Action Yes No
Step 22
a Reinstall the first optional ISP.
b Reset the printer.
Does the problem remain?
Go to step 24. Go to step 23.
Step 23
Perform a job to test the option.
Does the problem remain?
Go to step 24. Go to step 26.
Step 24
a 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.
b Reset the printer.
c Perform a print job.
Does the problem remain?
Go to step 25. The problem is
solved.
Step 25
a Replace the faulty optional ISP.
b Reset the printer.
Does the problem remain?
Go to step 31. Go to step 26.
Step 26
Verify if there are more optional ISPs to install.
Are there more optional ISPs to install?
Go to step 27. The problem is
solved.
Step 27
a Install the next optional ISP.
b Reset the printer.
Does the problem remain?
Go to step 29. Go to step 28.
Step 28
Perform a job to test the option.
Does the problem remain?
Go to step 29. Go to step 26.
3400-48x
Diagnostics and troubleshooting
164
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