1. C510X
Main HVT error
Check the Firmware version and version up to above FW PACK V3.07.
Please check the following a-f, when a problem is not solved.
a. Remove the DRUM unit from machine.
b. Check the drum rotation (refer to Fig1)
In case of no rotation, replace the drum unit
c. Check rotation of the drum spiral roller (refer to Fig2)
In case of no rotation, replace the drum unit.
d. Check the poor connection of cleaning lamp connector.
e. Replace the HVT PCB.
f. Replace the engine PCB.
<Fig2 Check Spiral Roller Rotation
Check whether the spiral roller is rotating when turning the drum manually.
Spiral roller
C510X
<Fig1 Check Drum Rotation>
Turn it below direction.
81
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