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Confidential
■ Error code 48
Black drum unit is at the end of life.
Error code 49
Yellow drum unit is at the end of life.
Error code 4A
Magenta drum unit is at the end of life.
Error code 4B
Cyan drum unit is at the end of life.
Error code 4C
The black drum unit will reach the end of life soon.
Error code 4D
The yellow drum unit will reach the end of life soon.
Error code 4E
The magenta drum unit will reach the end of life soon.
Error code 4F
The cyan drum unit will reach the end of life soon.
This error does not usually occur in the normal use. The conceivable causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
<User Check>
- Turn OFF the power switch, and turn it ON again after a while.
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Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
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