HP Xw4200 - Workstation - 1 GB RAM, Service And Technical Reference Manual

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REMOVAL AND REPLACEMENT
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Keep work area free of nonconductive materials such as ordinary plastic assembly aids and
Styrofoam.
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Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive.
Recommended Materials and Equipment
Materials and equipment that are recommended for use in preventing static electricity include:
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Antistatic tape
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Antistatic smocks, aprons, or sleeve protectors
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Conductive bins and other assembly or soldering aids
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Conductive foam
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Conductive tabletop workstations with ground cord of one-megohm ± 10% resistance
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Static-dissipative table or floor mats with hard tie to ground
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Field service kits
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Static awareness labels
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Wrist straps and footwear straps providing one-megohm ± 10% resistance
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Material handling packages
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Conductive plastic bags
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Conductive plastic tubes
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Conductive tote boxes
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Opaque shielding bags
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Transparent metallized shielding bags
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Transparent shielding tubes
Tools and Software Requirements
To service the workstation, you might need the following equipment:
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Torx T-15 screwdriver or Flat-bladed screwdriver (can be used in place of the Torx screwdriver)
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Phillips screwdriver (to remove the rear fan, if necessary)
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Diagnostics software
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Tamper-resistant T-15 wrench (FailSafe key) or tamper-resistant bits (required if you get locked out
by the solenoid hood lock)
Screws
The screws used in the workstation are not interchangeable. The screws might have standard or metric
threads and might be of different lengths. If an incorrect screw is used during the reassembly process, it
can damage the unit. HP recommends that all screws removed during disassembly be kept with the part
that was removed, then returned to their proper locations.