Option tray controller card service check
Action Yes No
Step 1
Check all connections to the option tray controller card.
Are the properly connected?
Go to step 2. Reseat the cables.
Step 2
Check printer’s firmware level.
Is it up to date?
Go to step 3. Update the firmware.
Step 3
Replace the option tray.
Does the error remain?
Contact the next level
of support.
The problem is solved.
Symptoms
Base printer symptoms
Symptom Action
Buttons on the control panel failed to
respond
Go to “Control panel button service check” on page 110.
No display Go to “Control panel service check” on page 111.
Printer not communicating with host Go to “USB print service check” on page 112.
Machine does not POR (no power)
1 Check the power cord for continuity. Replace if necessary.
2 Make sure the nominal voltage source is within specification. See
“Electrical specifications” on page 279.
3 If the problem remains, go to “Dead machine service check” on
page 109.
Toner starvation and 31.4x error code is
displayed
Go to “Toner starvation service check” on page 111.
Print job not printing on network
attached printer
Go to “Network service check” on page 113.
Network attached printer offline
4514-630, -635, -636
Diagnostic information
108
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