Xerox DocuColor 12/DCCS50

1/05
2-11
DocuColor 12/DCCS50
AC Power RAP, Interlock Relay Failure RAP
Status Indicator RAPs
Reissue
Replace the Main Power Switch (PL 9.1).
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.
YN
Go to the +
5 VD
C Power (IOT LVPS) RAP.
+24 VDC is measured at P/J45-
5 on the Distribution PWB.
YN
Go to the +
24 V
DC Power (IOT LVPS) RAP.
Cheat the Front Door Interlock Switch. +24 VDC is measured at P/J14
-10 on the AC Driver
PWB.
YN
Go to F
lag 3 on BS
D 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 (PL 9.
1).
Perform the following:
•Go to Flag 2
on BSD 1.4,and check for an open circuit.
• Replace the AC Driver PWB (PL 9.3).
• Replace the IOT Drive PWB (PL 9.2).
A