Steps For Removing And Replacing Components; Disassembly Order - HP xw4550 Service And Technical Reference Manual

Steps for removing and replacing 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.
Follow these safety and procedural steps when servicing your workstation:
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 workstation.
6. Restore power to your workstation.

Disassembly order

Use the following table to determine the sequence in which to remove the major components.
Predisassembly
(Predisassembly
procedures on page
Locks (The optional
security lock on page 61
60 Chapter 4 Removal and replacement procedures
57)
)
Side access panel (Side access panel
on page 62)
Hood sensor (Optional
hood sensor (Smart cover
sensor) on page
Front bezel (Front Bezel
on page 63)
Power supply
supply on page
64)
Front panel I/O device assembly
panel I/O device assembly on page
Power button and front
speaker (Power button
on page 68)
Optical drive (Optical drive
(minitower configuration)
on page 84)
Diskette drive (Diskette
drive (optional)
on page 90)
Bezel blanks (Bezel
blanks on page 64)
(Power
69)
Service considerations on page
(Front
66)
52, as
ENWW