Rep 18.1.2 Hvps - Xerox WorkCentre 5021 Service Documentation

Figure 4 j0lj41804
3. Turning ON the power switch will cause 016-334 (NVM Data Mismatch) to be displayed.
(The Billing/Meter is stored in the EEP ROM at 2 locations. Since the ESS/MCU PWB is a
new one, it contains a different value.)
To take corrective action, enter the Diag Mode and input Clain-Link number '621-400' to
perform NVM matching.
For more details on the procedure, refer to
Counter (621-400)].
Repairs and Adjustments
REP 18.1.1, REP 18.1.2
[6.4.2.15 Checking and Repairing the Billing

REP 18.1.2 HVPS

Parts List on PL 18.1
Removal
When turning OFF the power switch, check that the 'Data' lamp is OFF and that there is
no Job in progress.
Turn OFF the power switch and make sure that the screen display turns OFF.
Check that the power switch is OFF and unplug the power plug.
Static electricity may damage electrical parts.
Static electricity may damage electrical parts. Always wear a wrist band during servicing. If a
wrist band is not available, touch some metallic parts before servicing to discharge the static
electricity.
Do not get yourself hurt by a soldered portion on the back of the PWB.
1. Remove the Rear Cover. (REP
2. Remove the HVPS. (Figure 1)
(1) Disconnect the connector.
(2) Remove the screw (x4).
(3) Remove the HVPS.
Replacement
1. To install, carry out the removal steps in reverse order.
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WARNING
CAUTION
CAUTION
19.2.1)
Figure 1 j0lj41805
WorkCentre 5021/5019
Initial Issue