Oki B6500

1 – 54
Chapter 1 Troubleshooting
FIP1.33 INTERLOCK S/W 5V, SWITCH I/L ASSY
Step Check Yes No
Possible causes:
INTERLOCK S/W 5V (PL8.1.12)
SWITCH I/L ASSY (PL1.1.11)
HARNESS ASSY ROS (PL8.1.2)
HARNESS ASSY LVPS (PL12.1.1)
LVPS (PL12.1.5)
HVPS/MCU (PL12.1.19)
1
Checking INTERLOCK S/W 5VL
Remove INTERLOCK S/W 5VL.
Is P/J142-1 and P/J142-3 continuous, when INTER-
LOCK S/W 5V is pushed, and not when released?
Go to step 2.
Replace INTER-
LOCK S/W 5VL.
(RRP8.5)
2
Checking SWITCH I/L ASSY
Remove INTERLOCK S/W 5VR.
Is P/J144-1 and P/J144-3 continuous, when INTER-
LOCK S/W 5VR is pushed, and not when released?
Go to step 3.
Replace SWITCH I/
L ASSY. (RRP1.6)
3
Checking HARNESS ASSY LVPS for continuity
Disconnect P/J141, P/J142 and P/J144 of HARNESS
ASSY LVPS.
Is there continuity between
J141-3 and P142-1?
J141-1 and P144-3?
J142-3 and P144-1?
Go to step 4.
Replace HAR-
NESS ASSY LVPS.
4
Checking HARNESS ASSY ROS for continuity
Disconnect P/J141, P/J14 and P/J140 of HARNESS
ASSY ROS.
Is there continuity between
P141-1 and J141-1?
P141-3 and P140-8?
Go to FIP1.24
LVPS.
Replace HAR-
NESS ASSY ROS.