Hood Sensor (Smart Cover Sensor); Front Panel I/O Device Assembly - HP xw8400 Service And Technical Reference Manual

Hood sensor (Smart Cover Sensor)

To remove the hood sensor:
1. Disconnect power from the system (
access panel
facing up.
2. Disconnect the white 1 x 3 hood sensor connector from the inline connector attached to the front
panel harness.
3. Slide the hood sensor forward.
4. Push the hood sensor down and remove it from the chassis.
Figure 4-8
To replace the hood sensor, reverse the previous steps.

Front panel I/O device assembly

To remove the front panel I/O device assembly:
1. Disconnect power from the system (
panel (Access panel on page
2. Unlatch the plastic snap that secures the cables inside the chassis and, disconnect the front panel
I/O device assembly cables from the system board.
3. Remove the screws that hold the front panel I/O device assembly and bracket to the chassis, and
remove the screws that hold the front panel I/O device assembly to the bracket.
4. Pull the front panel I/O device assembly out about two inches away from the chassis.
ENWW
(Access panel on page
Removing the hood sensor
Pre-disassembly procedures on page
58). Lay the workstation on its side with the system board
Pre-disassembly procedures on page
58) and the front bezel
53) and remove the
53). Remove the access
(Front bezel on page 59).
Removing and replacing components 61