If any connector is disconnected, connect it firmly and return to Procedure 1. If the problem still occurs, perform Check 2. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 96 Chapter 4. If the problem still occurs, perform Check Check 6 System board may be faulty. Replace it with a new one following the instruction in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 97: Lan Troubleshooting
LAN cable may be faulty. Replace it with a new one. If the problem still occurs, perform Check 3. Check 3 System board may be faulty. Replace it with a new one following the instruction in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 98: Wireless Lan Troubleshooting
LAN. Perform the test following the instructions described in Chapter 3. If the computer passes the test, the function is correctly working. If the computer does not pass the test, perform Procedure 2. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 99: Antennas' Connection Check
Wireless LAN card. If wireless LAN antenna cables are not connected properly, connect them firmly and perform Procedure 1. If the problem still occurs, go to the procedure 3. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 100: Procedure 3 Replacement Check
Chapter 4, Replacement Procedures. If the problem still occurs, perform Check 3. Check3 System board may be faulty. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 101: Sound Troubleshooting
The connection of sound system is shown in the following figure. As the connection may be defective, disassemble the PC and check each connection. If the problem still occurs, go to Procedure 2. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com...
Page 102: Procedure 2 Replacement Check
Chapter 4. If the problem still occurs, perform Check 6. Check 6 Audio board/System board may be faulty. Replace it with a new one following the instructions in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 103: Procedure 1 Diagnostic Test Program Execution Check
Chapter 4. If the problem still occurs, perform Check 4. Check 4 System board may be faulty. Replace it with a new one following the instruction in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 104: Bluetooth Troubleshooting
4. If the problem still occurs, perform Check 4. Check 4 System board may be faulty. Replace it with a new one following the instruction in Chapter 4. Satellite U300 and Satellite Pro U300 Maintenance Manual Downloaded from www.Manualslib.com manuals search engine...
Page 105: Chapter 3 Test Program For Field
Test Program for Field. Chapter 3 Diagnostic Programs Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 106 How to Stop the Test Program..............3-67 3.21.3 Test Status Screen ..................3-67 3.21.4 Test Stop Display..................3-69 3.21.5 How to enter data ..................3-69 Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 107: Tests And Diagnostics Software Overview
Test Program for Field. Tests and Diagnostics Software Overview This chapter explains how to use the Tests and Diagnostics Software for the Satellite U300 and Satellite Pro U300 computer systems. NOTES: Before starting the Tests and Diagnostics software: 1. Check all cables for loose connections.
Page 108: Executing The Diagnostic Test
99.EXIT 3. To select the Diagnostic Test from the Diagnostics Menu use the arrow keys to set the highlight bar to 01 and press Enter. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 109 88. FDD&HDD ERROR RETRY COUNT SET 06. HARD DISK TEST 99. EXIT TO DIAGNOSTICS MENU 07. REAL TIME CLOCK TEST :Select item Enter:Decision item Esc:Escape Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 110 07. REAL TIME CLOCK TEST 99. EXIT TO DIAGNOSTICS MENU 5. Select the desired test from the subtest menu and press Enter. The following Test Parameter menu displays: Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 111 Table 3-1 in Section 3.3 lists the function of each test on the subtest menu. Table 3-2 in Section 3.15 lists the error codes and error status for each error. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 112: Subtest Names
640* 200 Graphics Display 640* 480 Graphics Display Display Page “H” Pattern Display Video DAC Register W/R/C Color Graphics Display Color Attributes Display Color Tiling Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 113 VRAM W/R/C Test DISPLAY TEST 640* 480 Mode Display 800* 600 Mode Display 1024* 768 Mode Display “H” Pattern Display Focus Test (“E” Pattern) Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 114 1 point W/R/C Test MEMORY2 All one/zero Test Walking 1/Walking 0 Test(Left) Walking 1/Walking 0 Test(Right) Walking 1/Walking 0 Test(Left /Right) *This test cannot support. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 115: System Test
: 11100 mV Manufacturer data specification information : 2.1 Manufacture date : 9/13/2005 serial no. : 32009 STATUS : INIT Press [ESC] KEY to exit Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 116 The display of a test program and the set method of PC are shown below. Display of a Test Program The portion which PC and Test-Fixture contact is green. Set method of PC Upper Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 117 Display of a Test Program Set method of PC Rear Uppe Judgment If all data is less than ranges, it will be OK. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 118 Display of a Test Program Right Set method of PC Uppe Judgment If all data is less than ranges, it will be OK. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 119 Display of a Test Program Set method of PC Front Uppe Judgment If all data is less than ranges, it will be OK. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 120 A test result is displayed when a test is completed. A display of result is O.K. or NG. And an error flag is returned at the end of a program. OK is 0. NG is 1. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 121 Test Program for Field. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 122: Memory Test
“16 bit write/ 16 bit read” is executed and the new data is compared to the original data. Test data = FFFFFFFFH, 00000000H, 80018001H Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 123 (16 ms or more), reads the new data, and compares the result with the original data pattern. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 124 This subtest writes the following 16KB data patterns to the Write/Read Buffer in conventional memory. data: FFFFFFFFFFFFFFFF0000000000000000 5555555555555555AAAAAAAAAAAAAAAA CCCCCCCCCCCCCCCC3333333333333333 0000000000000000FFFFFFFFFFFFFFFF AAAAAAAAAAAAAAAA5555555555555555 3333333333333333CCCCCCCCCCCCCCCC FFFFFFFFFFFFFFFF0000000000000000 0000000000000000FFFFFFFFFFFFFFFF 5555555555555555AAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAA5555555555555555 CCCCCCCCCCCCCCCC3333333333333333 3333333333333333CCCCCCCCCCCCCCCC Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 125: Keyboard Test
This subtest is used for the 86 keyboard and functions the same as Subtest 1. Subtest 03 Pressed Key Display [85 Keyboard] This subtest is used for the 85 keyboard and functions the same as Subtest 1. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 126 , screen will display <PRESS> in right rectangle , the program exit . If left and right button short , screen will display <Left and Right Button maybe short > , the program exit . Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 127 Test Program for Field. LEFT PRESS TOUCH_PAD TEST RIGHT PRESS Please Do Not Press the Left and Right Button At The Same Time Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 128: Display Test
NEXT LINE SHOWS BLINKING DISPLAY BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB BLUE MAGENTA GREEN CYAN YELLOW WHITE Press [ Enter ] KEY To exit this subtest and return to the Display Test menu: Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 129 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 130 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 131 Press ENTER to display the following sixteen colors: black, blue, green, cyan, red, magenta, brown, white, dark gray, light blue, light green, light cyan, light red, light magenta, yellow, and intensified white. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 132 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 133 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 134 Press ENTER to display the following 16 colors: black, blue, green, cyan, red, magenta, brown, white, dark gray, light blue, light green, light cyan, light red, light magenta, yellow, and intensified white using 640*480 video resolution. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 135 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 136 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 137 Press Ctrl + break to return to the Display Test menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 138 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 139 Pressing Enter executes VRAM mapping test which indicates vertical lines Press Enter to execute the VRAM mapping test which displays a horizontal line at one dot intervals using Mode 12. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 140 Press Enter to execute the VRAM mapping test which displays a vertical line at four dot intervals using Mode 12. Press [Enter] Key Press Enter to display VRAM mapping test using the all dots Mode. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 141 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 142 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 143: Floppy Disk Test
Random Address/Data This subtest writes random data to random addresses on all tracks defined in Subtest 01. The data is then read and compared to the original data. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 144 The following message displays on the screen to enter the test track number and head number. TRACK NO (00~79) ?? HEAD NO (0~1) ? Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 145: Hard Disk Test
Random Address Data This subtest writes random data to 1000 different random addresses on the HDD. This data is then read and compared to the original data. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 146 3.18) to specify the LBA number where the error(s) occurred during Subtest 01. The following message displays on the screen to enter the test sector count. SECTOR COUNT (01~39) ?? START ADDRESS (00000000~MAX Address) ? Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 147 The following message displays on the screen to enter the test data, sector count. TEST DATA ????(=37b3H) SECTOR COUNT (01~39) ?? START ADDRESS (00000000~Max Address) ? Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 148: Real Time Clock Test
If YES is selected for Test Loop on the Test Parameter menu, the screen above displays and the test is executed again. Press Ctrl + break to return to the Real Time Clock Test menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 149 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 150: Cache Memory Test
02H, 01H, 00H) is written and the new data is read and compared with the original data. The original cache memory content is then restored to the cache memory. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 151 “working data,” reads the new data and compares the result with the original data. The original cache memory content is then restored to the cache memory. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 152: High Resolution Display Test
If YES is selected for Test Loop on the Test Parameter menu, the screen displays the colors listed above. Press Ctrl + break to return to the High Resolution Display Test menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 153 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 154 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 155 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 156 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 157 Press Enter if NO was selected for Test Loop on the Test Parameter Menu. Press Ctrl + break if YES was selected for Test Loop on the Test Parameter Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 158: Multimedia Test
The Multimedia Test contains four subtests that test the computer's multimedia functions. Move the highlight bar to the subtest you want to execute and press Enter. NOTE: Use the Toshiba Backup CD-ROM for Subtests 01, 02, and 03. Subtest 01 Sequential Read Test This subtest sequentially reads one block unit (2K bytes) of all logical addresses from the test CD.
Page 159: Memory2 Test
Tee test method is the same as Subtest2. However, the data to be used differs. 80008000800080007FFF7FFF7FFF7FFF 4000400040004000BFFFBFFFBFFFBFFF Subtest 04 Walking 1/Walking 0 test (Left/ Right) Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 160 Tee test method is the same as Subtest2. However, the data to be used differs. 7FFF7FFF7FFF7FFF8000800080008000 BFFFBFFFBFFFBFFF4000400040004000 DFFFDFFFDFFFDFFF2000200020002000 FFFBFFFBFFFBFFFB0004000400040004 FFFDFFFDFFFDFFFD0002000200020002 FFFEFFFEFFFEFFFE0001000100010001 80008000800080007FFF7FFF7FFF7FFF 4000400040004000BFFFBFFFBFFFBFFF 0004000400040004FFFBFFFBFFFBFFFB 0002000200020002FFFDFFFDFFFDFFFD 0001000100010001FFFEFFFEFFFEFFFE Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 161: Error Codes And Error Status Names
Drive Not Initialized DMA Boundary Error Bad Sector Bad Track Error ECC Error ECC Recover Enabled HDC Error Seek Error Time Out Error Drive Not Ready Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 162 Invalid Drive Drive Not Ready Other Error NOTE: If error status name is Other Error , please reference the Error Code for error information Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 163: Running Test
7. This program is executed according to the Count Loop number selected in the Running Test Edit Item, see Section 3.20. To terminate the program, press Ctrl + Break. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 164: Dmi Information
4. Serial Number ( 12345678W ) 5. OEM String ( PSL20X-XXXXX,SXXXXXXXXXX ) 6. Model Select [1]Dyn-Jpn [2]Tos-Jpn [3]Tos-Eng [4]Tos-FR 7. Write UUID ( XXXXXXXXXXXXXXXX ) Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 165 4. Enter the Serial Number : 12345678901234 Your Keyin String Length Not Correct 14 > 9 !!! Current Data of EEPROM : 12345678W 4. Enter the Serial Number : Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 166: Log Utilities
Read Data Test Name Write Data Error Count Error Name and Detail [[1:Next, 2:Prev, 3:Exit, 4;Clear, 5:FD Log Read, 6:FD Log Write, 7:Log Save]] Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 167 Keyboard Test Display Test Floppy Disk Test Hard Disk Test Real Time Clock Test Cache Memory Test Height Resolution Display Test Multimedia Test Memory2 Test Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 168: System Configuration
* - XXX CPU * - 1 Vedio Chip XXXXXXXXXXXXX * - 1 ODD DRIVE(S):XXXXXXXX FW Rev.:XXXX Press Enter to return to the Diagnostics Menu. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 169: Running Test Edit Item
Subtest 02 Sequential W/R/C Hard Disk Test Subtest 01 Sequential Read Real Time Clock Test Subtest 02 Backup Memory Test Tab: HELP (Key Operation) Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 170 8. Select 03 from the Diagnostics Menu and press Enter to execute the Running Test. NOTE: If press Ctrl+break in the runin process, please press more one any key to exit. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com...
Page 171: How To Operate A Window
Test Name Displays the name of the test being executed. Subtest No. Displays the Subtest number in the following format: ffgg ff = Subtest No. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 172 Displays the Test Address. (The format differs for each test.) Error Status Displays the error status. Error Name Displays the name of the error. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 173: Test Stop Display
“+” mark. For example: [a] [Enter] Press the “a” key, then press the [Enter] key. [Ctrl] + [c] Press the [Ctrl] key and the “c” key simultaneously. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Downloaded from www.Manualslib.com manuals search engine...
Page 174: Chapter 4 Replacement Procedures
Chapter 4 Replacement Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 175 Replacement Procedures 4-iiSatellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 176 Touch pad......................... 4-38 4.12 Audio board ......................4-39 4.13 Lan board…………………………………………………………………………...4-40 4.14 System board......................4-44 4.15 CPU..........................4-47 4.16 LCD unit / FL inverter ..................... 4-50 Figures Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-iii Downloaded from www.Manualslib.com manuals search engine...
Page 177 Replacement Procedures Figure 4-1 Removing the battery pack................. 4-8 Figure 4-2-1 Removing a PC card ..................4-10 Figure 4-3 Insert a PC card ....................4-11 Figure 4-4 Removing the HDD assembly................4-12 Figure 4-4 Removing a HDD..................... 4-14 Figure 4-5 Removing a wireless LAN card ............... 4-16 Figure 4-6 Removing a memory module ................
Page 178 Replacement Procedures Figure 4-33 Removing the LCD supports................4-53 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 179: Overview
• Removing a MDC All FRUs down to the “4.2 Battery pack” to “4.11 Cover assembly” above a SD board/Microphone/MDC must be removed. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 180: 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 181: Before You Begin
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. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com...
Page 182: Disassembly Procedure
Replacement Procedures Disassembly Procedure Three main types of cable connector are used. • Pressure plate connector • Spring connector • Normal pin connector When disconnecting a pressure plate connector, lift up the tag on one side of the plastic pressure plate on the connector and pull the cable out from the connector. When reconnecting a cable to a pressure plate connector, lift up the pressure plate to a suitable height and insert the cable into the connector.
Page 183: 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 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 184: Screw Tightening Torque
Replacement Procedures Screw Tightening Torque Use the following torque when tightening screws. CAUTION: Overtightening may damage screws or parts. Undertightening may allow screws to loosen (and possibly fall out) causing a short circuit or other damage. NOTE: To tighten screws quickly and accurately, an electric screwdriver is recommended.
Page 185: Screw Notation
F: Thin head screw S: Super thin head screw T: Tapping screw U: Other screws (Unique screws: pan head, stud, etc.) Example: B6 … 6mm bind screw Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 186: Battery Pack
Replacement Procedures Battery pack Removing the battery pack The following describes the procedure for removing the battery pack (See Figure 4-1). CAUTION: Take care not to short circuit the terminals when removing the battery pack. Similarly, do not drop, knock, scratch, disassemble, twist, or bend the battery pack.
Page 187 3. Attach the battery cover to the battery pack. 4. Insert the battery pack 5. Ensure the battery release lock (1) is moved into its locked position Lock1 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 188: Pc Card
Replacement Procedures 4.3 PC card Removing a PC card The following describes the procedure for removing a PC card (See Figure 4-2-1). CAUTION: Insert or remove a PC card in accordance with any instructions in a PC card manual or the manuals of the computer system you are using. 1.
Page 189 1. Make sure the eject button does not stick out. 2. Insert a PC card and press it until it is securely connected. Figure 4-2-2 Insert a PC card Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-11 Downloaded from www.Manualslib.com...
Page 190: Hdd
Replacement Procedures Removing a HDD The following describes the procedure for removing a HDD (See Figure 4-3 to 4-4). CAUTION: Take care not to press on the top or bottom of a HDD. Pressure may cause data loss or damage to the device. 1.
Page 191 Replacement Procedures CAUTION: When a HDD is installed, they are installed in the position as the following figure. Figure 4-3 Removing the HDD assembly Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-13 Downloaded from www.Manualslib.com manuals search engine...
Page 192 Replacement Procedures 5. Remove the following screws securing the HDD holder and remove the HDD holder. • M3.0×3.5B FLAT BIND screw Figure 4-4 Removing a HDD 4-14Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 193 2. Insert the HDD assembly into the HDD slot and connect it carefully to the CN19 on the system board. 3. Secure the HDD assembly with the following screw. • M2.5×4.0B FLAT BIND screw Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-15 Downloaded from www.Manualslib.com manuals search engine...
Page 194: Wireless Lan Card
Replacement Procedures Wireless LAN card Removing a Wireless LAN card The following describes the procedure for removing a Wireless LAN card (See Figure 4-5). 1. Remove the following screw of wireless cover securing wireless LAN card cover and remove it. And remove screw of wireless board •...
Page 195 Replacement Procedures Figure 4-5 Removing a wireless LAN card Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-17 Downloaded from www.Manualslib.com manuals search engine...
Page 196 Replacement Procedures Installing a Wireless LAN card The following describes the procedure for installing a Wireless LAN card (See Figure 4-5). 1. Insert a wireless LAN card terminals slantwise into the connector on the computer and press a wireless LAN card and lock the secure screws. 2.
Page 197: Memory Module
1. Loose the screw securing the memory slot cover. 2. Remove the memory slot cover. 3. Open the left and right latches and remove a memory module. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-19 Downloaded from www.Manualslib.com...
Page 198 Replacement Procedures Memory Module Cover Figure 4-6 Removing a memory module 4-20Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 199 Confirm that the new memory is detected correctly. 4. If the memory is not detected, check that it is connected correctly. Socket1 Socket2 Figure 4-7 Insert a memory module Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-21 Downloaded from www.Manualslib.com manuals search engine...
Page 200: Keyboard
Replacement Procedures Keyboard Removing the keyboard The following describes the procedure for removing the keyboard (See Figure 4-8 to 4-9). CAUTION: As the keycap may fall out, when handling the keyboard always hold it by the frame and do not touch the keycap. 1.
Page 201 Replacement Procedures Figure 4-8 Removing screws for KB Holder Figure 4-9 Removing the keyboard/KB Holder Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-23 Downloaded from www.Manualslib.com manuals search engine...
Page 202 Replacement Procedures Installing the keyboard The following describes the procedure for installing the keyboard (See Figure 4-8 to 4-9). 1. Turn the keyboard upside down and place it on the palm rest as its face down. Connect the keyboard flexible cable to the connector on the system board. 2.
Page 203: Optical Disk Drive
FLAT BIND screw 2. Disconnect an optical disk drive toward the arrow direction from the connector CN26 on the system board. Figure 4-11 Removing an optical disk drive Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-25 Downloaded from www.Manualslib.com...
Page 204 Replacement Procedures Figure 4-12 Disassembling the side bracket Installing an optical disk drive The following describes the procedure for installing an optical disk drive (See Figure 4-11 and 4-12). 1. Attach the ODD bracket to an optical disk drive and secure it with the following screws.
Page 205: Display Assembly
2. Open the MINIPCI Door and remove the wireless LAN screws and antenna connector. M2.0x3.0 FLAT BIND (Locktight) Figure 4-13 Removing the screws (securing display assembly) 4-28 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 206 3. Open the display and removing the k/b holder and keyboard. (please refer figure 4- 8,figure4-9). 4. Disassembly TOP ASSY Figure 4-14 Removing the screws (from bottom side) 4-29 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 207 Figure 4-16 Removing the Wireless Antenna and LCD cable 6. Opening the display to 180 degree, and remove the hinge screw. 4-30 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 208 Replacement Procedures ‧ M2.5×5.0 FLAT BIND screw (Locktight) Figure 4-17 Removing the hinge screw 4-31 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 209 7. Pulling out the pole of hinge from the hole of hinge assembly, remove the display assembly from the base assembly. Display assembly Base assembly Figure 4-18 Removing the LCD harness and remove display assembly 4-32 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 210 6. Arrange the wireless LAN antenna along the guide and contact with the connector. 7. Install the LAN board and cover ASSY of the system. 4-33 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 211 • M2.5×10 FLAT BIND screw Back • M2.0×4.0 FLAT BIND screw Back • M2.5×7.0B FLAT BIND screw Back • M2.0x3.0 FLAT BIND screw Back 4-34 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 212 3. Disconnect the touch pad flat cable/Fingerprint cable/Bluetooth Cable from the connector on the system board. Figure 4-20 Disconnect the touch pad flat cable/Fingerprint cable/Bluetooth Cable 4-35 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 213 Pull up and remove the cover assembly from the base assembly. M2.0×5.0 FLAT BIND screw Front Figure 4-21 Removing the screws (front) and cover assy 4-36 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 214 FLAT BIND screw Back • M2.0×5.0 FLAT BIND screw Front 4. Free the cable from cable-drain when through the antenna cable to PCB hole. 4-37 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 215: Touch Pad
The following describes the procedure for installing the touch pad (See Figure 4-22). 1. Peel off the separator covering on the sensor portion of a new touch pad. 4-38 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com...
Page 216: Audio Board
1. Pull out the USB cable, speaker cable, and audio FFC cable from audio board connector. 2. Loose the below screws and then incline pull out audio board. M2.0x4.0 FLAT BIND screw 4-39 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 217: Lan Board
2. Loose below screw from USB board then incline pull out lan board M2.0x5.0 FLAT BIND screw Figure 4-25 Removing the LAN board Installing the LAN Board 4-40 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 218 1. Put LAN board in correct location and fix below screw M2.0x5.0 FLAT BIND screw 2. Connect the modern cable and audio FFC cable 4-41 Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 219: System Board
Replacement Procedures 4.14 system board CAUTION: 1. When handling the system board, always hold by the edges. Do not touch the printed circuit face. 2. If replacing with a new system board, execute the subtest01 Initial configuration in section 3.3 “Setting of the hardware configuration”. Also update with the latest BIOS as described in Appendix G “BIOS Rewrite Procedures”...
Page 220 Replacement Procedures • M2.0×4.0 BIND screw Figure 4-26 Removing the system board Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 221 Replacement Procedures Installing the system board The following describes the procedure for installing the system board (See Figure 4-26). 1. Secure the system board with the following screws. • M2.0×5.0 BIND screw • M2.0×5.0 BIND screw 2. Connect the speaker cable, Audio FFC cable and USB cable to the connector on the system board.
Page 222: Cpu
NOTE: When removing the heat sink holder, be sure to remove the screws in the reverse order of the number marked on the holder. 3. Remove the CPU heat sink. Figure 4-27 Removing the CPU heat sink Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 223 Replacement Procedures 4. Unlock the CPU by rotating the cam on the CPU socket 120 degrees to the counterclockwise with a flat-blade screwdriver. 5. Remove the CPU. Figure 4-28 Removing the CPU Installing the CPU The following describes the procedure for installing the CPU (See Figure 4-27 to 4-28). 1.
Page 224 6. Connect the Heat sink cable to the connector on the system board NOTE: When securing the heat sink holder, be sure to secure the screws in the order of the number marked on the holder. Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com...
Page 225: Lcd Unit / Fl Inverter
Replacement Procedures 4.16 CD unit / FL inverter CAUTION: When replacing a LCD, it is required that SVP parameter is set. Update with the latest EC/KBC as described in Appendix H “EC/KBC Rewrite Procedures”. Removing the LCD unit / FL inverter The following describes the procedure for removing the LCD unit and FL inverter (See Figure 4-30 to 4-33) Remove Screw rubber cover X6...
Page 226 6. Remove the FL inverter while peeling off the double-sided tape. Insulator LCD harness FL inverter Double-sided tape HV harness Figure 4-31 Removing the FL inverter Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 227 Replacement Procedures 7. Remove the following screws securing the LCD unit. • M2.5x4.0 BINK HEAD screw 8. With the bottom edge of the LCD unit on the display cover, lift only the top edge of the LCD unit. After peeling off the CONDUTIVE tape, disconnect the LCD harness from the connector on the back of the LCD.
Page 228 10. Remove the following screws securing the LCD support (LCD unit side) and remove the LCD supports from the LCD unit. • M2.0x2.5 BINK screw Figure 4-33 Removing the LCD supports Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) Downloaded from www.Manualslib.com manuals search engine...
Page 229 Replacement Procedures Installing the LCD unit/FL Inverter The following describes the procedure for installing the LCD unit and FL inverter (See Figure 4-31 to 4-34). 1. Install the LCD supports (LCD unit side) to the LCD and secure them with the following screws.

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Toshiba Satellite U300 Maintenance Manual

Chapter 1 Hardware Overview

Chapter 2 Troubleshooting Procedures

Chapter 3 Test Program for Field

Chapter 4 Replacement Procedures

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Troubleshooting

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