Sharp SF-1020, SF-1120 service manual Yes

2-2. Note for adjustments

1.Only the exposure balance adjustment, the blank lamp adjust- ment, and the copy lead edge adjustment can be performed individually.

For the other adjustments, follow the flowchart below.

1. Mechanical reference position adjustment (without copying)

A. No. 2/3 mirror unit parallelism adjustment

Vertical skew copy adjustment --- Manual adjustment

B. Check the following preset values according to the lens focus rank.

Lens reference position adjustment --- SIM 48-01

No. 4/5 mirror reference position adjustment --- Manual adjustment

2. Adjustment while copying

			Image distortion
1. Image distortion,		NO	Vertical skew copy adjustment
			Horizontal skew copy adjustment
center shift check
			Center shift:
			Lens center shift adjustment
	YES

2.Normal (x 1.00), zooming (x 2.00) resolution (focus)

check

YES

	Resolution (focus) adjustment
NO	Normal: Adjust with the No. 4/5
	mirror adjustment screw.
	Zooming: Adjust with the zooming
	cam.

3. Normal copy			Copy magnification ratio adjustment
		NO	Vertical copy magnification ratio
magnification ratio
			adjustment
(vertical, horizontal)
			Horizontal copy magnification
check
			ratio adjustment
	YES

4. Exposure balance,

Exposure balance adjustment Blank lamp position adjustment

blank lamp position, lead edge variation check

NO

Copy lead edge adjustment (Including the void area adjustment.)

YES

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