Sharp AR-280 Service Manual page 37

3) Change each value to adjust so that the void amounts of both
sides are even.
a > b: Increase the value.
a < b: Decrease the value. (See the figure below.)
a
b
4) Press the CA key to terminate the simulation.
(3) Laser power setting
* Normally the laser power is automatically corrected by process
control. Use the image density adjustment described later unless
there is a special request from the user.
(AR-230/280/285/330/335 series copy mode)
All must be set to "16."
(AR-405)
Set all to "5" except for PH256.
a
b
C. Scanner section
(1) Vertical image distortion balance adjustment
(Copy lamp unit installing position adjustment)
1) Insert the front/rear mirror base drive wire into the frame groove
and press and fix it with the wire fixing plate. At that time, do not
tighten the wire fixing screw.
Change the direction of the lamp portioning plate. (F and R)
2) Push the copy lamp unit onto the positioning plate, and tighten the
wire fixing screw.
AR-2XX/3XX series
AR-405
7 – 7
AR-405
1/21/1999