3-84 Phaser 5500 Printer Service Manual
Jam at Tray 1/MPT - C9-3 Tray 1/MPT
Paper fed from Tray 1/MPT did not reach the Registration Sensor, located behind
Door A, on time.
Applicable Error Code
Jam at Tray 1/MPT - C9-3 Tray 1/MPT
Jam at D (Wait Sensor) Troubleshooting Procedure
Step Actions and Questions Yes No
1
Check the paper path.
Open Door D.
Does the paper touch the sensor?
Remove the
paper.
Go to Step 2.
2
Test the Wait Sensor.
Run the Service Diagnostics Duplex Unit
Wait Sensor test.
Does the sensor change state?
Replace the
Engine Logic
Board
(
page 8-89).
Go to Step 3.
3
Check the Wait Sensor connection.
Are P/J123 and P/J541 connected?
Go to Step 4. Connect the
sensor.
4
Check continuity between the Wait Sensor
and Duplex Unit PWB.
Is there continuity on each wire
between P/J123 <=> P/J541?
Go to Step 5. Repair the wiring.
5
Check for +5 V to the Wait Sensor.
Is there +5 V across P/J123-3 (+) <=>
ground?
Replace the Wait
Sensor
(
page 3-78).
Go to Step 6.
6
Check continuity between the Duplex Unit
PWB and Engine Logic Board.
Is there continuity on each wire
between P/J540 <=> P/J417?
Go to Step 7. Repair the wiring.
7
Check for +5 V to the Duplex Unit PWB.
Is there +5 V across P/J541-1 (+) <=>
ground?
Replace the
Duplex Unit PWB
(
page 3-77).
Replace the
Engine Logic
Board
(
page 8-89).