Ricoh AC104, Service Documentation, Page: 83 / 160

PRINTING PROBLEMS
SM 4-17 B173
Trouble-
shooting
4.5.4 PAPER EMPTY
Description
The paper lamp on the operator panel is on even when paper is loaded in the
cassette.
Check and Cause Solution
Bending or deformation of the actuator
of the paper sensor. Replace the defective actuator.
The function of the Main Control board
is defective Perform Engine Test Mode:
diagnostic code 2. Replace the Main Board.
4.5.5 PAPER EMPTY WITHOUT INDICATION
Description
The paper lamp on the operator panel does not come on when the paper cassette
is empty.
Check and Cause Solution
Bending or deformation of the actuator
of the paper sensor. Replace the defective actuator.
The function of the Main Control board
is defective Perform Engine Test Mode:
diagnostic code 2. Replace the Main Board.
4.5.6 COVER OPEN
Description
The ERROR lamp is on even when the front door is closed.
Check and Cause Solution
The hook lever in the Front Cover may
be defective. Replace the hook lever, if defective.
Check the insertion of the Cover Open
S/W Connecter. Check the connector (CN1) and circuit
of the cover switch department in the
Main Board.
Replace the Main Board or Cover
Open S/W.