Usb Board Removal; Rtc Battery Removal; Sound Board Removal; System Board Removal - Toshiba Satellite A20 Series Field Replaceable Unit Documentation

FIELD REPLACEABLE UNIT DOCUMENTATION

USB BOARD REMOVAL

M2.5x6 black flat head screws
1. Disconnect the USB board cable from PJ2029 on
the USB board.
2. Remove two M2.5x6 black flat head screws securing
the USB board.
3. Lift out the USB board and disconnect the USB harness.

SOUND BOARD REMOVAL

Sound board
1. Remove one M2.5x6 black flat head screw securing
the sound board.
2. Gently lift up the sound board and disconnect the two
sound I/F cables from PJ2901/2902 on the sound board.
.
Satellite
A20 Series
USB board
cable
PJ2029
USB board
Sound I/F
cables
M2.5x6 black flat head screw
TOSHIBA
Tough Enough for Today's World.
TM

RTC BATTERY REMOVAL

PJ9999
RTC battery
1. Disconnect the RTC battery cable from PJ9999 on
the system board.
3. Lift out the RTC battery.

SYSTEM BOARD REMOVAL

Switch
board
cable
PJ2026
PJ2028
USB board cable PJ4002
1. Disconnect the DC IN jack from PJ8800 and the
switch board cable from PJ2026 on the
system board.
2. Disconnect the sound I/F cables from PJ2903/2904
and the USB board cable from PJ2028 on the
system board.
RTC cable
USB harness Sound I/F cables
DC-In
jack
PJ8800
PJ2904
PJ2903