8-105 Tray 1 Feed Out Sensor On Jam Rap - Xerox DocuColor 12/DCCS50 Service Manual

8-105 Tray 1 Feed Out Sensor On Jam RAP

The Tray 1 Feed Out Sensor did not detect paper within the specified time after the prefeed
started.
Initial Actions
• Refer to BSD 8.1 and BSD 8.10 for the following procedure.
• Check for any obstructions in the paper path.
• Open the Lower Left Door (PL 2.8).
Procedure
Cheat the L/H Cover Interlock Switch. Enter dC330 008-105 Tray 1 feed out Sensor and
press Start. Block the Tray 1 Feed Out Sensor with a sheet of paper. The display changes
from H to L.
Y N
The display indicates a constant H.
Y N
Go to Flag 3 on BSD 8.1 and check the harness for a short circuit. If the harness is
good, replace the Tray 1 Feed Out Sensor
Connect the meter from P/J420A-B8 on the IOT Drive PWB to machine frame. Block the
Tray 1 Feed Out Sensor with a sheet of paper. The voltage at J420-B8 goes from +5
VDC when the sensor is unblocked, to less than +1.0 VDC when the sensor is
blocked.
Y N
There is +5 VDC between P/J420A-B9 and P/J420A-B7 on the IOT Drive PWB.
Y N
Go to Flag 4 on BSD 8.1 and check the harness for a short circuit. If the har-
ness is good, replace the IOT Drive PWB
Go to Flag 3 and Flag 4 on BSD 8.1 and check the harness for an open circuit. If the
harness is OK, replace the Tray 1 Feed Out Sensor
ues, replace the IOT Drive PWB
Replace the IOT Drive PWB (PL 9.2).
Enter dC330 008-043 Main Motor 2. Press Start. The Main Motor 2 energizes.
Y N
Go to the Main Motor 2 RAP.
Enter dC330 008-009 Tray 1 Take Away Feed Clutch. Press Start. The Tray 1 Takeaway
Feed Clutch energizes.
Y N
Press the Stop button. There is +24 VDC at P/J414B-B11 on the IOT Drive PWB.
Y N
Replace the IOT Drive PWB (PL
There is +24 VDC at P/J414B-B12 on the IOT Drive PWB.
A
Status Indicator RAPs
8-105 Tray 1 Feed Out Sensor On Jam RAP
(PL 2.8).
(PL 9.2).
(PL 2.8). If the problem contin-
(PL 9.2)
9.2).
A
Y N
Go to Flag 5 on BSD 8.1 and check the harness for an open circuit. If the harness is
good, replace the Tray 1 Takeaway Feed Clutch
Press the Start button. The voltage at P/J414B-B12 goes to less than +2.0 VDC.
Y N
Replace the IOT Drive PWB
Replace the Tray 1 Takeaway Feed Clutch
Check/replace the following components until the problem is resolved. Replace any compo-
nents that are worn, broken, binding, or slipping.
• Pinch Rolls and Springs in the Left Cover
• Tray 1 Feeder Assembly (PL
1/05
2-82
manuals4you.com manuals4you.com
(PL 1.5).
(PL 9.2).
(PL 1.5).
(PL 2.8)
2.4)
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