Adjustment - Sanyo VCC-6585P Service Manual

3. ADJUSTMENT

3-1. ADJUSTMENT CONDITION
1. Use the 5,100K viewer for the subject.
2. Set the trigger signal of oscilloscope to VIDEO OUT, and
apply H sync unless specified.
3. Set each of the S3002 (CA-3) switches to the all OFF posi-
tion.
4. In adjustments without direction to display charts, shield light
with a lens cap to provide dark condition.
5. Connect the video output to a video monitor with an input
impedance of 75 Ω.
6. The lens should be a VCL-C8LY or an equality.
5,100 K viewer
H
2
(H + h)
L = x f – 12.5 mm
H x h
L: Distance from CS mount to pattern (mm)
H: Pattern height (mm)
f : Lens focal length (standard 12 mm)
h: Height (4.8 mm) of CCD imaging surface
Note : The video monitor should be an under-scan TV.
3-2. PREPARATION
1. Install the adjustment software (VHJ-0173) in a computer
running the Windows operating system.
2. Use the adjustment tool (VHJ-0127) to connect the camera
to be adjusted to the serial port (COM1) of the computer
with RS-232C cross cable (Inter link cross cable, VHJ-0149),
and then turn on the power for the computer and the
camera.
3-3. TABLE FOR SERVICING TOOLS
Ref. No. Name
J-1 Color viewer
J-2 Color bar chart
Gray scale chart
J-3
Commander cable (spare)
J-4
J-5 Adjustment jig
Inter link cross cable
J-6
J-7
Calibration software
CCD camera
L
CS mount surface
Part code
VJ8-0007
VJ8-0009
VJ8-0010
VHJ-0126
VHJ-0127
VHJ-0149
VHJ-0173
3-3-1. Computer screen during adjustment
VHJ-0173
SYNC
BURST
A. IRIS
MANUAL WB
Y GAIN
R GAIN
R HUE
B GAIN
B HUE
AGC OFF
WDD
AUTO
END
START
3-4. SYNC and BURST Level Adjustment
Adjustment location:
Measuring location: VIDEO OUT
Measuring equipment: Oscilloscope
Subject:
Adjusting method:
1. Shield light with a lens cap to provide dark condition.
2. Click the adjustment software installed from the personal
computer, and the adjustment window will be displayed.
3. Click the START.
4. Use the computer's mouse to adjust the SYNC in the adjust-
ment window so that the video out terminal is 300 ± 5 mVp-p.
5. Use the "↓" button to be BURST in the adjustment window.
6. Use the computer's mouse to adjust the BURST in the ad-
justment window so that the video out terminal is 300 ± 5
mVp-p.
sync
300 mV
± 5 mV
– 6 –
CLOSE
300 mV
± 5 mV
burst
VIDEO OUT
0
0
0
0
0
0
0