Interlock Relay Failure Rap - Xerox DocuColor 12/DCCS50 Service Manual

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A
Replace the Main Power Switch
(PL
9.1).
Reissue
DocuColor 12/DCCS50

Interlock Relay Failure RAP

This RAP is used to repair +24 VDC Interlock Relay (located on the AC Driver PWB) Failures.
Initial Actions
Refer to BSD 1.4, Power Interlock Switching, in the following procedure:
Procedure
Perform the following:
Go to
Figure 7
(BSD 1.4) and check that the fuses F1, F2 and F5 on the AC Driver PWB
are OK.
Check that +5 VDC is available at P/J19-4 on the AC Driver PWB.
+5 VDC is measured at P/J19-4 on the AC Driver PWB.
Y
N
Go to the
+5 VDC Power (IOT LVPS)
+24 VDC is measured at P/J45-5 on the Distribution PWB.
Y
N
Go to the
+24 VDC Power (IOT LVPS)
Cheat the Front Door Interlock Switch. +24 VDC is measured at P/J14-10 on the AC Driver
PWB.
Y
N
Go to
Flag 3
on BSD 1.4, and perform the following:
Check for an open circuit between P/J45-5 on the Distribution PWB and P/J14-10
on the AC Driver PWB.
Replace the Front Door Interlock Switch
Perform the following:
Go to
Flag 2
on BSD 1.4,and check for an open circuit.
Replace the AC Driver PWB
(PL
Replace the IOT Drive PWB
(PL
1/05
AC Power RAP, Interlock Relay Failure RAP
2-11
RAP.
RAP.
(PL
9.1).
9.3).
9.2).
Status Indicator RAPs

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