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Chapter 3 Maintenance
The following sections describe details of some essential parts of this system unit
that you need to pay special attention to during the maintenance or upgrading
operation.
3.1 Power
Supply
Power supply is equipped at the rear of workstation fastened by some screws. So
you need to unfasten all of the screws so as to take it out for maintenance or
upgrading. Please refer to the diagram of section 2.3.
Warning:
Whenever you need to take off a part for either maintenance or
upgrading purpose, you should first switch off the power supply and
unplug the power cord.
3.2 Cooling
Fan
Please refer to the diagram of section 2.4. You have to open the chassis and
unfasten the screws to take fan out for maintenance.
The filter is suggested being replaced or cleaned at least once a month to achieve
optimum performance. Actual time span for filter replacement depends on the
working environment of the system unit.
Warning:
Do not use wet filter to sift out the dirt.
3.3 Disk
Drives
WS-843A provides one 5.25" CD-ROM, one 3.5" FDD and one 3.5" HDD. Please
refer to the diagram of section 2.2 to uninstall them.