Action Yes No
Step 6
a Make sure that the paper exit fan cable is properly connected.
b Check the paper exit fan for damage, and replace if necessary. See
“Paper exit fan removal” on page 360.
Does the problem remain?
Go to step 7. The problem is solved.
Step 7
a Make sure that the fuser is properly installed.
b Make sure that the fuser cable is properly connected.
c Check the fuser for damage, and replace if necessary. See “Fuser
removal” on page 279.
Does the problem remain?
Go to step 8. The problem is solved.
Step 8
Check the induction heater.
Is it working properly?
Go to step 10. Go to step 9.
Step 9
a Make sure that the induction heater cable is properly connected.
b Check the induction heater for damage, and replace if necessary. See
“Induction heater removal” on page 279.
Does the problem remain?
Go to step 10. The problem is solved.
Step 10
a Make sure that the induction heater power supply is properly
installed.
b Check the induction heater power supply cable connections, and
reseat if necessary.
Does the problem remain?
Go to step 11. The problem is solved.
Step 11
Check the engine controller board pins for damage, and replace if
necessary. See
“Engine controller board removal” on page 353.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
7421
Diagnostic information
151
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