Texas Instruments Extensa 660 Series Maintenance Manual
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Texas Instruments Extensa 660 Series Maintenance Manual

Texas Instruments Extensa 660 Series Maintenance Manual

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Maintenance Manual
Extensa
660 Series
TM
Notebook Computers
9813214-0001, Rev. A
February 1997

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Summary of Contents for Texas Instruments Extensa 660 Series

  • Page 1 Maintenance Manual Extensa 660 Series Notebook Computers 9813214-0001, Rev. A February 1997...
  • Page 2 P.O. Box 6102, M/S 3255 Temple, Texas 76503 Extensa and gear are trademarks of Texas Instruments. The icons in the Windows live Notebook and Startup groups are copyrighted by Texas Instruments. Kensington is a registered trademark of Kensington Microware Ltd.
  • Page 3 Preface Introduction This manual provides installation, operation and servicing data for the Extensa Series Notebook Computers. Intended Audience This manual is primarily intended for use by qualified service technicians but contains information useful to non-technical users. Contents This manual contains six sections and one appendix that are common to all Extensa 660 Series Notebook Computers (differences described as they are covered): Section 1: General Description - Introduces the main features of the Extensa 660 Series Notebook Computers;...
  • Page 4 Other Manuals About the System The following documents provide additional information related to the Extensa Notebook Computer Series: Extensa Series Notebook Computers Users Guide - Contains user reference information for the Extensa 660 Series Notebook Computers. PC-Doctor Help and Technical Reference (online) Ordering Parts and Supplies To order a copy of any TI publication or to order option kits, spare parts or supplies for your system, contact your TI reseller:...

  • Page 5: Table Of Contents

    Contents Paragraph Page Preface Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Intended Audience - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Contents- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii Other Manuals About the System - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -viii...
  • Page 6 Contents (continued) Paragraph Page Section 2 Installation (continued) Installing External Notebook Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-7 Installing Ext.
  • Page 7 Contents (continued) Paragraph Page Section 4 Theory of Operation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 Notebook Functional Overview - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 System Processor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-3 Memory Subsystem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-3...
  • Page 8 Contents (continued) Paragraph Page Section 6 Field Service (continued) Required Tools and Equipment - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-3 Notebook FRUs - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-3 Cover-Display Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-4 System Base Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-5...

  • Page 9: Introduction

    1.1 Introduction This manual contains field and factory level servicing information for the Extensa Series Notebook Computers (Figure 1-1) marketed by Texas Instruments. The first six sections contain information common to all members of the Extensa 660 Family of Notebook Computers.

  • Page 10: Product Overview

    1.2 Product Overview The Extensa 660 Series contains two major product lines including: 660 CD Series 660 CDT Series Both notebook series are similar in construction and appearance, have similar operating controls and indicators and use the same software. Both notebook series use a similar startup self test program and diagnostics program (described in detail in Section 5 of this manual).

  • Page 11: Extensa 660 Series Notebook Features

    1.3 Extensa 660 Series Notebook Features The Extensa 660 Series Notebook Computers are large screen, high-performance, ® ® multimedia notebooks powered by the Intel P54CSLM Pentium Processor Chip (133-MHz). Other major features of the 660 Series include: 166 MHz Pentium processor with MMX technology to support advanced video applications Powerful PCI Bus architecture 16 MB main memory (expandable to 80 MB using 16 MB, 32 MB or 64 MB...
  • Page 12 - Provisions for installation of second rechargeable battery pack in the Media Bay for extended portable operation. - Li-Ion primary battery option Powerful expansion capabilities including: - Advanced PCI Card slot (accessible from door at base of notebook), 120-pin port (PCI Bus plus sidebands). - Two PCMCIA card slots that support two Type I or Type II PC cards at the same time or one Type III PC Card option Flexible set of external ports for desktop operation...

  • Page 13: Video Display Features

    Internal Microphone Notebook Release latch Left Speaker Built-in Keyboard Right Speaker Select Buttons Media Bay Device (CD-ROM, FDD or second Battery) Glidepad (Release Latch Underneath) (mouse) Primary NiMH Battery Pack Media Bay APCI Compartment Release Latch Left Side of Notebook Expansion Memory Compartment AC Adapter...

  • Page 14: Internal Lcd

    1.3.1.1 Internal LCD The Extensa 660 Series Notebooks contain one of the following LCDs (model dependent): 12.1-inch DSTN display (660CD Only) 11.3-inch TFT 1.3.1.2 External CRTs The Extensa 660 Series Notebooks are equipped with a 15-pin SVGA connector that can drive an external CRT (either alone or simultaneously with the internal LCD). When the notebook is set to the SimulSCAN mode, a minimum resolution of 800 x 600 x 256 colors is supported.

  • Page 15: Keyboard Features

    1.3.2 Keyboard Features The Extensa 660 Series Notebooks contain a built-in 86/87-key keyboard (Figure 1-3) ® compatible with the IBM enhanced 101/102-key keyboard. The keyboard contains 12 programmable function keys, an embedded numeric keypad (Figure 1-4) and dedicated control keys (hot keys). Figure 1-3 Extensa 660 Series Keyboard Layout Figure 1-4 Embedded Numeric Keypad General Description 1-7...

  • Page 16: Software Features

    1.3.3 Software Features As a standard feature, the Extensa 660 notebooks are factory loaded with dual load ® (Windows 95 or Windows for Workgroups) software to allow the user to configure the notebook’s operating system environment as summarized in Table 1-2. Table 1-2 User-Selectable Operating System Environments Operating System Description...

  • Page 17: Standard Peripheral Devices

    1.3.4 Standard Peripheral Devices As standard features, the Extensa notebooks include an internal IDE hard drive, a 3.5-inch floppy disk drive, a CD-ROM drive and built-in glidepad (mouse device). 1.3.5 660 Series Connectivity Features As standard features, the Extensa 660 Series notebooks includes most standard desktop ports including a serial port, parallel port, PS/2 port, and external VGA port.

  • Page 18: Expansion Capabilities

    Table 1-3 660 Series External Ports Port Assignment Description External VGA Port 15-pin Female connector used to attach an external SVGA monitor to the notebook. Serial Port 9-pin Male connector used to attach an RS-232 serial device to the notebook. Parallel Port 25-pin Female connector used to attach a bidirectional printer or an external floppy disk drive (requires special cable for use with floppy disk drive).

  • Page 19: Advanced Pci Card Options

    1.3.7 Advanced PCI Card Options The Extensa 660 Series Notebooks contain provisions for an advanced PCI Card (installs from the bottom of the notebook by removing the APCI Cover as shown in Figure 1-6). Advanced PCI Compartment Advanced PCI Connector Compartment with cover removed Bottom of Notebook...

  • Page 20: Notebook Batteries

    1.4 Notebook Batteries The notebook computer can use one of three types of batteries: Primary Battery - Nickel-Metal-Hydride type Primary Battery - Lithium-Ion type (option) Secondary Battery - Lithium-Ion type (option) The primary battery is housed in the battery compartment and the Secondary battery fits in the Media Bay compartment.

  • Page 21: External Battery Charger Option

    An optional external battery charger is available that charges a battery outside of the computer (all three types of batteries used by the Extensa 660 Series). To order an optional battery charger (or any of the Extensa options), contact your computer dealer or call Texas Instruments at 1-800-TI-TEXAS 1.5 Standard Test Features The Extensa 660 Series Notebook Computers use modular design and built-in test features to reduce the mean time to repair.
  • Page 22 PC-Doctor is typically user-friendly but if you don't understand a feature, context- sensitive help information is available at any time by pressing the F1 function key; pressing the F1 function key twice accesses the online Technical Reference Manual for PC-Doctor. A powerful set of utilities within PC-Doctor (that can be run locally or remotely) simplify the task of determining system configuration data, allocating and using system memory, IRQ and DMA use, what device drivers are installed, what COM and LPT ports are...

  • Page 23: Extensa 660 Series Specifications

    1.6 Extensa 660 Series Specifications General specifications for the Extensa 660 Series Notebooks are provided in Table 1-6. Table 1-6 Extensa 660 Specifications Characteristic Model 660CD Model 660CDT Pentium P55CLM, 166 MHz; 3.1 Pentium P55CLM, 166 MHz; 3.1 Volt Volt Internal Hard Disk Drive Standard Module Standard Module...
  • Page 24 Table 1-6 Extensa 660 Specifications Characteristic Model 660CD Model 660CDT Built-in Mouse Device Glidepad built-in to the base of the Glidepad built-in to the base of the keyboard (select buttons just below keyboard (select buttons just below Glidepad) Glidepadpad) Video Subsystem LCD Aspect Ratio Emulations: SVGA...
  • Page 25 Table 1-6 Extensa 660 Specifications Characteristic Model 660CD Model 660CDT RS-232-D Serial Port: 9-Pin, male, sub-D-type connector 9-Pin, male, sub-D-type connector Method: EIA RS-232-D EIA RS-232-D Type: Asynchronous transmission Asynchronous transmission Bits per second: 110, 200, 300, 600, 1200, 2400, 110, 200, 300, 600, 1200, 2400, 4800, 9600, 19200 4800, 9600, 19200...

  • Page 26: Regulatory Agency Approvals

    1.7 Regulatory Agency Approvals All Extensa 660 Series products meet the following regulatory agency standards: Underwriter’s Lab (UL) Standard 1950 (safety) Canadian Standards Association (CSA) Standard 950 or CUL (safety) FCC CFR 47, Part 15, Subpart B, FCC Level B (Emissions) Canadian Department of Communications (DOC) ICES, Class B (Emissions) VDE- EN60950 (Safety) EN 50082-1 (Immunity: ESD, RFI, EFT, and Surge)

  • Page 27: Section 2 Installation

    Installation 2.1 Introduction This section contains unpacking and preparation for use instructions for the Extensa 660 Series Notebook Computers. This includes: Removing the computer and all manuals, options and accessories from the shipping container(s) Installing Internal Notebook Options Installing External Notebook Options Installing Battery Packs Installing Desktop Devices Installing the AC Adapter...

  • Page 28: Installing Internal Notebook Options

    2.3 Installing Internal Notebook Options If you have no internal options to install at this time, skip to Paragraph 2.4. Otherwise, continue with Paragraph 2.3.1. 2.3.1 Installing Main Memory Expansion (Optional) Main memory on the 660 Series Notebooks can be expanded using an EDO Small Outline Dual Inline Memory Module (EDO soDIMM).

  • Page 29: Setting Up The Software

    Memory Expansion Compartment With Cover Removed soDIMM Socket Installing soDIMM in Socket Figure 2-1 Memory Expansion Removal/Replacement Note: After installing expansion memory in your notebook, you must run the PHDISK utility in order for the Save-To-Disk or 0V Suspend functions to operate correctly.

  • Page 30: Installing Advanced Pci Option Card

    In Windows 95 Follow these steps if your computer is running Windows 95. From the Taskbar, select Start then Shut Down. Select the Restart the Computer in MS-DOS mode. Click on Yes. Type PHDISK /C /F at the DOS prompt and press Enter. The DOS screen appears and shows the save file name and size.

  • Page 31: Installing Pcmcia Options

    Replace the Advanced PCI Access Cover and all components removed in Steps 1 and 2 above. Refer to the User Documentation for the Advanced PCI option for further instructions. Advanced PCI Compartment Advanced PCI Connector Compartment with cover removed Bottom of Notebook Figure 2-2 Installing an Advanced PCI Card Option 2.3.4 Installing PCMCIA Options The Notebook has two connector slots for PCMCIA option cards.
  • Page 32 PC Card Release Levers Figure 2-3 Installing PCMCIA Option Cards Note: When installing a Zoomed Video option card, the card must be installed in the upper card slot (slot 0 or A). Other option cards can be installed in either card slot.

  • Page 33: Installing External Notebook Options

    2.4 Installing External Notebook Options 2.4.1 Installing Ext. Keyboard/Mouse/Numeric Keypad A PS/2 compatible Keyboard, mouse or an optional PS/2-compatible numeric keypad may be installed on the notebook via the mouse connector on the left rear port as shown in Figure 2-4. Mouse/Keyboard Connector Pin No.

  • Page 34: Installing An External Parallel Printer

    2.4.2 Installing an External Parallel Printer The Notebook is equipped with an external, bidirectional, ECC/EPP compatible, 25-pin parallel printer port. The connector pinouts and connector location are shown in Figure 2-5. PARALLEL PORT PINOUTS SIGNAL SPP MODE Strobe* STB* Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3...

  • Page 35: Installing An External Serial Port Device

    2.4.3 Installing an External Serial Port Device The notebook contains an external RS-232 serial port with a 9-pin, male DB-9 connector as shown in Figure 2-6 (25-pin cables require the use of an adapter for use with the 9-pin port). The serial ports are used to interconnect such devices as: External Modem Serial Mouse Serial Printer...

  • Page 36: Installing An External Vga Monitor

    2.4.4 Installing an External VGA Monitor The notebook contains an external CRT port that can drive one of a variety of monitor resolutions and colors as summarized in Table 1-9. The associated connector location and pinouts are shown in Figure 2-7. EXTERNAL VGA CONNECTOR PINOUTS SIGNAL NAME DIRECTION...

  • Page 37: Battery Pack Installation

    2.5 Battery Pack Installation Turn off the computer and disconnect the AC adapter if attached to the computer. NOTE: If removing an existing battery, press the battery release latch located underneath the notebook as shown in Figure 2-8 and remove the battery. Look for the hand hold and insert the battery with hand hold down until battery pack snaps in place.

  • Page 38: Installing The Ac Power Adapter

    2.6 Installing the AC Power Adapter Use the following procedures to connect the AC adapter to the system: Caution: Use only the AC adapter supplied with the computer; other adapters can damage the unit. Remove the AC adapter from the packaging. Connect the round coaxial connector supplied with the notebook to the DC IN power receptacle on the left rear of the notebook as shown in Figure 2-9.
  • Page 39 process can cause irreversible file damage. Before starting the initial software load process, ensure that you have the following: Extensa 660 User’s Guide - Contains latest software installation instructions. AC Adapter/Access to AC power - Although the battery pack may have some charge, it may be insufficient for the entire set up.

  • Page 40: Backing Up System Files

    Double-click on the About Your Extensa icon on the desktop. Follow the directions to use the program. In Windows for Workgroups From the Program Manager, double-click on the Texas Instruments Multimedia group. Double-click on the About Your Extensa icon. Follow the directions to use the program.

  • Page 41: Initial System Checkout

    If you want to keep some parts of the demo, you can deselect those parts, then click on OK. Windows for Workgroups In the Program Manager double-click on the Texas Instruments Multimedia group. Double-click on the Uninstall Demo icon.

  • Page 43: Section 3 Operating Instructions

    Operating Instructions 3.1 Introduction This section contains a summary of notebook operating procedures useful for maintenance operations. For additional detail, refer to the Extensa Series Notebook Computer User’s Guide supplied with the notebook. 3.2 Controls/Indicators The operating controls and indicators for the 660 Series Notebooks are shown in Figure 3-1 and briefly described in the following paragraphs.

  • Page 44: Power On/Off Switch

    3.2.1 Power On/Off Switch The notebook contains an alternate action power switch located on the left side of the notebook as shown in Figure 3-1. The first time you press the power switch, power is turned on to the notebook. The next time you press the power switch, power is turned off.

  • Page 45: Keyboard Hot Key Sequences

    Table 3-1 LED Icon Descriptions Icon Description Num Lock Indicator Lights when the embedded numeric keypad is toggled ON using the Num Lock hot key (Fn+F7). Refer to Using the Internal Numeric Keypad section for further details. Suspend Mode Indicator Lights when the computer is in Suspend mode.

  • Page 46: Windows 95 Special Keys

    Table 3-2 Summary of Notebook Hot Key Sequences Function Key Sequence Toggle speaker output on/off Fn+End Stop a command or application Ctrl+Pause Resume a command or application Press any key Send the contents of the screen to the printer Shift+PrtSc Sets the notebook to echo keystrokes to the printer;...

  • Page 47: Dos Special Keys

    Refer to your Windows 95 manual for more information on these Windows 95-specific keys and their functions. 3.2.4.2 DOS Special Keys Table 3-5 contains a list of the DOS special keys. Table 3-5 DOS Special Keys Hot Key Function Ctrl+Pause Stops a command or application;...

  • Page 48: Using A Cd-Rom Drive

    Select the glidepad tab to customize the glidepad to your preference. Click on Help for the Synaptics Glidepad drivers online documentation. 3.4 Using a CD-ROM Drive An optional CD-ROM drive installed in the modular bay of the computer provides fast access to text, programs, graphics, sound, animation and video on a standard CD.

  • Page 49: Adjusting The Volume

    Over a telephone line using a PC Card modem installed in the computer Over a network using a network adapter Note: You can purchase compatible modems and network adapters from your dealer or directly from Texas Instruments. Operating Instructions 3-7...

  • Page 50: Using The Fast Infrared (Fir) Port

    3.6.1 Using the Fast Infrared (FIR) Port The FIR port, located on the rear of the computer, offers wireless communication with other Texas Instruments notebook computers or a variety of IRDA-compliant devices. Without a physical connection, you can print remotely, transfer files between computers, use a remote mouse during a presentation or receive information from a PDA or pocket organizer.

  • Page 51: Lowering Inactivity Timeouts

    3.7.1 Lowering Inactivity Timeouts Inactivity timeouts turn off devices in the computer when you are not using them. Lowering the inactivity timeouts shortens the period of time the computer waits before turning off the device. 3.7.2 Suspending Operation While Idle Although the computer goes into Suspend mode automatically after a defined period of inactivity, you can reduce energy consumption even further by pressing either Fn+F3 (Suspend) or Fn+F4 (Standby) as soon as you no longer need the computer to be active.

  • Page 52: Replacing The Battery

    3.7.4 Replacing the battery If you have a spare, charged battery, you can do one of the following. Insert a secondary battery into the modular bay. If you already have a battery in the modular bay, you can replace the primary battery without turning off the computer.

  • Page 53: Section 4 Theory Of Operation

    Theory of Operation 4.1 Introduction This section contains a general block diagram theory of operation description of the Extensa 660 Series Notebook Computers. Note: Various internal components may change on future models and busses/bus speeds are subject to change. 4.2 Notebook Functional Overview The Extensa 660 Series Notebooks consist of eight major functions or sections including: System Processor —...
  • Page 54 FLASH BIOS 256KB CARD 0 PCMCIA OMEGA 82C094 CARD 1 GLIDE PAD CORE CHIP Bank 1 8, 16MB UM8891BF-N, CONTROLLER EXT. KB/MOUSE (DIMM) UM8892BF-N, MITSUBISHI UM8886BF-N M38813M4 INTERNAL KB Pentium P55CLM- 166MHz COM1 PRINTER VGA CHIP SUPER I/O VIDEO RAM C&T 65548 NS PC87336VLJ CD-ROM...

  • Page 55: System Processor

    4.2.1 System Processor The System Processor function for the notebook is implemented on the System Board in the form of an Intel Pentium P55CLM 166 MHz Super scalar 586 Processor Chip. The processor operates in conjunction with RAM and ROM Memory and other control logic to process software instructions (BIOS, DOS, Windows, and applications).
  • Page 56 Controller (206) into a single 208 QFP package. Major features of the System Logic Controller include: System: — Fully compatible with IBM PC/AT — Supports PCI Bus-Master mode — System Operation Voltage from 3V to 5.5V — Three programmable non cacheable regions —...

  • Page 57: Video Subsystem

    — On Mode — Doze Mode — Sleep Mode — Suspend Mode — Auto Power Reduction Mode (APR) — Word Processing Mode (WP) — All Register Read/Writeable for 0V Suspend — Microsoft APM Compatible — Supports 0V Suspend — Demand Driven Clock Control —...

  • Page 58: Keyboard Subsystem

    external microphone and line inputs and headphone/speaker outputs. The sound subsystem also includes a variety of sound utilities that combine to provide additional multi-media functions: 4.2.6 Keyboard Subsystem The keyboard subsystem, implemented on the Keyboard Assembly and the System Board Assemblies Board, consists of the following major sections: Keyboard Assembly Keyboard Scanner Status LED Interface...

  • Page 59: Power Subsystem

    4.2.9 Power Subsystem The notebook is equipped with a software/hardware monitored/controlled Power Subsystem that minimizes battery usage for prolonged battery operation and automatically recharges the batteries when the notebook is used with an AC adapter. 4.2.9.1 AC Power Adapter The computer is equipped with a universal AC power adapter that converts AC voltage into DC voltage (approx.

  • Page 61: Section 5 Troubleshooting Procedures

    Troubleshooting Procedures 5.1 Introduction This section provides an overview of the fault isolation process, provides guidelines for isolating 660 Series computer malfunctions to replaceable subassemblies and provides instructions for executing diagnostics and interpreting error messages. 5.2 Overview of Fault Isolation Process The fault isolation process (summarized in Figure 5-1) consists of the following steps: Checking the Notebook power system (including battery packs and AC adapter connections) - refer to Paragraph 5.4.
  • Page 62 START COMPUTER TROUBLE PORT REPLICATOR INDICATION PROBLEMS? ATTACH DESKTOP DEVICES DIRECTLY TO NOTEBOOK TO ISOLATE PORT When Power button REPLICATOR PROBLEMS is pressed, no indication DEAD See Paragraphs of power is present (dark COMPUTER 5.3.1 & 5.3.2 LCD, no Status icons lit, SYMPTOMS no disk drive activity, etc.) SEE PARAGRAPH...

  • Page 63: Troubleshooting Procedures

    5.3 Troubleshooting Procedures The built-in self test program and the disk resident diagnostics program (PC-Doctor) are useful tools in computer troubleshooting. However, if the computer has a power, keyboard or display problem, you must first solve this problem before running diagnostics.
  • Page 64 Faulty LCD - Replace the cover-display assembly as described in Section 6 of this manual. Low battery - Use a fully charged battery and/or plug in the AC adapter. Table 5-1 contains fault isolation information for Display Problems on the notebook. Symptoms are listed along the left side of the chart and the various Display FRUs are listed along the top of the chart.

  • Page 65: Fault Isolation Using Power On Self Test

    5.3.3 Fault Isolation Using Power On Self Test When the computer is first powered up, it automatically performs a Power On Self Test (POST) that checks the notebook’s central hardware and memory functions. During POST (which lasts for a few seconds), the display shows copyright and version number information.
  • Page 66 Table 5-2 Power On Self Test Error Messages Message Possible Cause Action Diskette drive A failure The drive failed or is missing. Check the drive to determine the problem. Diskette read failure - The disk is either not Replace the disk with a bootable press F1 to retry boot, F2 formatted or is defective.
  • Page 67 Table 5-2 POST Error Messages (continued) Message Possible Cause Action No boot device available - Either disk drive A:, the fixed Try rebooting. If problem press F1 to retry boot, F2 disk, or both the disk and persists, replace the disk or the for SETUP utility fixed disk are defective.

  • Page 68: Post Beep Error Messages

    Table 5-2 POST Error Messages (continued) Message Possible Cause Action Keyboard clock line failure Make sure the keyboard cable The keyboard, the keyboard cable connection, or the and keyboard are connected keyboard controller is properly. Check the keyboard defective. controller and the system board. Turn the power off, then back on again.
  • Page 69 Try running PC-Doctor (Paragraph 5.5) if possible to verify the source of problem. Table 5-3 Self Test Beep Messages Beep Code Port 80h Description None CPU Register Test in Progress 1-1-3 CMOS Write/Read Failure 1-1-4 ROM BIOS Checksum Failure 1-2-1 Programmable Interval Timer Failure 1-2-2 DMA Initialization Failure...
  • Page 70 Table 5-3 Self Test Beep Messages Beep Code Port 80h Description 3-1-2 Master DMA Register Failure 3-1-3 Master Interrupt Mask Register Failure 3-1-4 Slave Interrupt Mask Register Failure None Interrupt Vector Loading In Progress 3-2-4 Keyboard Controller Test Failure None CMOS Power Failure and Checksum in Progress None CMOS Configuration Validation in Progress...

  • Page 71: Run Time Error Messages

    5.3.4 Run Time Error Messages In the event of a hardware/software error that occurs after completion of POST, the error messages listed and described in Table 5-4 may occur. Table 5-4 Run Time Error Message Troubleshooting Message Cause Action I/O card parity interrupt at Memory on a peripheral card Check the memory cards address .

  • Page 72: General Fault Isolation Procedures

    5.4 General Fault Isolation Procedures Table 5-5 contains a summary of general problems that may occur during operation of the notebook and the appropriate corrective actions that should be taken for each. For other symptoms, go on to Paragraph 5.5 and troubleshoot the notebook using PC-Doctor Diagnostics.
  • Page 73 Table 5-5 General Troubleshooting Procedures (continued) LCD screen does not 1. Check the LCD Status Bar if Suspend mode is show data activated. Press any key or press the power button to resume operation and display. 2. Check if LCD cables are disconnected or loose. 3.
  • Page 74 Table 5-5 General Troubleshooting Procedures (continued M em o ry m a lfu n ctio n C h e ck if th e m em o ry m o d u le is in s erted p ro p erly . R ep la ce th e m e m o ry m o d u le .

  • Page 75: Fault Isolation Using Diagnostics

    5.5 Fault Isolation Using Diagnostics PC-Doctor, supplied with the Extensa Series Notebooks, is a powerful diagnostics tool that can help you determine the hardware configuration of a local or remote system, benchmark its performance, analyze the performance of all subsystems, and perform a suite of interactive and non-interactive tests on attached devices (such as printers, joystick devices, VGA monitors, SCSI devices, CD-ROM drives).

  • Page 76: Supporting Online Documentation

    Group of special purpose utilities to run other tests from PC-Doctor, perform a virus scan of the system, edit configuration files, surface scan hard drives, measure system performance, open a DOS prompt, provides terminal access to devices connected to serial ports, supports memory debug operations, enables remote operations, permits deep discharge of notebook batteries and provides an extensive test reporting function.

  • Page 77: Quitting Pc-Doctor

    5.5.4 Quitting PC-Doctor To exit PC-Doctor, select the Quit pull down menu and then select the Quit option. Note: For additional information, access the Online Reference Manual for PC-Doctor. 5.6 Board Level Troubleshooting Procedures Figures 5-2 through 5-19 contain board-level troubleshooting procedures for the Extensa 660 Notebook.
  • Page 78 System Fails to Boot: Initial Tests Vcc5=5V Check CON10 Pin13 Vcc3=3.3V PWRON=5V Check DC-DC Converter Check U7 P1C16C62 Check PWRGOOD Pin23 PWRGOOD Check U39 74CT2524 Check CPUCLK=66MHz Pin2 Check U40 74CT2524 Check PCICLK=33MHz Pin6 Figure 5-2 System Fails to Boot, Initial Checks 5-18 Troubleshooting Procedures...
  • Page 79 System Fails to Boot: Memory Interface Tests Check MEMVCC=3.3V Check CN10 Pin 10 Check RAS0, CAS(0~7) Check RP45, RP86, Signals RP87 Check RP39, RP47, Check MAC(0~11) RP51 Check U12, U15, U22, U27, U28, U31, U32, & Check MD(0~63) U33 Pin 2, 3, 4, 5, 7, 8, 9, 10, 41, 42, 43, 44, 46, 47, 48, &...
  • Page 80 System Fails to Boot: CRT Interface Checks Check L15, L21, L22, Check CN4 and CRT L23, L24 (Red, Green, Cable Blue, Hsync, Vsync) Check U20 (2093) Check VGA Clock, Pin 71=33MHz, 14,318MHz and Pin 93=14,318MHz, 32,768KHz Pin 82=32,768KHz Figure 5-4 CRT Interface Troubleshooting Diagram 5-20 Troubleshooting Procedures...

  • Page 81: Fdd Interface Check

    System Fails to Boot: FDD Interface Check BIOS Menu Enter Correct FDD type Setup O.K.? Floppy Diskette Format Diskette or properly formatted? Change Diskette Check U605 (9956) Pin1=5V, CN29 Pin53 FDD Power Checked? (motor-ON0#)=5V Check CN17 Pin51 FDD Motor Checked? (Motor-0N04) signal Check CN17 Pin44 (TRK0), Pin50 (step #),...
  • Page 82 System Fails to Boot: HDD Interface Checks Enter Correct HDD type BIOS Setup O.K.? or Auto to Setup Item Use DOS FDISK Hard Disk properly program and Format formatted? Hard Disk Check U605 (9956) Check HDD Power Pin3=5V Check U13 PIN 36, 37, 38, 39, 50, 51, 52, 53, 62, 63, 64, Check HDD Data Bus...
  • Page 83 System fils to boot: Keyboard Interface Checks Check FPC Cable: Keyboard FPC Cable Broken or not O.K.? Check U8(M38813) Checked Keyboard Interrupt? Pin15, IRQ1 Check CN18 PIN 1 ~ PIN 15 (X1~15) Checked Keyboard Check CN16 Scanning Signals? PIN 1 ~ PIN 8 (Y0~7) Check U8 Entire Circuit Figure 5-7 Keyboard Interface Troubleshooting Diagram Troubleshooting Procedures...
  • Page 84 System Fails to Boot: CD-ROM Interface Checks Check U605(9956) Pin1 Checked CD-ROM Power? VCC-CDROM=5V Check U13 Checked CD-ROM Data PIN 36, 37, 38, 39, 50, Bus? 51, 52, 53, 62, 63, 64, 65, 71, 72, 73, & 74 Check U13 Checked CD-ROM PIN68, PIN69, PIN70, Address Bus?
  • Page 85 System Fails to Boot: Glide Pad Interface Checks Check CN21 Pin2 Check GLide Pad Data GLPDATA Signal Signal Check CN21 Pin3 Check Glide Pad Power GLPCLK Signal Check Glide Pad Power Check CN21 Pin1=5V Check U8(38813) Check Glide Pad IRQ Pin14 IRQ12 Figure 5-9 Glidepad Interface Troubleshooting Diagram Troubleshooting Procedures...
  • Page 86 System Fails to Boot: DC/DC Converter Interface Checks PRESS POWER SWITCH Check T3, F1, D12, DC-IN = 20V D11, F2, Q5, D14 BAT = 12V Check M/B Check SW1 SW2 = 5V Check CN33 PIN4 Check SW2 for low pulse Check D29, D2, D3, U2, Q1, Q2, Q3, Q4, C14, R13, U1, PIN 7...
  • Page 87 System Fails to Boot: Battery Charger Interface Checks Plug-In AC Adapter Check F1, T3 DC_IN=19V Check D18 U4=5V Check Charger Control Charge Battery 1 or Board (RBC3) U1, D8, Charge Battery 2 Check Battery Pack Voltage & Temp Figure 5-11 Battery Charger Interface Troubleshooting Diagram Troubleshooting Procedures 5-27...
  • Page 88 LED Indicator Function Troubleshooting Check CN11 Pin4 CAP#=0V Check Caps Lock LED Check NUM Lock LED Check CN11 Pin7 NUM#=0V Check CN7 Pin 3 HDD Read/Write LED Check CN11 Pin2 CD/FDD/HDD- Check CD-ROM, FDD, & LED LED#=OV, while any device access Check Con11 Pin5 PMUEN#=0V, while Check Power Management LED power management (BIOS) enable...
  • Page 89 System Boots: Serial Port Checks Enter Correct type for COM1 Check BIOS Setup Check U1(MAX213) Check Transmitting SOUT1 Signal Check U1(MAX213) Check Receiving Signal SIN1 Check U21(87338) Pin1, Check MD(0~63) Pin100, IRQ3,IRQ4 Figure 5-13 Serial Port Function Troubleshooting Diagram Troubleshooting Procedures 5-29...
  • Page 90 Suspend Function Troubleshooting Check BIOS Power Enter Correct type Management Setup Suspend to RAM Suspend to Disk Check U9 Pin 3 Check U9 Pin 3 Check Suspend Signal Check Suspend Signal (SUSPEND#=0V) Susepend Check Resume Check Resume Check U9 Pin 3 Check U9 Pin 3 Operation Suspend#= 5V...
  • Page 91 System Boots: Cover Switch Function Checks Enter Correct Value Check BIOS Setup Press Cover Switch Check Switch Check COVSW#=0V Figure 5-15 Cover Switch Function Troubleshooting Diagram System Boots: Cover Close Function Checks Cover Close Check Check COVSW#: Check D18, R112, Low when cover closed High when cover open Check COVSW#:...
  • Page 92 System Boots: External Keyboard Checks Check U8(38813) Check Keyboard Data Pin17 EXT1DATA Signal Check U8(38813) Check Keyboard Clock Pin16 EXT1CLK Check U8(38813) Check IRQ Signal PIN15 IRQ1 Figure 5-17 External Keyboard Function Troubleshooting Diagram System Boots: PS/2 External Mouse Interface Check Check U8(38813) Check Mouse Data Pin12 EXT2DATA...
  • Page 93 System Boots: Printer Port Interface Checks Enter Correct Type of Check BIOS Setup Printer Check RP5, RP7 Check the Data Bus Check Busy Signal Check RP2 Pin6(BUSY) Check U21(87338) Entire Circuit Figure 5-19 Printer Port Interface Troubleshooting Diagram Troubleshooting Procedures 5-33...

  • Page 95: Section 6 Field Service

    Field Service 6.1 Introduction This section contains general preventive and corrective maintenance procedures that apply to all members of the Extensa 660 Notebook family. The first part of the section describes the computer cleaning procedures and preferred handling procedures for sensitive components (e.g., disk drives, batteries).

  • Page 96: Handling The Computer Battery Pack

    Never place anything on top of the computer, particularly when it is operating or charging (could result in overheating and damage to the computer). Never move the computer while the hard drive is rotating (press the Suspend button to put the computer in a Sleep mode before closing cover). Never expose the computer hard disk drive(s) or disks to strong magnetic fields such as those generated by transformers, speakers, or telephone handsets.

  • Page 97: Required Tools And Equipment

    6.3 Required Tools and Equipment All Extensa Notebook corrective maintenance procedures can be performed using the following tools: Tweezers Plastic Stick Small flat-blade screwdriver ® Small Phillips screwdriver 5 mm Nut Driver Caution: All boards, options and peripherals contain components that are sensitive to static electricity.

  • Page 98: Cover-Display Assembly

    6.4.1 Cover-Display Assembly The Cover-Display Assembly shown in Figure 6-2, contains the LCD screen, DC-AC Inverter Board, DC-DC Inverter Board, bezel LCD cover and various other components as listed in Table 6-1. Display Panel Cover LCD Flex Cable Inverter Display Bezel Flex Cable, Transfer to...

  • Page 99: System Base Assembly

    Table 6-1 Cover Display Assembly FRU Listing FRU Description Assembly/ TI Part No. Disassembly Paragraph LCD Panel, 11.3", TFT (HO) 6.5.17 9813168-0001 LCD Panel, 11.3", TFT (LG) 6.5.17 9813169-0001 LCD Panel, 12.1", DSTN (SANYO) 6.5.17 9813170-0001 Display Back Cover, 11.3" (HO) 6.5.17 9813165-0001 Display Back Cover, 11.3"...
  • Page 100 Keyboard Assembly Heat Sink Assembly CPU PWB Top Cover Assembly CMOS Battery Glidepad Audio PWB Power Supply Button PCMCIA Door Bottom Case Battery/HDD Assembly Transfer PWB Main PWB Figure 6-3 System Base Assembly FRUs 6-6 Field Service...
  • Page 101 Table 6-2 System Base Assembly FRU Listing Base Assembly FRU Description Assembly/ TI Part No. Disassembly Paragraph PWB Assemblies Mainboard PWB Assembly, Extensa 66x 6.5.15 9813135-0001 CPU PWB Assembly 6.5.8 9813136-0001 Power Supply PWB Assembly 6.5.13 9813138-0001 HDD/Battery Transfer Board PWB Assembly 6.5.16 9813143-0001 Audio Board PWB Assembly...
  • Page 102 Table 6-2 System Base Assembly FRU Listing Base Assembly FRU Description Assembly/ TI Part No. Disassembly Paragraph Nameplate, Logo 9813173-0001 Nameplate, Model 660CD 9813173-0002 Nameplate, Model 660CDT 9813173-0003 PCMCIA Doors (w/Spring) 9813175-0001 Covers, Doors, Buttons Cover Assembly, Advanced PCI Board 6.5.4 9813156-0001 Cover, Memory Expansion...

  • Page 103: Fru Removal/Replacement Procedures

    Table 6-3 Customer-Replaceable Units (CRUs) Base Assembly FRU Description Assembly/ TI Part No. Disassembly Paragraph Options Battery, Primary, Li-Ion 6.5.1 9813130-0001 Battery, Secondary, Li-Ion 6.5.2 9813131-0001 External Battery Charger, U.S. 9813134-0001 External Battery Charger, WW 9813134-0004 Auto Adapter 9813126-0001 Port Replicator, Extensa 65X/66X 9813564-0001 FDD w/Cable, (External) 6.5.2...

  • Page 104: Removing/Replacing The Primary Battery Pack

    Unplugging the Connecting the Cable Cable Figure 6-4 Removing/Installing Cables with ZIF Connectors 6.5.1 Removing/Replacing the Primary Battery Pack Before performing any of the assembly/disassembly procedures, always disconnect the AC adapter from the notebook and remove all battery packs. The procedure for removing and replacing the primary battery pack is as follows: Turn off the computer and disconnect the AC adapter from the computer.

  • Page 105: Removing/Replacing A Media Bay Device

    Optional Media Bay Secondary Secondary Battery Pack Battery Release (Li-Ion) Latch Primary Battery Release Latch NiMH or Li-Ion Primary Battery Figure 6-5 Battery Removal/Replacement 6.5.2 Removing/Replacing a Media Bay Device The computer has a latch-controlled locking mechanism that prevents accidental removal of devices from the modular bay.
  • Page 106 Module Lock Grip Area Figure 6-6 Removing/Replacing a Media Bay Device Unpack the new accessory. Slide the new accessory into the modular bay and push the accessory until it latches into place. Place the original accessory in a safe place. Turn on the computer.

  • Page 107: Removing/Replacing Pcmcia Options

    6.5.3 Removing/Replacing PCMCIA Options The procedure for removing and replacing the PCMCIA options is as follows: Stop operation according to operating system (Windows 95 or Windows for Workgroups) instructions. Press the upper card eject button to eject the upper card, lower button controls the lower card and use both buttons for Type III devices (refer to Figure 6-7).
  • Page 108 connectors and remove any installed PCMCIA options. Turn the computer over and locate the APCI Access Cover as shown in Figure 6-8. Advanced PCI Compartment Advanced PCI Connector Compartment with cover removed Bottom of Notebook Figure 6-8 Removing/Replacing the APCI Option 6-14 Field Service...

  • Page 109: Removing/Replacing The Hard Disk Drive Assembly

    6.5.5 Removing/Replacing the Hard Disk Drive Assembly The procedure for removing and replacing the Hard Disk Drive assembly is as follows: Power down the notebook, disconnect the AC adapter, if installed, and remove any installed battery packs as described in Paragraphs 6.5.1 and 6.5.2. Disconnect any peripheral device interface cables from the external interface connectors.

  • Page 110: Removing/Replacing The Keyboard Assembly

    6.5.6 Removing/Replacing the Keyboard Assembly The procedure for removing and replacing the keyboard assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 111: Removing/Replacing The Heat Sink Assembly

    6.5.7 Removing/Replacing the Heat Sink Assembly The procedure for removing and replacing the Heat Sink Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 112: Removing/Replacing The Cpu Pwb Assembly

    6.5.8 Removing/Replacing the CPU PWB Assembly The procedure for removing and replacing the CPU PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 113: Removing/Replacing The Display Assembly

    6.5.9 Removing/Replacing the Display Assembly The procedure for removing and replacing the Display Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 114: Removing/Replacing The Top Cover Assembly

    6.5.10 Removing/Replacing the Top Cover Assembly The procedure for removing and replacing the Top Cover Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 115: Top Cover Assembly

    6.5.11 Removing/Replacing the LED PWB Assembly The procedure for removing and replacing the LED PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 116: Removing/Replacing The Glidepad Assembly

    6.5.12 Removing/Replacing the Glidepad Assembly The procedure for removing and replacing the Glidepad Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 117: Removing/Replacing The Power Supply Pwb Assembly

    6.5.13 Removing/Replacing the Power Supply PWB Assembly The procedure for removing and replacing the Power Supply PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 118: Removing/Replacing The Audio Pwb Assembly

    6.5.14 Removing/Replacing the Audio PWB Assembly The procedure for removing and replacing the Power Supply PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 119: Removing/Replacing The Main Pwb Assembly

    6.5.15 Removing/Replacing the Main PWB Assembly The procedure for removing and replacing the Power Supply PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 120: Removing/Replacing The Battery/Hdd Transfer Pwb Assembly

    6.5.16 Removing/Replacing the Battery/HDD Transfer PWB Assembly The procedure for removing and replacing the Battery/HDD Transfer PWB Assembly is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 121: Lcd Display Panel

    6.5.17 Removing/Replacing the Display FRUs The procedure for removing and replacing the Display FRUs is as follows: Turn off the computer; disconnect the AC power adapter (if attached), and remove the battery packs as described in Paragraphs 6.5.1 and 6.5.2. Press the Cover Release Latch and open the notebook to a full 180 degree position.

  • Page 123: Appendix A Schematic Diagrams

    Schematic Diagrams A.1 Introduction This section contains schematic diagrams for the Extensa 660 Notebook Computer. Schematic Diagrams A-1...
  • Page 124 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 1 of 23) A-2 Schematic Diagrams...
  • Page 125 Figure A-2 Motherboard PWB Logic Diagrams (Sheet 2 of 23) Schematic Diagrams A-3...
  • Page 126 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 3 of 23) A-4 Schematic Diagrams...
  • Page 127 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 4 of 23) Schematic Diagrams A-5...
  • Page 128 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 5 of 23) A-6 Schematic Diagrams...
  • Page 129 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 6 of 23) Schematic Diagrams A-7...
  • Page 130 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 7 of 23) A-8 Schematic Diagrams...
  • Page 131 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 8 of 23) Schematic Diagrams A-9...
  • Page 132 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 9 of 23) A-10 Schematic Diagrams...
  • Page 133 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 10 of 23) Schematic Diagrams A-11...
  • Page 134 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 11 of 23) A-12 Schematic Diagrams...
  • Page 135 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 12 of 23) Schematic Diagrams A-13...
  • Page 136 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 13 of 23) A-14 Schematic Diagrams...
  • Page 137 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 14 of 23) Schematic Diagrams A-15...
  • Page 138 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 15 of 23) A-16 Schematic Diagrams...
  • Page 139 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 16 of 23) Schematic Diagrams A-17...
  • Page 140 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 17 of 23) A-18 Schematic Diagrams...
  • Page 141 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 18 of 23) Schematic Diagrams A-19...
  • Page 142 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 19 of 23) A-20 Schematic Diagrams...
  • Page 143 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 20 of 23) Schematic Diagrams A-21...
  • Page 144 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 21 of 23) A-22 Schematic Diagrams...
  • Page 145 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 22 of 23) Schematic Diagrams A-23...
  • Page 146 Figure A-1 Motherboard PWB Logic Diagrams (Sheet 23 of 23) A-24 Schematic Diagrams...

This manual is also suitable for:

Extensa 660cd seriesExtensa 660cdt series

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