System Unit Cover Removal; Removing The System Unit Cover - NEC POWERMATE 5100 Service Manual

Before handling boards or chips, ground yourself to release
static.

System Unit Cover Removal

The following subsections describe how to remove and replace the system unit
cover.
Note:
chassis intrusion is reported to the Client Manager whenever
the cover is removed. When this occurs, a LANDesk Client
Manager Notification message displays every time the
system is turned on. Close the window to remove the
message from the screen. To prevent the message from
appearing again, clear the message from the system (launch
LANDesk Client Manager, open the Tools menu, click
PC Health
Electrostatic discharge can damage computer components.
Discharge static electricity by touching a metal object before

removing the system unit cover.

Removing the System Unit Cover
Remove the system unit cover as follows.
Before removing the system unit cover, turn off the power
and unplug the system power cable. Power is removed only
when the power cable is unplugged.
1. Turn off and unplug the system unit.
2. Unplug the keyboard, mouse, monitor, and any other device (such as a printer)
connected to the back of the system.
3. Loosen the thumb screw on the back of the system unit (see the following figure).
! CAUTION
For systems with LANDesk
Clear
, and click ).
! CAUTION
!
WARNING
®
Client Manager, a
Disassembly and Reassembly 3-3