Fip- 1.P5 Horizontal Band Cross Out - Oki B6500 Troubleshooting Manual

FIP- 1.P5 Horizontal band cross out

Before commencing troubleshooting, check the paper transfer course. Make sure there is no foreign
articles on the transfer course, such as staples, paper clips, scraps of paper and so on.
Step
Checking the paper condition
Have new, dry and recommended paper on.
1
Re-print the problem image.
Does the problem still occur?
Checking EP CARTRIDGE
2 Install new EP CARTRIDGE.
Has the horizontal band cross out gone?
Checking BTR ASSY
Remove BTR ASSY. (RRP8.10)
3
Check if any stains and/or wear on BTR ASSY.
Are there any stains and/or wear on BTR?
Checking ROS ASSY
4
Are the connectors on ROS ASSY surely connected?
Checking the image development process
Operate Test Print, and turn off the power of the printer
while printing.
Remove the EP CARTRIDGE with care, and check the
5 toner image formed on the drum, right before the tran-
scribe part (BTR).
Is the image on the drum completely formed?
Is the area clear and black, and easily read?
Has the horizontal band cross out gone?
Print defect
There are some extremely faint or completely non-
printed parts. Those non-printed
parts cover a wide area horizontally, perpendicular to the
paper feeding
direction.
ESS and possible causes
- EP CARTRIDGE
- HVPS/MCU (PL12.1.19)
- GUIDE ASSY CRU R (PL8.1.25)
- BTR ASSY (PL8.1.21)
- 150 FEEDER ASSY (PL5.1.1)
- ROS ASSY (PL8.1.1)
- PWBA ESS (PL12.1.13)
- FUSER ASSY (PL8.1.20)
- Heat Roll
- Pressure Roll
- MAIN MOTOR (PL11.1.2)
- GEAR ASSY HOUSING (PL11.1.3)
- CLUTCH REGI (PL5.1.23)
- 550 FEEDER ASSY (PL7.1.10)
Check
1 – 120
Chapter 1 Troubleshooting
Yes
Go to step 2. End of work
End of work Go to step3.
Replace BTR
Go to step 4.
ASSY. (RRP8.10)
Reconnect the con-
Go to step 5.
nectors.
Go to FIP1.41
Go to step 6.
HVPS/MCU.
No