Wang 5536 - Chapter 5 Preventive and Corrective Maintenance; Preventive Maintenance; General; Workstation Checkout

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CHAPTER 5
PREVENTIVE AND CORRECTIVE MAINTENANCE
5.1 PREVENTIVE MAINTENANCE
This section describes routine maintenance for the 5536 Workstations.
5 • 1 • 1 GENERAL
Preventive Maintenance should be performed on
prevent workstation equipment failures. The
performance of preventive maintenance follows.
a regular basis
suggested plan
to help
for the
S .1.1.1 Semi-Annualiy (Quarterly for Industrial Environments) or during an
Unscheduled Trouble Call
Cleaning: Remove power from the workstation and clean as follows.
o Dust keyboard with a soft-bristled brush.
o Clean the CRT screen, using a good quality glass cleaner and soft,
lint-free cloth.
o Wipe exterior of workstation, using a damp lint-free cloth •
o Clean connectors with a soft eraser.
'checks and Ajdustments: Apply power to the workstation and proceed as
follows.
o Check the workstation power supply voltages, as described in section
S •• 2.1.1, and adjust as required.
o Check the CRT display voltages, as described in section 5. 2.1. 2 and
adjust as required.
o Check for proper character display. Perform the Video Display
Alignment Procedure (5.2.1.3) if required.
Diagnostics: Run applicable diagnostics (section 1.3.1) to verify proper
workstation operation.
5.1.1.2 Annually (Semi-Annually for Industrial Environments)
Cables and Connectors: Check all cables and connectors for proper
seating. Loose or damaged connectors should be repaired or replated.
Switch Settings: Check all switches
required. Switch setting information
manual.
5.1.2 WORKSTATION CHECKOUT
To ensure proper operation of the
diagnostics listed in section 1.3.1
preventive maintenance procedures.
5-1
for proper setting and correct if
is located in Chapter 2 of this
workstation, run
of this manual
the workstation
after performing