Steps For Removal And Replacement Of Components; Disassembly Order - HP xw4400 Service And Technical Reference Manual

Steps for removal and replacement of components

This section discusses the procedures necessary to remove and install various hardware components
on your workstation. Review the safety and precautions and the
well as the Safety and Regulatory Information, before servicing or upgrading your system.
1. Read all safety information and precautions.
2. Locate and clear a suitable work area.
3. Shut down the system and remove power from the unit.
4. Gather your tools.
5. Service your unit.
6. Restore power to your unit.

Disassembly order

Use the following table to determine the sequence in which to remove the major components.
Predisassembly
(Predisassembly
procedures on page
Locks (Security lock
(optional) on page 64
ENWW
60)
)
Side access panel (Side access panel
on page 66)
Hood sensor (Hood sensor
(Smart cover sensor)
on page 68)
Front bezel (Front Bezel
on page 67)
Power supply
supply on page
System fan (System fan
assembly on page
Front panel I/O device assembly
panel I/O device assembly on page
Power button and front
speaker (Power button
on page 71)
Optical drive (Optical drive
(Minitower position)
on page 86)
Diskette drive (Diskette
drive (optional)
on page 90)
Bezel blanks (Bezel
blanks on page 67)
(Power
72)
73)
Steps for removal and replacement of components
Service considerations on page
(Front
69)
54, as
63