4 Removal and replacement procedures
This chapter describes removal and replacement procedures of most internal components.
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Observe warnings and cautions on page 45
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Service considerations on page 46
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Customer Self Repair on page 50
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Pre-disassembly procedures on page 50
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System board components on page 51
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Removing and replacing components on page 52
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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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