SHARP AR-C160
Service Manual

ADJ M11 Image distortion adjustment
This adjustment must be performed in the following cases: � When the scanner (reading) section is disassembled. � When a copy image distortion occurs.

7) With the scanner unit B in contact with two stoppers on the front and the rear frame side simultaneously, slide the scanner unit A until it comes to the right end of the frame, and fix it to the drive wire with the fixing screw.

ADJ 1 Scanner (Reading) unit parallelism adjustment
1) Loosen the screw which is fixing the scanner unit A and the drive wire, and remove the scanner unit A from the drive wire.

Scanner unit A

2) Manually turn the scanner drive gear to bring the scanner unit B into contact with the stopper. At that time, if the scanner unit B makes contact with the two stoppers on the front and the rear frame simultaneously, the parallelism of the scanner unit B is proper. If not, perform the following procedures. 3) Loosen the fixing screw of the scanner unit drive pulley on the side where the scanner unit B is not in contact with the stopper.
Scanner unit B

4) While keeping the scanner unit drive shaft stationary, turn the scanner unit drive pulley manually so that the scanner unit B makes contacts with two stoppers on the front and the rear frame side simultaneously. (Change the relative positions of the scanner unit drive pulley and the drive shaft.) 5) Fix the scanner unit drive pulley fixing screw which was loosened in procedure 3). 6) Perform procedure 2). Repeat procedures 3) � 6) until the parallelism of the scanner unit B becomes proper. 7 � 18