Table of Contents
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● Code : I-4
● 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)
HVPS1
(to engine board)
Not used
SAW_PLATE
FUSER_BIAS
Troubleshooting
● Carriers on Image
T2 High voltage
MHV_Y/M
FAN_LSU
<HVPS-L PBA>
WASTE_FUL
L_SENSOR
<HVPS-S PBA>
4-187
T1_Y/M/C/K
MHV_C/K
DEVE_Y/M/C/K
SIGNAL_HVPS_S
(to engine board)
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Table of Contents
Troubleshooting
