Xerox WorkCentre Pro 423 Service Manual page 157

A2-1 DADF Document Jam (Regi. Section) (BSD
5.4)
Chain Link Codes for Check
l [Chain5 Func65] DADF READ SENSOR
l [Chain5 Func69] DADF REGI SENSOR
Check Items
l Supply voltage drop at customer
l Check the circuit between each Sensor and DADF CONT
PWB. If no problem is found, replace the READ
SENSOR(PL10.6). If the problem is not cleared, replace the
REGI SENSOR.(PL10.6)
A2-2 DADF Document Jam (Regi. Section) (BSD 5.3
5.4)
Chain Link Codes for Check
l [Chain5 Func57] DADF FEED IN/REGI MOTOR
l [Chain5 Func65] DADF READ SENSOR
l [Chain5 Func69] DADF REGI SENSOR
Check Items
l READ SENSOR defect
l REGI SENSOR defect
l TRANSPORT ROLL rotation error
l REGI ROLL rotation error
l FEED IN/REGI MOTOR defect
l BELT missing or cut
l SENSOR actuator broken or missing
l ROLL dirty or worn
WorkCentre Pro 423/428
A2-3 DADF Document Jam (Regi. Section) (BSD 5.3
5.4)
Chain Link Codes for Check
l [Chain5 Func51] DADF READ EXIT MOTOR
l [Chain5 Func57] DADF FEED IN/REGI MOTOR
l [Chain5 Func65] DADF READ SENSOR
l [Chain5 Func69] DADF REGI SENSOR
Check Items
l READ SENSOR defect
l REGI SENSOR defect
l TRANSPORT ROLL rotation error
l REGI ROLL rotation error
l INVERT/EXIT ROLL rotation error
l READ EXIT MOTOR
l FEED IN/REGI MOTOR defect
l BELT missing or cut
l SENSOR actuator broken or missing
l ROLL dirty or worn
A2-4 DADF Document Jam (Regi. Section) (BSD 5.3
5.4)
Chain Link Codes for Check
l [Chain5 Func51] DADF READ EXIT MOTOR
l [Chain5 Func57] DADF FEED IN/REGI MOTOR
l [Chain5 Func66] DADF EXIT/REVERSE SENSOR
Check Items
l EXIT/REVERSE SENSOR defect
l READ ROLL rotation error
l TRANSPORT ROLL rotation error
l BELT missing or cut
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
03/02
2-125
A3-1 DADF Document Jam (Ejection Section) (BSD
5.4)
Chain Link Codes for Check
l [Chain5 Func66] DADF EXIT/REVERSE SENSOR
Check Items
l Supply voltage drop at customer
l Check the circuit between EXIT/REVERSE SENSOR and
DADF CONT PWB. If no problem is found, replace the
EXIT/ REVERSE SENSOR. (PL10.6)
A3-2 DADF Document Jam (Ejection Section) (BSD
5.3 5.4)
Chain Link Codes for Check
l [Chain5 Func51] DADF READ EXIT MOTOR
l [Chain5 Func57] DADF FEED IN/REGI MOTOR
l [Chain5 Func69] DADF REGI SENSOR
l [Chain5 Func81] DADF EXIT/REVERSE SOLENOID
Check Items
l REGI SENSOR defect
l FLAP GUIDE operation error
l EXIT/REVERSE SOLENOID operation error
l INVERT EXIT ROLL rotation error
l FEED IN ROLL rotation error
l READ EXIT MOTOR defect
l FEED IN/REGI MOTOR
l BELT missing or cut
l SENSOR actuator broken or missing
l ROLL dirty or worn
Level 2 Troubleshooting
CHAPTER 2 TROUBLESHOOTING