Xerox WorkCentre Pro 423 Service Manual page 158

WorkCentre Pro 423/428
A3-3 DADF Document Jam (Ejection Section)
Chain Link Codes for Check
l [Chain5 Func51] DADF READ EXIT MOTOR
l [Chain5 Func66] DADF EXIT/REVERSE SENSOR
Check Items
l EXIT/REVERSE SENSOR defect
l TRANSPORT rotation error
l READ EXIT MOTOR defect
l SENSOR actuator broken or missing
l ROLL dirty or worn
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03/02
A5-1 DADF Interlock Open (BSD 1.7B)
Open the DADF TOP COVER and press the actuator of the
DADF INTERLOCK SW with a screwdriver.
Does the error display disappear?
Y N
Close the DADF TOP COVER. Is the voltage +24 VDC
between the DADF CONT PWB J2-2(+) and GND(-)?
Y N
Is the voltage +24 VDC between the DADF CONT
PWB J2-1(+) and GND(-)?
Y N
Is the voltage +24 VDC between the DADF
CONT PWB J1-1(+) and GND(-)?
Y N
Perform +24VDC FIP.
Replace the DADF CONT PWB. (PLXX.X)
Is the voltage +24 VDC between the DADF
INTERLOCK SW J32-1(+) and GND(-)?
Y N
Check between the DADF INTERLOCK SW
J32-1 and DADF CONT PWB J2-1 for an open
wire or poor contact.
Is the voltage +24 VDC between the DADF
INTERLOCK SW J32-2(+) and GND(-)?
Y N
Replace the DADF INTERLOCK SW. (PLXX.X)
Check between the DADF INTERLOCK SW J32-2
and DADF CONT PWB J2-2 for an open wire or poor
contact.
Replace the DADF CONT PWB. (PLXX.X)
Check the DADF TOP COVER actuator for damage or
misalignment.
CHAPTER 2 TROUBLESHOOTING
Level 2 Troubleshooting
F4-11 FINISHER IN SENSOR Jam (BSD 12.3 12.5)
Chain Link Codes for Check
l Chain12 Func1] FINISHER IN SENSOR
l [Chain12 Func30] FINISHER REVERSE MOTOR
l [Chain12 Func32] FINISHER FEED MOTOR
Check Items
l FINISHER IN SENSOR defect
l FINISHER FEED MOTOR defect
l FEED ROLL rotation error
l FINISHER Invertion MOTOR defect
l REVERSE ROLL rotation error
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
F4-12 FINISHER IN SENSOR Jam (BSD 10.5 12.5)
Chain Link Codes for Check
l [Chain10 Func61] EXIT MOTOR
l [Chain12 Func1] FINISHER IN SENSOR
Check Items
l EXIT MOTOR rotation error
l FACE UP EXIT ROLL rotation error
l FINISHER IN SENSOR defect
l SENSOR actuator broken or missing
l ROLL dirty or worn
l Transport error due to foreign matter on paper path
F4-16 FINISHER IN SENSOR Jam (BSD 12.5)
Chain Link Codes for Check
l [Chain12 Func1] FINISHER IN SENSOR
Check Items
l Supply voltage drop at customer
l Check the circuit between the FINISHER IN SENSOR and
FINISHER CONT PWB. If no problem is found, replace the
FINISHER IN SENSOR. (PL13.11)