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Maintenance Manual
TM
Extensa 51x Series
Notebook Computers
9811755-0001
April 1996
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Copyright (©) 1996 Texas Instruments Incorporated All Rights Reserved — Printed in U.S.A. Extensa 51x Series Notebook Computers Maintenance Manual TI Part No. 9811755-0001 Original Issue: April 1996 Changes may be made periodically to the information in this publication. Such changes will be incorporated in new editions of this manual. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photo- copy, rec
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Contents Preface 1 General Description 1.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.2 . . . . Product Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.3 . . . . International Product Versions . . . . . . . . . . . . . . . . . 1-2 1.4 . . . . Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1.4.1 . . . External Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 1.4.2 . . . Touchpad Poin
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2.5.2 . . . Installing External Parallel Printer . . . . . . . . . . . . 2-7 2.5.3 . . . Installing External Serial Port Device . . . . . . . . . 2-8 2.5.4 . . . Installing External VGA Monitor. . . . . . . . . . . . . . 2-9 2.5.5 . . . Installing External Microphone . . . . . . . . . . . . . . 2-10 2.5.6 . . . Installing External Audio Input Devices . . . . . . . . 2-10 2.5.7 . . . Installing External Audio Output Devices. . . . . . . 2-10 2.6 . . . . Installing the AC Power Adapter . . . .
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4.2.3 . . . Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . 4-4 4.2.4 . . . Hard Disk Subsystem . . . . . . . . . . . . . . . . . . . . . 4-5 4.2.5 . . . Floppy Diskette Drive Subsystem. . . . . . . . . . . . . 4-5 4.2.6 . . . PCMCIA Subsystem . . . . . . . . . . . . . . . . . . . . . . . 4-6 4.2.7 . . . Power Subsystem. . . . . . . . . . . . . . . . . . . . . . . . . 4-6 5 Troubleshooting Procedures 5.1 . . . . General . . . . . . . . . . . . . . . . . . . . . . . . . . .
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6.5.8 . . . Removing and Replacing the Display Assembly . . 6-13 6.5.9 . . . Removing and Replacing the Inverter Board . . . . . . . or Contrast Board . . . . . . . . . . . . . . . . . . . . . . . . 6-13 6.5.10 . . Removing/Replacing the Touchpad Assembly . . . 6-14 6.5.11 . . Removing/Replacing the Smart Battery Board . . . . . . . Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15 6.5.12 . . Removing/Replacing the Charger/Power Supply . . . . . . . Board Assembly .
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Preface Introduction This manual provides installation, operation and servicing data for the Extensa™ 51x 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 multiple reference appendices including: • Section 1: General Description — Introduces the main features of the notebook family; provides a list of physical and electrical
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Other Manuals About the System The following documents provide additional information related to the Extensa 51x Series: • Extensa Series Notebook Computer User’s Reference Manual contains reference information regarding the Extensa Series Notebook Computer software including the TI custom utilities. ® • Windows 95 Help (online) • 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
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1 General Description 1.1 Introduction This manual contains field and factory level servicing information for the Texas Instruments Extensa™ 51x Series of Notebook Computers (Figure 1-1). This section provides a general overview and specifications for the Extensa 51x Series Notebook Computers. Figure1-1 Extensa 51x Series Notebook Computer 1.2 Product Models The two initial offerings in the 51x Series are differentiated by the software ® installed on the system at the factory. The Model 510 co
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Table 1-1 Extensa 51x Series Notebook Computers Model 510 Model 515 Windows 95 Plus Microsoft • U.S. Version Works, Quicken SE, Lotus Windows 95 or Windows Organizer, and Microsoft for Workgroups Entertainment Pack • Non U.S. Versions Windows 95 1.3 International Product Versions The Extensa 51x Series Notebooks are available in one of 15 domestic and international configurations as listed in Table 1-2. Table 1-2 Notebook Domestic/International Configurations Configuration P/N Suffix C
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• 540 or 810 Million Byte Hard Drive (user replaceable) • Support for two PCMCIA Type I or II options or one Type III PCMCIA option card • Ergonomic keyboard with palm rest (2.7 mm travel); built-in touchpad pointing device • Most standard external device interfaces including serial, parallel, ® PS/2 , and external VGA™ . • 3.5-inch, 1.44 MB Floppy Drive • 10.4 inch Dual Scan Color LCD • AC Adapter with autosensing (100 VAC to 240 VAC, 50 to 60 Hz); 34 Watts of DC output power • 10.8 V
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Cover Release Button Five Status LEDs Primary Battery Pack (Accessible from Right Side) Standby/Suspend Button Speaker Setup Touchpad Button Pointing Device Power On/Off Button Touchpad Type I /11 or III Select Buttons PCMCIA Slot Hard Drive (Accessible from Underneath) Hard Drive Cover HDD Release Audio Line/Mic Latches Jacks Primary Battery Cover VGA, Serial and Parallel Connector Door PS/2 Connector Power In Floppy Drive Connector Assembly Figure 1-2 Extensa 51x Series Features 1-4
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1.4.1 External Ports As shown in Figure 1-3, the notebook computer contains the following external ports: • 9-Pin Serial Port for attaching any RS-232 type serial device to the Notebook • 25-Pin Parallel Port for attaching bidirectional parallel devices • Audio Line-In, Line-Out, and Microphone-In • 15-Pin External VGA Monitor Port for attaching an external monitor • 6-Pin PS/2 Port to attach an external Keyboard or Mouse • AC Adapter Connector for attaching the AC Adapter to the notebo
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1.4.2 Touchpad Pointing Device All members of the Extensa family feature a built-in touchpad pointing device located near the center of the keyboard palmrest. With light pressure, the cursor can quickly be positioned to the desired point; a quick double tap on the touchpad and you have selected an object. Two select buttons (switches) are located along the front edge of the notebook . Touchpad Pointing Device Select Buttons Figure1-4 Extensa Touchpad 1.4.3 Keyboard ™ The Extensa Series
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• "Inverted T" Cursor Control Key layout The notebook keyboard is available in the following versions: • U.S. English Keyboard, TI Part No. 9811398-0001- This version (also known as the domestic version) is generally used in the United States and Canada. • International versions include: • United Kingdom Keyboard, TI Part No. 9811398 -0002 • German Keyboard, TI Part No. 9811398 -0003 • French Keyboard, TI Part No. 9811398 -0004 • Spanish Keyboard, TI Part No. 9811398 -0005 • Swiss Keyb
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F11 F12 Esc F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 Pg Dn Delete PgDn Insert NumLock PrtSc Pause Break SysRq ScrLock @ % & ^ 2 1 34 5 67 8 9 0 8 7 9 { } E I Q W R T Y U O P [ ] 4 56 Caps A S DF G HJ K L Enter Lock 23 1 Shift Z X C V B N M Shift 0 0 End Home Fn Ctrl Alt Figure1-5 Extensa Keyboard 1.4.3.1 Controls and Indicators As shown in Figure 1-6, Extensa Series Notebook Computers contain a set of three buttons (switches) and five LED displays just above the keyboard including: • Power, Setup
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Caps Lock Scroll Lock Num Lock Hard Drive Status Activity LEDs Sleep Mode Touchpad Pointing Device Standby/Suspend Button Setup Button Charging Power Touchpad LED LED Select Buttons Power On/Off Button Figure1-6 Extensa Series Controls and Indicators 1.4.4 Standard Power Features Notebook power for the Extensa 51x Series Notebook Computers is provided by an AC Adapter and a rechargeable 10.8 V, 2400 mAh Duracell DR35 nickel metal hydride (NiMH) battery pack that installs in a bay nea
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• Microsoft Works • Quicken SE • Lotus Organizer • Microsoft Entertainment Pack No. 4 1.4.6 Notebook Expansion Capabilities Expansion capabilities built into the Extensa notebook series include: • User installable expansion RAM memory (to a maximum of 40 MB); notebook accepts either fastpage mode or EDO RAM modules. • A Cable-Connect PS/2 Numeric Keypad option, TI Part No. 2581381-0001, can be attached to the external PS/2 Port. • A parallel device can be attached to the notebook’s extern
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Memory Expansion Floppy Drive Sockets Assembly Charger/Power Supply Board Display Assembly Speaker Assembly LED/Switch Top Case Board Assembly Assembly TouchPad Assembly Main Battery Board Pentium Board Assembly CPU Hard Drive Assembly Hard Drive Hard Drive Cover Outer Cover Battery End Cover Battery Pack Floppy Drive Assembly Bottom View Figure 1-7 Notebook Assemblies 1.6.1 Cover-Display Assembly The Cover-Display Assembly contains the LCD screen and associated high voltage powe
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The Display Assembly attaches to the System Base Assembly through four top mounted screws. 1.6.2 System Base Assembly As shown in Figure 1-7, the majority of the notebook’s field-replaceable units (FRUs) are located in the system base assembly. These FRUs include: • Main Board Assembly • Hard Disk Drive Assembly • Up to two Dual Inline Memory Modules • Floppy Drive Assembly • Power Supply Board Assembly • Battery Board Assembly • Battery Pack Assembly • Top Case Assembly • Touchpad Assemb
