Dell P145G, Service Manual

Page: 50 / 75

Steps
1. Using the alignment posts, place the power-button with optional fingerprint reader into its slot on the palm-rest and
keyboard assembly.
2. Connect the power-button with optional fingerprint-reader cable to the system board and close the latch.
Next steps
1. Install the heat sink (integrated graphics) or the heat sink (discrete graphics) , whichever applicable.
2. Install the IO board .
3. Install the left fan .
4. Install the base cover .
5. Exit Service Mode .
6. Follow the procedure in After working inside your computer .
System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer .
2. Remove the base cover .
3. Remove the battery .
4. Remove the M.2 2230 solid-state drive or M.2 2280 solid-state drive , whichever applicable.
5. Remove the wireless card .
6. Remove the left fan .
7. Remove the right fan .
8. Remove the heat sink (integrated graphics) or the heat sink (discrete graphics) , whichever applicable.
NOTE: When removing the system board as a pre-requisitive step you may remove the system board with the heat sink
installed to maintain the thermal bond between the heat sink and the system board.
50 Removing and installing components