User Guide

Table 3-53 Causes and solutions for duplex repick jams (continued)
Cause Solution
The duplex flapper is damaged or
malfunctioning.
Replace the paper delivery assembly. See
Paper delivery assembly
on page 184.
The duplex repick roller is worn or damaged. Replace the registration sensor assembly. See Registration sensor assembly
on page 142.
The duplex repick clutch is defective. Run the solenoid drive test in component test (see
Component tests
on page 314)to verify that the duplex repick clutch is functioning properly. If it
is not, replace the duplex drive assembly. See
Duplex drive assembly (duplex
models) on page 187.
Table 3-54 Causes and solutions for residual media jams
Cause Solution
Poor contact of the fuser loop-sensor
connector and fuser loop sensor 1 and 2.
Reconnect the connectors of the fuser loop sensor 1 and 2 (J13) and the
connector (J131) on the DC controller PCA.
The loop sensor is defective. Run the manual sensor test. See
Fuser loop sensors 1 and 2 (PS7 and PS8)
on page 295 for information. If the sensor is defective, replace fuser. See
Fuser on page 93.
The spring of the fuser-output-sensor lever is
unhooked.
Check the spring of the fuser and right door and place it in the correct
position.
The fuser-output sensor lever is damaged. Replace the sensor (PS6).
Poor contact of the fuser-output sensor
connector.
Reconnect connector (J1055) of the fuser-output sensor and connector (J131)
on the DC controller PCA.
The fuser-output sensor is defective. Run the manual sensor test to make sure the fuser-delivery sensor is functioning
properly. See
Fuser output sensor (PS6) on page 297 for information. If the
sensor is defective, replace the fuser. See
Fuser on page 93.
The duplex pickup sensor lever is damaged. Replace the right door assembly. See
Right-door assembly on page 126.
NOTE: Even if jammed paper is visible in Tray 1, clear the jam from the inside of the product by
opening the right door.
Jams in Tray 1, Tray 2 and internal paper path
Table 3-55 Causes and solutions for pickup delay jam 1: tray pickup
Cause Solution
The tray 1 pick up roller or the tray 1
separation pad is worn or deformed.
Replace the tray 1 pickup roller and separation pad. See
Pickup roller (Tray 1)
on page 94 and Separation pad (Tray 1) on page 95. Replace the right door.
See
Right-door assembly on page 126.
Poor contact of the tray 1 media-presence-
sensor connector
Reconnect the connectors of the tray media-feed sensor intermediate
connectors (J531L and J531D), and the connector (J152) on the DC controller.
Poor contact of the TOP sensor connector. Reconnect the intermediate connector (J554L and J554D) of the TOP sensor
and connector (J122) on the DC controller PCA.
510 Chapter 3 Solve problems ENWW