Xerox WorkCentre Pro 423 Service Manual page 159

F4-21 FINISHER REVERSE SENSOR Jam (BSD
12.5)
Chain Link Codes for Check
l [Chain12 Func2] FINISHER REVERSE SENSOR
l [Chain12 Func21] FINISHER TRANSFER MOTOR
l [Chain12 Func31] FINISHER REVERSE MOTOR
Check Items
l FINISHER REVERSE SENSOR defect
l FINISHER REVERSE MOTOR defect
l REVERSE ROLL rotation error
l FINISHER TRANSFER MOTOR defect
l TRANSFER ROLL rotation error
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
F4-22 FINISHER REVERSE SENSOR Jam (BSD
12.5)
Chain Link Codes for Check
l [Chain12 Func2] FINISHER REVERSE SENSOR
l [Chain12 Func32] FINISHER FEED MOTOR
Check Items
l FINISHER REVERSE SENSOR defect
l FINISHER FEED MOTOR defect
l FEED ROLL rotation error
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
F4-26 FINISHER REVERSE SENSOR Jam (BSD
12.5)
Chain Link Codes for Check
l [Chain12 Func2] FINISHER REVERSE SENSOR
Check Items
l Supply voltage drop at customer
l Check the circuit between the FINISHER REVERSE
SENSOR and FINISHER CONT PWB.
found, replace the FINISHER
(PL13.15)
WorkCentre Pro 423/428
If no problem is
REVERSE SENSOR.
03/02
2-127
F4-31 FINISHER TIMING SENSOR Jam (BSD 12.6)
Chain Link Codes for Check
l [Chain12 Func3] FINISHER TIMING SENSOR
l [Chain12 Func21] FINISHER TRANSFER MOTOR
Check Items
l FINISHER TIMING SENSOR defect
l FINISHER TRANSFER MOTOR defect
l TIMING ROLL rotation error
l EXIT ROLL rotation error
l TRANSFER BELT rotation error
l SENSOR actuator broken or missing
l ROLL dirty or worn
l BELT missing or cut
l Transport error due to foreign matter on paper path
F4-32 FINISHER TIMING SENSOR Jam (BSD 12.6)
Chain Link Codes for Check
l [Chain12 Func3] FINISHER TIMING SENSOR
l [Chain12 Func21] FINISHER TRANSFER MOTOR
Check Items
l FINISHER TIMING SENSOR defect
l FINISHER TRANSFER MOTOR defect
l TRANSFER ROLL rotation error
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
Level 2 Troubleshooting
CHAPTER 2 TROUBLESHOOTING