Read Sharp AR-505 (serv.man8) Service Manual online
(4) Touch panel adjustment
1) Execute SIM 65-1.
2) When the "+" section is pressed, it turns to gray. When all the four
points are pressed, the touch panel adjustment is completed and
the machine goes into the simulation sub number entry state.
the machine goes into the simulation sub number entry state.
In case of abnormality, the mode returns to the input mode.
*
Do not use a sharp pin or needle to press the "+" points.
(5) Key touch sound volume adjustment
This adjustment must be performed in the following cases:
·
When the key touch sound volume is too small.
·
When the key touch sound volume is too great.
·
When the operation control PWB is replaced.
1) Remove the operation control PWB.
2) Turn the VR1 slider counterclockwise to set at about 135 degrees.
3) Use an actual machine and check the key input operations.
After this adjustment:
When the key touch sound volume is too small, turn VR1 clock-
wise.
wise.
When the key touch sound volume is too great, turn VR1 counter-
clockwise.
clockwise.
H. SPF
(1) Hinge height check and adjustment (Image distortion
adjustment)
(Adjustment 1)
Hinge ass’y R hinge space dimension adjustment
(1)
Loosen the two fixing screws of SPF.
(2)
Loosen the nuts, turn the distortion adjustment screw and adjust
dimension T to 3.0 mm.
dimension T to 3.0 mm.
(3)
Tighten two fixing screws of SPF and fix the hinge base.
(4)
Fix the distortion adjustment screw with the nut.
When the distortion adjustment screw is turned in the direction of X
(clockwise), the dimension T is increased.
(clockwise), the dimension T is increased.
(Turn the distortion adjustment screw in the direction of X (clockwise),
and shift the SPF in the direction of arrow as shown above to adjust
the dimension T.)
and shift the SPF in the direction of arrow as shown above to adjust
the dimension T.)
When the distortion adjustment screw is turned in the direction Y
(counterclockwise), the dimension T is decreased.
(counterclockwise), the dimension T is decreased.
Slider rotating direction
After adjustment
Adjust so that the cross of of the slider comes
on this terminal side.
on this terminal side.
T=3.0mm
Distortion
adjustment
screw
adjustment
screw
Nut
Hinge base
Hinge ass'y R
SPF fixing screw
Hinge base
adjustment scale
adjustment scale
Z
(1 scale: 1mm)
(Slide the SPF by
adjustment 1.)
adjustment 1.)
Hinge ass'y L
PPC body
Hinge ass'y R
SPF
A
B
SPF fixing
screw
AR-505
6 – 20
8/6/1999
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