Dell Latitude 3400 Service Manual - Page 72

Power-button board, Removing the power button board with optional fingerprint reader

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Next steps 1. Replace the battery 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Power-button board Removing the power button board with optional fingerprint reader Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD memory card. 3. Remove the base cover. 4. Remove the battery. 5. Remove the system fan. 6. Remove the display assembly. Steps 1. Open the latch, and disconnect the power button board cable and fingerprint cable from the system [1]. 2. Unroute the cables from the palmrest and keyboard assembly [2]. 3. Peel the conductive tape off the power button board [3]. 72 Removing and installing components

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Next steps
1.
Replace the
battery
2.
Replace the
base cover
3.
Replace the
SD memory card
4.
Follow the procedure in
after working inside your computer
Power-button board
Removing the power button board with optional fingerprint reader
Prerequisites
1.
Follow the procedure in
before working inside your computer
.
2.
Remove the
SD memory card
.
3.
Remove the
base cover
.
4.
Remove the
battery
.
5.
Remove the
system fan
.
6.
Remove the
display assembly
.
Steps
1.
Open the latch, and disconnect the power button board cable and fingerprint cable from the system [1].
2.
Unroute the cables from the palmrest and keyboard assembly [2].
3.
Peel the conductive tape off the power button board [3].
72
Removing and installing components