HP Xw8400 HP xw8400 Workstation - Service and Technical Reference Guide - Page 55

Removal and replacement procedures, Observe warnings and cautions

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4 Removal and replacement procedures This chapter describes removal and replacement procedures of most internal components. ● Observe warnings and cautions on page 45 ● Service considerations on page 46 ● Customer Self Repair on page 50 ● Pre-disassembly procedures on page 50 ● System board components on page 51 ● Removing and replacing components on page 52 ● Product recycling on page 99 Observe warnings and cautions Observe the following warnings and cautions when performing the removal and replacement procedures. WARNING! Any surface or area of the equipment marked with these symbols indicates the presence of a hot surface or hot component. If this surface is contacted, the potential for injury exists. To reduce the risk of injury from a hot component, allow the surface to cool before touching. WARNING! Any surface or area of the equipment marked with these symbols indicates the presence of an electrical shock hazard. To reduce the risk of injury from electrical shock, do not open any enclosed area. WARNING! To reduce the risk of electric shock or damage to your equipment: - Do not disable the power cord grounding plug. The grounding plug is an important safety feature. - Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times. - Disconnect power from the equipment by unplugging the power cord from the electrical outlet. WARNING! To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation, setup, posture, and health and work habits for computer users, and provides important electrical and mechanical safety information. This guide is located on the Web at http://www.hp.com/ ergo and/or on the documentation CD if one is included with the product. CAUTION: Static electricity can damage the electronic components of the workstation. Before beginning these procedures, be sure you are discharged of static electricity by briefly touching a grounded metal object. ENWW Observe warnings and cautions 45

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4
Removal and replacement procedures
This chapter describes removal and replacement procedures of most internal components.
●
Observe warnings and cautions
on page
45
●
Service considerations
on page
46
●
Customer Self Repair
on page
50
●
Pre-disassembly procedures
on page
50
●
System board components
on page
51
●
Removing and replacing components
on page
52
●
Product recycling
on page
99
Observe warnings and cautions
Observe the following warnings and cautions when performing the removal and replacement
procedures.
WARNING!
Any surface or area of the equipment marked with these symbols indicates the
presence of a hot surface or hot component. If this surface is contacted, the potential for injury exists.
To reduce the risk of injury from a hot component, allow the surface to cool before touching.
WARNING!
Any surface or area of the equipment marked with these symbols indicates the
presence of an electrical shock hazard. To reduce the risk of injury from electrical shock, do not open
any enclosed area.
WARNING!
To reduce the risk of electric shock or damage to your equipment:
— Do not disable the power cord grounding plug. The grounding plug is an important safety feature.
— Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times.
— Disconnect power from the equipment by unplugging the power cord from the electrical outlet.
WARNING!
To reduce the risk of serious injury, read the
Safety & Comfort Guide
. It describes proper
workstation, setup, posture, and health and work habits for computer users, and provides important
electrical and mechanical safety information. This guide is located on the Web at
ergo
and/or on the documentation CD if one is included with the product.
CAUTION:
Static electricity can damage the electronic components of the workstation. Before
beginning these procedures, be sure you are discharged of static electricity by briefly touching a
grounded metal object.
ENWW
Observe warnings and cautions
45