Xerox Phaser 7300B, Руководство по обслуживанию

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Error Messages and Codes 2-39
Jam at Door [A] [B] [C] [D] [E]
A11:
Jam at Door A
B21: Jam at Duplex Unit
Troubleshooting Procedure Table
Steps Actions and Questions Yes No
1 Ensure the correct weight and type of
paper is loaded in the tray.
See “Media and Tray Specifications” on
page 1-16 for approved media types and
weights. Go to step [2]. Load approved
media and run a
set of test prints
through the
printer.
If a jam still occurs
go to step [2].
2 Check in and around the Registration
Rollers, Imaging Units, Duplex Unit and
Transfer Unit for any dirt, spilled toner, or
debris. Remove any
obstruction in the
paper path.
Complete Go to step [3].
3 Verify the door reporting the error
condition closes fully.
Is the door damaged or warped? Replace the
damaged door. Go to step [4].
4 Clean the pick and feed rollers for the
problem tray:
Did this fix the problem? Go to step [5]. Replace the
problem roller.
5 Inspect the paper tray and pick area to
see if the paper is picked and feeds
correctly from the tray. Go to step [6]. Replace the paper
Tray or Feed
Assembly.
6 Use service diagnostics to test the Hop
and Feed sensors for the problem tray.
Do the sensors function correctly? Go to step [7]. Replace the Feed
Assembly.
7 Inspect the following actuators for
damage and use service diagnostics to
test the sensors operation:
Registration Entrance Sensor
Transfer Unit Entrance Sensor
Do the actuators and sensors operate
correctly? Go to step [10]. Replace the
problem actuator
For a problem
sensor:
Go to step [8]
8 Check the sensor for debris that could
interfere with normal operation.
Is there debris present? Clean the sensor
or remove debris. Go to step [9].
9 Verify the wiring harness for the problem
sensor is free from damage or defects. Replace the
sensor. Replace the
wiring harness.