Oki B6500 Series, Service Manual

Page: 37 / 616

1 – 17
Chapter 1 Troubleshooting
FIP1.7 FIP Paper Jam/Regi to Fuser
Step Check Yes No
Possible causes:
FUSER ASSY (PL8.1.20)
HVPS/MCU (PL12.1.19)
CLUTCH REGI (PL5.1.23)
BTR ASSY (PL8.1.21)
EP CARTRIDGE
GEAR ASSY HOUSING (PL11.1.3)
HARNESS ASSY FUSER (PL8.1.17)
LVPS (PL12.1.5)
150 FEEDER ASSY (PL5.1.1)
GUIDE ASSY CRU R (PL8.1.25)
1
Checking the paper condition Is the paper in the tray
crumpled or damaged?
Replace the
paper with a new
and dry one.
Go to step 2.
2
Checking paper size setup
Does the paper size in use match the size setup by
GUIDE ASSY END or by the Driver on the PC?
Go to step 3.
Replace the paper,
or change the
paper size set.
3
Checking paper position (1)
Does the front end of paper touch with Actuator Exit in
FUSER ASSY? Open COVER OPEN (PL1.1.2) to
check.
Go to step 7. Go to step 4.
4
Checking paper position (2)
Does the front end of paper go through the Heat Roll /
Pressure Roll in FUSER ASSY?
Remove EP CARTRIDGE to check.
Replace HVPS/
MCU.
(RRP12.10)
Go to step 5.
5
Checking paper position (3)
Does the front end of paper go through BTR ASSY?
Go to step 15. Go to step 6.
6
Checking paper position (4)
Does the front end of paper go between ROLL REGI
METAL (PL5.1.34) and ROLL REGI RUBBER
(PL5.1.12)?
Go to step 14. Go to step 19.
7
Checking Actuator Exit for operation
Does Actuator Exit move smoothly, when touching
Actuator Exit with a finger inserted from the exit of
FUSER ASSY, and moving it up and down?
Remove EP CARTRIDGE to check.
With tool Go to
step 8. Without
tool Go to step 9
Replace FUSER
ASSY. (RRP8.8)
8
Checking Exit Sensor for operation (1)
Does the number of Sensor/Switch Check increase,
every time Actuator Exit is pushed and released?
Check using Chapter 2 Diagnostic [Sensor /Switch
Check].
Remove EP CARTRIDGE to check.
Replace HVPS/
MCU.
(RRP12.10)
Go to step 10.
9
Checking Exit Sensor for operation (2)
Is the voltage across P/J46-5(+) and P/J46-4(-) on
LVPS, 0VDC when Actuator Exit is pushed, and
3.3VDC when released?
Remove EP CARTRIDGE to check.
Replace LVPS.
(RRP12.3)
Go to step 10.