NEC POWERMATE ES 5200 - SERVICE, Service Manual

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3-74 Disassembly and Reassembly
Removing the Chassis Intrusion Switch — Desktop
Remove the chassis intrusion switch from a desktop system by following these
steps.
1. Turn off the system and disconnect the system power cord.
2.
Ensure that all external cables are disconnected from the front and rear of
the system.
3.
Remove the system unit cover (see “Removing the Small Desktop or
Desktop Cover”).
4.
Remove the plastic collar from the intrusion switch on the riser board (see 1
in the following figure).
5.
Remove the switch from its connector on the riser board (see 2 in the
following figure).
Freeing the Chassis Intrusion Switch — Desktop