HP xw3400 HP xw3400 Workstation - Service and Technical Reference Guide - Page 100

Power supply

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Power supply WARNING! Voltage is always present on the system board when the workstation is plugged into an active AC outlet. To avoid possible personal injury and damage to the equipment the power cord should be disconnected from the workstation and/or the AC outlet before opening the workstation. 1. Prepare the workstation for disassembly (Preparation for disassembly on page 59). 2. Remove the access panel and rotate the workstation so the system board is parallel to the table to make it easier to work on (Access panel on page 61). 3. Disconnect all power cables from the mass storage devices and from the system board. 4. Remove the screws that connect the power supply to the chassis (1). 5. Pull the power supply towards the front of the chassis then, lift the power supply from the chassis (2). To install the power supply, reverse the removal procedure. 90 Chapter 7 Removal and replacement procedures ENWW

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Power supply
WARNING!
Voltage is always present on the system board when the workstation is plugged into an
active AC outlet. To avoid possible personal injury and damage to the equipment the power cord should
be disconnected from the workstation and/or the AC outlet before opening the workstation.
1
.
Prepare the workstation for disassembly (
Preparation for disassembly
on page
59
).
2
.
Remove the access panel and rotate the workstation so the system board is parallel to the table to
make it easier to work on (
Access panel
on page
61
).
3
.
Disconnect all power cables from the mass storage devices and from the system board.
4
.
Remove the screws that connect the power supply to the chassis (1).
5
.
Pull the power supply towards the front of the chassis then, lift the power supply from the chassis (2).
To install the power supply, reverse the removal procedure.
90
Chapter
7
Removal and replacement procedures
ENWW