Xerox DocuColor 12/DCCS50

1/05
2-95
DocuColor 12/DCCS50
8-149 Tray 3 Takeaway Sensor On Jam RAP, 8-150
Status Indicator RAPs
Reissue
Press Start. The voltage at P/J802B-11 goes to approximately 0 VDC.
YN
There is +5 VDC at P/
J801B-7 on
the Tray PWB.
YN
Go to Fl
ag 6 on BS
D 8.3 and check the harness for an open circuit. If the har-
ness is good, replace the IOT Drive PWB
Replace the Tray PWB (PL 9.3).
Replace the Tray 3 Takeaway Feed Clutch (PL 2.7
A).
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 (PL 2.8)
• Check for burrs on the Baffle (PL 2.
8)
• Gears in the Takeaway Drive Assembly (PL 2.7A)
8-150 Tray 4 Takeaway Sensor On Jam RAP
The Takeaway Sensor did not actuate within 620 - 720 msec after the Tray 4 feed started.
Initial Actions
• Refer to BSD 8.4, BSD 8.6, 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 008-150 Take Away Sensor. Press Start.
Block the Takeaway Sensor with a sheet of paper. The display changes from H to L.
YN
The display indicates a constant H.
YN
Go to F
lag 1 on B
SD 8.6 and check the harness for a short circuit. If the harness is
good, replace the Takeaway Sensor (PL 2.8).
Connect the meter from P/J
420A-B5 on the IOT Drive PWB to machine frame. Block the
Takeaway Sensor with a sheet of paper. The voltage at P/J420A-B
5 goes from +5
VDC when the sensor is unblocked, to less than +1.0 VDC when the sensor is
blocked.
YN
There is +5 VDC between P
/J4
20A-B6 and P/J420A-B4 on the IOT Drive PWB.
YN
Go to F
lag 2 on BS
D 8.6 and check the harness for a short circuit. If the har-
ness is good, replace the IOT Drive PWB (PL 9.
2).
Go to Flag 1 and Flag 2 on BSD 8.6 and check the harness for an open circuit. If the
harness is O
K, replace the Takeaway Sensor (PL 2.8). If the problem continues,
replace the IOT Drive PWB (PL 9.2).
Replace the IOT Drive PWB (PL 9.2).
Ent
er dC330 008-025 Take Away Motor. P
ress Start. The Takeaway Motor energizes.
YN
Go to the T
akeaway Motor RAP
Ente
r dC330 008-024 Tray 4 Take Away Feed Clutch. Pre
ss Start and Stop several times.
The Tray 4 Takeaway Feed Clutch energizes.
YN
Press St
op. Th
ere is +24 VDC between P/J802B-10 on the Tray PWB and GND.
YN
Replace the Tray PWB (PL 9.3).
There is +24 VDC at P/
J802B-9 on
the Tray PWB.
YN
Go to Fl
ag 5 on BSD 8.
4 and check the harness for an open circuit. If the harness is
good, replace the Tray 4 Takeaway Feed Clutch (PL 2.7A).
A B
A B