Light Distribution - Toshiba 3560 Service Handbook

1.9 Light Distribution

When the exposure is different at the front and rear sides, adjust the light distribution by moving the
distribution plate as follows:
Note: When this adjustment is performed, the overall exposure may change.
So be sure to check or adjust the exposure.
<Procedure>
(1) Make a copy with slightly dark manual expo-
sure.
(2) To adjust the light distribution:
• Place the paper on the manual feed tray to
move the carriage-1 toward the paper feed
side.
• Turn off the power.
• Remove the glass fix (2 screws).
• Reposition the adjustment plate by loosen-
ing the appropriate screws to change the light
distribution in the area relating to the given
plate.
• Loosen the screws and move the adjustment
plates – in the direction of the arrow
( ) according to the uneven light distri-
bution.
Notes: 1. The rear adjustment plates control the light
distribution of the front side of the copy.
2. Adjustment plate → Left: Image → Dark
Adjustment plate → Right: Image → Light
Nov. 1997 © TOSHIBA CORP.
Light distribution adjustment plates
Rear side
Paper path
direction
Front side
Rear side
Paper path
direction
Front side
1 - 41
Screws
Front side
3560/70 ADJUSTMENT