HP Xw8400 HP xw8400 Service and Technical Reference Guide - Page 68

Removing and replacing components, Disassembly order

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Removing and replacing components This section discusses the procedures necessary to remove and install various hardware components on your workstation. Before servicing or upgrading your workstation: 1. Review the safety precautions and the Service considerations on page 50, as well as the Safety and Regulatory Information. 2. Locate and clear a suitable work area. 3. Shut down the system and remove power from the unit. 4. Gather your tools. 5. Remove and security devices. 6. Service your unit. 7. Restore power to your unit. NOTE Prior to removing and replacing a component, make sure you remove all installed components that obstruct or prevent the removal of the component. If you are unsure how to remove a particular component, please do one of the following: 1. Refer to the appropriate section in this chapter. 2. If the content you desire is not referenced in this chapter, see www.hp.com/support/ xw8400_manuals and look under "Setup and Install - General" for instructions. 3. See the manufacturer's web site for instructions for a third party (non-HP) component. Disassembly order Use the following table to determine the sequence in which to remove the major components. Pre-cisassembly ( Predisassembly procedures on page 55) Locks (Removing the security lock (optional) on page 59) Access panel (Access panel on page 60) Hood sensor (Hood sensor (Smart Cover Sensor) on page 63) Front bezel (Front bezel on page 61) Front panel I/O device assembly (Front panel I/O device assembly on page 63) 58 Chapter 4 Removal and replacement procedures ENWW

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Removing and replacing components
This section discusses the procedures necessary to remove and install various hardware components
on your workstation.
Before servicing or upgrading your workstation:
1.
Review the safety precautions and the
Service considerations
on page
50
, as well as the
Safety
and Regulatory Information
.
2.
Locate and clear a suitable work area.
3.
Shut down the system and remove power from the unit.
4.
Gather your tools.
5.
Remove and security devices.
6.
Service your unit.
7.
Restore power to your unit.
NOTE
Prior to removing and replacing a component, make sure you remove all installed
components that obstruct or prevent the removal of the component.
If you are unsure how to remove a particular component, please do one of the following:
1. Refer to the appropriate section in this chapter.
2. If the content you desire is not referenced in this chapter, see
www.hp.com/
support/
xw8400_manuals
and look under “Setup and Install – General” for instructions.
3. See the manufacturer’s web site for instructions for a third party (non-HP) component.
Disassembly order
Use the following table to determine the sequence in which to remove the major components.
Pre-cisassembly (
Pre-
disassembly procedures
on page
55
)
Locks (
Removing the
security lock (optional)
on page
59
)
Access panel (
Access panel
on page
60
)
Hood sensor (
Hood sensor
(Smart Cover Sensor)
on page
63
)
Front bezel (
Front bezel
on page
61
)
Front panel I/O device assembly (
Front
panel I/O device assembly
on page
63
)
58
Chapter 4
Removal and replacement procedures
ENWW