6/02
2-65
DC1632/2240
5-110
Status Indicator RAPs
Prelaunch Training/Review
5-110 Registration Sensor On
Registration Sensor did not detect a document after the Feed Motor energized.
Initial Actions
ï Ensure document path is clear.
ï Ensure Feed and Nudger Rolls are free of contamination and wear (PL 20.4).
Procedure
Feed a document and observe the Feed Rolls and prefeed action. The Feed Rolls move
down.
YN
Remove following:
ï Front Cover (PL 20.1).
ï Entrance Tray (PL 20.1).
ï Document Feed Lower Chute (REP 5.8).
Check Set Gate Solenoid linkage. If the linkage is good, check the circuit of the Set Gate
Solenoid (Figure 1).
Clear the jam and feed a document. The Document prefeeds into the DADF.
YN
Remove Rear Cover (REP 5.18). Check Fuse F3 on DADF Control PWB (Figure 4).
Fuse is good.
YN
Check the +24 VDC wires on the Feed Motor (Figure 2) for a short circuit to frame.
If the wires are good, replace the Feed Motor (PL 20.4).
Also replace the DADF Control PWB (PL 20.3) if a fuse is not available.
Access the Feed Rolls (REP 5.7). Check the Feed Roll Drives. Repair as required (PL
20.4). If the drives are good, check the circuit of the Feed Motor (Figure 2).
Check the circuit of the Registration Sensor (Figure 3).
Figure 1 Set Gate Solenoid CD
Figure 2 Feed Motor CD
Figure 3 Registration Sensor CD
Figure 4 DADF Control PWB
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