Texas Instruments TravelMate 5000 Series Maintenance Manual page 6

5 Field Service
vi Contents
4.2.4 . . . PCMCIA Modem Problems . . . . . . . . . . . . . . . . . . 4-10
4.2.5 . . . Fault Isolation Using Diagnostics . . . . . . . . . . . . 4-10
5.1 . . . . Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
5.2 . . . . Preventive Maintenance. . . . . . . . . . . . . . . . . . . . . . . 5-1
5.2.1 . . . Cleaning the Computer . . . . . . . . . . . . . . . . . . . . 5-1
5.2.2 . . . Protecting the Disk Drives . . . . . . . . . . . . . . . . . . 5-1
5.2.3 . . . Handling the Computer Battery Packs . . . . . . . . . 5-2
5.2.4 . . . Restoring System Software . . . . . . . . . . . . . . . . . . 5-2
5.3 . . . . Required Tools and Equipment . . . . . . . . . . . . . . . . 5-2
5.4 . . . . Notebook Field-Replaceable Parts and Assemblies . . . 5-3
5.4.1 . . . Cover-Display Assembly. . . . . . . . . . . . . . . . . . . . 5-4
5.4.2 . . . System Base Assembly. . . . . . . . . . . . . . . . . . . . . 5-6
5.5 . . . . Notebook Sub-Assembly Removal and
. . . . . . . Replacement Procedures . . . . . . . . . . . . . . . . . . . . . . 5-9
5.5.1 . . . Removing/Replacing the Notebook
. . . . . . . Battery Pack . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
5.5.2 . . . Removing/Replacing PCMCIA Options . . . . . . . . . 5-10
5.5.3 . . . Removing/Replacing the Keyboard Assembly . . . . 5-10
5.5.4 . . . Removing/Replacing the Hard Drive Assembly. . . 5-12
5.5.5 . . . Removing/Replacing Expansion RAM Boards. . . . 5-13
5.5.6 . . . Opening/Replacing the Base Cover Assembly. . . . 5-14
5.5.7 . . . Removing/Replacing the Keyscan Board . . . . . . . 5-16
5.5.8 . . . Removing/Replacing the IR Board . . . . . . . . . . . . 5-17
5.5.9 . . . Removing/Replacing the Floppy Drive . . . . . . . . . 5-18
5.5.10 . . Removing/Replacing the LED Board . . . . . . . . . . 5-19
5.5.11 . . Removing/Replacing the Sleep Switch Board . . . . 5-20
5.5.12 . . Removing/Replacing the Sound/PCMCIA Board . 5-21
5.5.13 . . Removing/Replacing the Main Board . . . . . . . . . . 5-22
5.5.14 . . Removing/Replacing the Display Bezel. . . . . . . . . 5-24
5.5.15 . . Removing and Replacing the DAB Board . . . . . . . 5-25
5.5.16 . . Removing and Replacing the LCD
. . . . . . . Cover Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
5.6 . . . . Removing/Replacing the Inverter Board . . . . . . . . . . 5-28