09/03
2-142
DC 3535/2240/1632, WC M24
7-281
Initial issue
Status Indicator RAPs
7-281 Tray 1 Lift
The Tray 1 Level Sensor does not detect tray lift.
Initial Actions
Remove Tray 1 from the machine and empty the paper stock, then:
• Manually turn the gear at the rear of Tray 1 to check that the Bottom Plate moves up and
down smoothly.
• Check that the Tray 1 Level Sensor Actuator (PL 2.4) is properly seated and operates
smoothly.
• Gently push Tray 1 in to check that the drive transmission is firmly engaged.
• Ensure that Tray 1 is properly closed.
Procedure
Enter dC330 [008-002] and press Start. The Tray 1 Feed/Lift Motor (PL 2.4) energizes.
YN
Press Stop. Check the circuit of the Tray 1 Feed/Lift Motor (Figure 1). Check the wires
from the I/F PWB to the Tray 1 Feed/Lift Motor for an open circuit. If the wires are good,
replace the Tray 1 Feed/Lift Motor (PL 2.4). If the problem still exits, replace the I/F PWB
(PL 9.1)
Press Stop. Enter dC330 [007-116] and press Start. Open and close Tray 1. The display
changes.
YN
Press Stop. Check the circuit of the Tray 1 Level Sensor (Figure 2). Refer to the OF 99-2
RAP for troubleshooting procedure.
Press Stop.
• Check the Tray 1 Feed / Lift Motor and its associated gears (PL 2.4) for damage, contam-
ination or misalignment.
• Ensure that the connectors shown in the circuit diagrams (Figure 1, Figure 2) are securely
connected and that the wires are not damaged.
• Replace the Tray 1 Level Sensor (PL 2.4).
• If the problem persists, replace the I/F PWB (PL 9.1).
Figure 1 7-281 RAP Circuit Diagram - Tray 1 Lift/Feed Motor
Figure 2 7-281 RAP Circuit Diagram - Tray 1 Level Sensor
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