Oki B6500 Series, Service Manual

Page: 104 / 616

1 – 84
Chapter 1 Troubleshooting
FIP3.3 Paper Jam/Exit to OCT
Step Check Yes No
Possible causes:
HVPS/MCU (PL12.1.19)
SENSOR OCT (PL23.1.30)
ACTUATOR OCT (PL23.1.31)
ROLL OCT LOWER (PL23.1.16)
ROLL OCT UPPER (PL23.1.36)
ROLL PINCH (PL23.1.34)
MOTOR ASSY OCT (PL23.1.6)
1 Does Error occur, when the power is turned ON? Go to step 2. Go to step 4.
2
Checking the paper at ACTUATOR OCT
Open COVER REAR.
Does the paper remain at ACTUATOR OCT? Remove the
paper, and then
go to step 3.
Go to FIP3.13
SENSOR OCT.
3 Does Error occur, when the power is turned ON?
Go to FIP3.13
SENSOR OCT.
Go to step 4.
4
Run a test print.
Remove Option OCT, and then reinstall it.
Does Error still occur, when Test Printing is run in OCT
mode?
Go to step 5. End of work
5
Checking transmission of driving force
Do ROLL OCT LOWER, ROLL OCT UPPER and every
GEAR rotate smoothly?
Remove COVER OCT (RRP23.4), and turn ROLL OCT
LOWER, ROLL OCT UPPER and every GEAR with a
finger to check.
Go to step 6.
Replace the parts
disturbing rotation.
6
Checking paper transfer at ROLL OCT LOWER and
ROLL PINCH
Insert paper between ROLL OCT LOWER and ROLL
PINCH from lower portion of Option OCT.
Is the paper transferred smoothly, when turning GEAR
19/ 37 (PL23.1.8) counterclockwise with a finger?
Go to step 7.
Replace the roll
disturbing transfer.
7
Checking MOTOR ASSY OCT
Does MOTOR ASSY OCT rotate normally?
Check using Chapter 2 Diagnostic [OCT Motor Test]. Replace HVPS/
MCU.
(RRP12.10)
Go to FIP3.9
MOTOR ASSY
OCT.