HP Xw9400 HP xw9400 Workstation - Service and Technical Reference Guide - Page 77

Power button assembly and system speaker,

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Power button assembly and system speaker The power button and the system speaker are part of the same assembly. To remove the power button: 1. Disconnect power from the system (Pre-disassembly procedures on page 55) and remove the access panel (Access panel on page 63). 2. Remove the front bezel (Front bezel on page 64) and the front panel I/O device assembly (Front panel I/O device assembly on page 66). 3. Disconnect the power button assembly cable from the system board. 4. Disconnect the speaker wire and the hood sensor from the inline connectors on the power button assembly cable. 5. Remove the screw (1) that secures the power button assembly to the chassis. 6. Dislodge the metal clip from the chassis by rocking the power button back and forth. Then slide the power button assembly (2) out from the front of the chassis. Figure 5-10 Removing the power button assembly To remove the speaker: 1. Disconnect the speaker cable from the in-line front panel I/O device assembly cable, if you have not already done so. ENWW Removing and replacing components 67

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Power button assembly and system speaker
The power button and the system speaker are part of the same assembly.
To remove the power button:
1.
Disconnect power from the system (
Pre-disassembly procedures
on page
55
) and remove the
access panel (
Access panel
on page
63
).
2.
Remove the front bezel (
Front bezel
on page
64
) and the front panel I/O device assembly (
Front
panel I/O device assembly
on page
66
).
3.
Disconnect the power button assembly cable from the system board.
4.
Disconnect the speaker wire and the hood sensor from the inline connectors on the power button
assembly cable.
5.
Remove the screw
(1)
that secures the power button assembly to the chassis.
6.
Dislodge the metal clip from the chassis by rocking the power button back and forth. Then slide
the power button assembly
(2)
out from the front of the chassis.
Figure 5-10
Removing the power button assembly
To remove the speaker:
1.
Disconnect the speaker cable from the in-line front panel I/O device assembly cable, if you have
not already done so.
ENWW
Removing and replacing components
67