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Troubleshooting
● Code : I-4 ● Carriers on Image
● Symptom :
Carriers On Printed Image
● Possible Cause:
High voltage of the imaging unit is abnormal.
● Troubleshooting method :
1. Check if the HVSPS high voltage output and contact point is normal.
2. If it is defective, replace the imaging unit.
HVPS2
(to engine board)
MHV_C/K
HVPS1
(to engine board)
Not used
T2 High voltage
FAN_LSU
T1_Y/M/C/K
MHV_Y/M
WASTE_FUL
L_SENSOR
<HVPS-L PBA>
SAW_PLATE
SIGNAL_HVPS_S
(to engine board)
DEVE_Y/M/C/K
FUSER_BIAS
<HVPS-S PBA>
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