4.Troubleshooting
107-0070BlackTHVBiasRead
DetectwhattheTHVvalueisontheTHV
Roller
InputNumeric3digits
109-0000FuserTemperatureADetectswhatthetemperatureAisonfuserInputNumeric3digits
110-0000LSUMotor1RunReadyDetectsifLSUmotor1runsatnormalspeedInputHigh[Low]
110-0060LSUMotor1RunLSUMotor1On/OffOutputOn[Off]
110-0110LSULDPower4LSULD4PowerOn/Off(black)OutputOn[Off]
110-0170LSUHsync4DetectLSUMotorHsyncSignalInputHigh[Low]
NOTE
AcronymsandAbbreviations
•DEVBias-DevelopingHighV oltageBias
•EDC-EmbeddedDiagnosticControl
•F/W–Firmware
•HVPS–HighV oltagePowerSupply
•H/W-Hardware
•LD–LaserDiode
•LSU–LaserScanningUnit
•MHV-MainHighV oltage(ChargeV oltage)
•OPC-OpticalPhotoConductor
•SCF-SecondCassetteFeeder
•THV-TransferHighVoltage
4-19Copyright©1995-2013SAMSUNG.Allrightsreserved.
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