hp workstations zx6000, hp server rx2600 - operation and maintenance guide

Installing or Replacing Parts and Accessories
Pre-Removal/Replacement Information
Chapter 2
36
Pre-Removal/Replacement Information
This section provides information that is prerequisite to parts removal and replacement.
The topics covered are:
• Power and EMI Warning and Note
• Tools Required
• Electrostatic Discharge (ESD) Precautions
Power and EMI Warning and Note
Your safety is important when working on our systems so please take the time to read
the following warning. There are also certain regulations that need to be followed when
operating this system, so please read the subsequent note.
WARNING For most of the installation and removal procedures in this chapter, you must
power off the workstation and unplug the workstation power cord from the AC
power outlet.
NOTE To maintain FCC/EMI (Electromagnetic Interference — EMI) compliance, verify that all
covers are replaced and that all screws are properly seated after you replace
components.
Tools Required
Use the following tools to remove or replace system components (for example, hard disk
drives, optical drives, processors, etc.):
• Light-duty flat blade screwdriver with 6-inch (152mm) blade
• T-15 Torx driver
• Special processor tool (Part Number A7231-04046; shipped with processor upgrade)
• ESD equipment (see the subsequent section “Electrostatic Discharge (ESD)
Precautions” in the subsequent section)
Electrostatic Discharge (ESD) Precautions
To prevent damage to this system, observe all of the following ESD precautions while
performing the system parts removal/replacement procedures:
• Work on a static-free mat.
• Wear a static strap to ensure that any accumulated electrostatic charge is
discharged from your body to ground.
• Create a common ground for the equipment you are working on by connecting the
static-free mat, static strap and peripheral units to that piece of equipment.
• Keep uninstalled printed circuit boards in their protective antistatic bags.
• Handle printed circuit boards by their edges, once you have removed them from their
protective antistatic bags.