Ricoh G104 - Light Print; Missing Cmy Color

TROUBLESHOOTING GUIDE
G104 4-22 SM
4.3.3 MISSING CMY COLOR
Symptom Possible cause Necessary actions
Defective PCU Replace the PCU.
Loose connection between
printer cartridge and engine
board (EGB)
Replace the drum positioning
cover. (3.2.1)
Transfer belt not contacting
PCU
Check the belt tension unit.
Defective the color OPC
motor
Replace the color OPC
motor.
C, M, or Y is missing.
Defective engine board
(EGB)
Replace the engine board
(EGB).
4.3.4 LIGHT PRINT
Symptom Possible cause Necessary actions
Loose connection between
transfer roller and high
voltage supply unit
Check the connection
between the transfer roller
and the high voltage supply
unit.
Dust in the laser beam path Clean the laser beam path.
Transfer belt not contacting
PCU
Check the transfer unit.
Defective PCU Replace the PCU.
Defective transfer roller Repair the transfer roller.
Defective fusing unit Replace the fusing unit.
Printed images are too weak.
Defective engine board
(EGB)
Replace the engine board
(EGB).
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA