Toshiba T4900CT Manual page 120

4.1 General
This section explains how to disassemble the T4900CT and replace Field Replaceable Units
(FRUs). It may not be necessary to remove all the FRUs in order to replace one. The chart
below is a guide to the FRUs which need to be removed in order to remove others. Always
start by removing the battery pack, then follow the lines on the chart to determine which FRU
you must remove next in order to repair the one you think is causing the T4900CT to operate
improperly.
Battery Pack
Optional Memory Card
Optional PCMCIA Card
Hard Disk Pack
Top cover
Keyboard
Status Indicator Panel
Backup Battery, Microphone
TFT Color LCD Display
Upper System Board
Floppy Disk Drive
Speaker, RTC Battery
Lower System Board
T4900CT
Hard Disk Drive
Power Supply Board
Sound System Board
4-1