Ricoh A229 Service Manual page 547

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Table of Contents

TIMING CHART AND MISFEED DETECTION

Transport Motor

Entrance Sensor

Proof Junction

Relay Junction

Bridge Relay

Bridge Exit Sensor

1. On check:

J1: The entrance sensor does not activate within 2460 pulses after the exit sensor

of the main machine has been activated.

J2: The relay sensor does not activate within 1965 pulses after the entrance

sensor has been activated.

J3: The proof tray exit sensor does not activate within 1665 pulses after the

entrance sensor has been activated.

J4: The bridge relay sensor does not activate within 1954 pulses after the entrance

sensor has been activated.

J5: The appropriate tray exit sensor does not activate within the appropriate

number of pulses (see below) after the relay sensor has been activated.

J5 jam timing

2. Off check

J6: A sensor does de-activate within the specified number of pulses after that

sensor has been activated.

Number of pulses = Paper length (in the paper feed direction) x 1.5

1 pulse = 0.1707 mm

A4 Sideways (to Bridge Unit)

G909D501.WMF

Troubleshooting