ADJUSTMENT
1 - 66
1.12.1
Adjusting the lens magnification
Notes:
1. This adjustment must be carried out only when the scanner lens unit has been removed or
replaced.
2. Before this adjustment, check that the primary scanning reproduction ratio of the printer is
corrected.
(1) Place the scale on the original glass, and make an A4 100% copy.
(2) Compare the copied scale with the actual scale to measure the error in the reproduction ratio.
(3) Follow the procedure below to make adjustment so that the distance between each mark of both
scales becomes equal.
Notes:
3. After adjusting the lens magnification, be sure to adjust the deviation in the CCD primary
scanning direction.
<Procedure>
(1) Remove the original glass, lens cover (11 screws), damp heater unit and lens shield bracket (2
screws).
(2) Screw in the 2 lens magnification adjustment pins into the oblong holes on the lens base.
Notes:
4. When screwing in the pin, take care not to nip the harness under the lens base.
(3) Loosen the 2 screws fixing lens unit.
Copy movement direction
Copied scale
Actual scale
Lens magnification adjustment pins
Lens base
Feed side
Exit side
Summary of Contents for AR-650
Page 103: ...MAINTENANCE 2 6 Rear drive system 38 36 37 3 54 54 54 54 54 54 96 12 81 63 63 46 ...
Page 104: ...2 7 MAINTENANCE ADF front sectional view 100 104 109 105 106 102 108 99 101 103 107 98 ...
Page 122: ...SUPPLIES 3 10 13 CONNECT 15 CLOSE 2 1 14 CLOSE 1 2 16 TURN ON 17 PRESS 18 END ...
Page 169: ...Click Finish button then Virtual Modem installation is completed 5 5 ...
Page 179: ...To make the connection ONLINE mode click button before firmware downloading 5 15 ...
Page 194: ......
Page 195: ...MEMO ...
Page 196: ...MEMO ...
Page 197: ...MEMO ...
Page 198: ...MEMO ...
Page 199: ...MEMO ...