Konica Minolta bizhub 4020 Service Manual page 137

Action
Step 21
Is there an ISP option installed?
Step 22
1. Reinstall the first ISP option.
2. POR the printer.
Does the error remain?
Step 23
Run a job to test the option.
Does the error remain?
Step 24
1. Upgrade the firmware if it was not upgraded in a previous
step.
Note: Contact your next level of support for the correct
firmware level to use.
2. POR the printer.
3. Send the printer a print job.
Does the error remain?
Step 25
1. Replace the faulty ISP option.
2. POR the printer.
Does the error remain?
Step 26
Are there any more ISP options to install?
Step 27
1. Install the next ISP option.
2. POR the printer.
Does the error remain?
Step 28
Run a job to test the option.
Does the error remain?
bizhub 4020/3320 Service Manual
- 136 -
Yes No
Go to step 22. The problem is
solved.
Go to step 24. Go to step 23.
Go to step 24. Go to step 26.
Go to step 25. The problem is
solved.
Go to step 31. Go to step 26.
Go to step 27. The problem is
solved.
Go to step 29. Go to step 28.
Go to step 29. Go to step 26.