Power Switch Assembly - HP ProDesk 400 G3 Small Form Factor Maintenance And Service Manual

Power switch assembly

The power switch assembly is attached to the front of the chassis under the drive cage.
1. Prepare the computer for disassembly
2. Remove the access panel
3. Remove the front bezel
4. Remove the drive cage
5. From inside the chassis, disconnect the cable from the system board connector labeled PB/LED (1).
6. Press the tab on the left side of the power switch (2).
7. Pull the power switch out the front of the chassis while threading the cable through the hole in the front
of the chassis (3).
To install the power switch assembly, first insert the cable through the hole from the front of the chassis.
After inserting the cable, place the bottom of the assembly into the slot, and then rotate the top up until it
snaps into place.
(Preparation for disassembly on page
(Access panel on page
(Front bezel on page 18).
(Drive cage on page 24).
18).
17).
Power switch assembly 43