MINOLTA-QMS 2060, Service Manual

Page: 55 / 94

1. JAM DETECTION
Note: This printer detects the following and malfunctions. When any of these trouble
conditions is detected, all printer elements are brought to a stop except the fan motor.
l-l. JAM Detection
A may be into one of four categories, and JAM4, as detailed below.
1. When paper is fed the Multi-purpose tray, the Paper Take-up Sensor is in the deactivated state
approx. 1.6 sec. after the Paper Take-up Roll has started
2. When paper is fed from the 2nd paper tray, the Registration is in the deactivated state
approx. 1.4 sec. (approx. 2.5 sec. for the Cassette Unit) after Paper Take-up Roll has started
3. paper is fed the 2nd paper Paper Take-up Sensor is deactivated state
approx. 1.0 sec. after the leading edge of paper has reached Sensor
is closed Duplex Cover closed
(JAM2).
plus 2.8 sec. the edge of the has Take-up Sensor
has Sensor
has-moved past the Take-up (JAM3).
closed a Duplex cover is closed
9. The Duplex Paper in the deactivated state approx. 2.7 sec. after tbe of
the Duplex unit has been (JAM4).
paper has reached the Duplex Paper Sensor
11. When paper is fed the Duplex, Take-up is in the state approx.
1.0 sec. after leading edge the paper has reached Registration Sensor
The Duplex Paper is in the state
is ON. Upper unit
is closed a Duplex cover is closed
activated state when
is Duplex cover is closed
: JAM Resetting Procedure
the JAM has close Unit or the Duplex
F-l