– 3 –
2. ADJUSTMENT
2-1. 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 S3001 (CA-3) to the all OFF position.
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. Ground test point is TP200 (CA-2).
2-2. PREPARATION
1. Install the adjustment software (VHJ-0157) 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 of the computer with RS-
232C cross cable, and then turn on the power for the com-
puter and the camera.
3. Use COM1 serial port on the computer.
2-3. TABLE FOR SERVICING TOOLS
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.
L
CS mount surface
CCD camera
5,100 K viewer
H
Ref. No.
Name
Part code
J-2
J-3
J-4
VHJ-0159
Adjustment jig
Calibration software
VHJ-0127
VJ8-0155
Chart for color adjustment
J-1
VJ8-0007
Color viewer
L = x f – 12.5 mm
(H + h)
2
H x h
VIDEO OUT
2~10
µ
sec
830
±
10 mVp-p
2-3-1. Computer screen during adjustment
From 2-4. to 2-9. adjustments are continuous adjust-
ment by adjustment software.
2-4. White Clip Adjustment
Adjustment location:
Measuring location:
VIDEO OUT
Measuring equipment:
Oscilloscope
Subject:
No designation
Adjusting method:
1. Click the adjustment software installed from the personal
computer, and the adjustment window will be displayed.
2. Click the start button. Rom clear to be white clip adjustment.
3. Display the viewer 2-10
µ
sec at the edge of the screen.
4. Adjust (+) and (-) button so that the adjustment value is 830
±
10 mVp-p.
2-5. White Balance Adjustment
Adjustment location:
VR302, VR303 (CA-3)
Measuring location:
VIDEO OUT
Measuring equipment:
Oscilloscope, Vectorscope
Subject:
Color bar chart
Adjusting method:
1. Display the color bar chart at designated picture angle.
2. Click the “NEXT” button to be white balance adjustment.
3. Adjust VR302 and VR303 so that the luminescent spot rep-
resenting white is overlapping with the crosshair mark in
the center of the vectorscope.
ADJUSTMENT (VHJ_0159) Ver.1.00
x
START
CLOSE
SCHEDULE
STATUS
Rom Clear(Others Adj Value)
Adj.WhiteClip
Awb.Off(Manual White Balance)
Agc Off(AutoIrisLens Adj)
Adj.Agc
Adj.Chroma
Wait Inkey
Adj.CCD White Defect Detection
NEXT
STOP
+
–
