Solve problems checklist
Table 2-1 Basic problem solving
Problem Cause Solution
When the product is connected to a
correctly grounded power source, the
control panel does not illuminate and the
main motor does not rotate.
No power to the product. 1. Verify that the power switch is turned
on.
2. Verify that the power cable is
correctly connected to the outlet and
the product.
3. Verify that the power outlet has the
correct voltage.
The product has an internal power failure. Check the internal cable connections for
loose connections.
The formatter is defective. Replace the formatter.
The Low Voltage Power Supply is
defective.
Replace the Low Voltage Power Supply.
The High Voltage Power Supply is
defective.
Replace the High Voltage Power Supply.
The engine controller PCA is defective. Replace the engine controller PCA.
When turned on, the control panel
illuminates, but the main motor does not
rotate.
The toner-cartridge door is open. Close the toner-cartridge door.
A page is jammed in the paper path. Clear all paper from the paper path, and
make sure that all sensors are working
correctly.
The cable is not connected correctly. Reconnect the motor cable.
The motor is not mounted correctly in the
product chassis.
Verify that the motor is connected
correctly and that it rotates freely.
The engine controller PCA is defective. Replace the engine controller PCA.
The feed motor is defective. Replace the motor.
The product turns on and the motor
rotates, but the control-panel lights do not
illuminate.
The control panel is disconnected, or the
connection is not secure.
Verify that the control panel USB cable is
connected to the formatter.
The product firmware is out of date or
corrupted.
Update the product firmware.
The control panel is defective. Replace the control panel.
The formatter is defective. Replace the formatter.
The product is on, but the control-panel
indicates that the product is not in the
"ready" state.
The product has an internal error that was
detected during the Power-On Self-Test
sequence.
Consult the list of control-panel messages
to identify and correct the error.
40 Chapter 2 Solve problems ENWW
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