2-3
SSC-M183/M183CE/M188CE/M383/M383CE/M388CE
SSC-DC193/DC193P/DC198P/DC393/DC393P/DC398P
2-1-4. Selection Flow of Required Items for
Adjustments of 0 dB and Color
Reproduction
Start selection.
Replace R-2001 board.
Make adjustment.
Adjustment is completed.
Confirmation and adjustment
are not required.
No
Yes
Yes
No
Confirm 0dB
and color reproduction and
check if they are within
specifications.
Adjustment is not required.
2-2. Confirmation
2-2-1. Confirmation of 0 dB adjustment
1.
Set the AGC and CCD-IRIS switches on the rear panel
of camera to OFF.
2.
Shoot the image of 100% white pattern and adjust the
lens aperture so that the CCD LEVEL meets the
specification.
Subject
100% white pattern
Measuring point
PC-2001 board CL201 (CCD LEVEL)
Measuring equipment
Oscilloscope (AC50 mV, 10
µ
S)
Specification
250
±
20 mV
3.
Confirm that the A/D IN (CL202/PC-2001 board) is
within the range of specification.
Subject
100% white pattern
Measuring point
PC-2001 board CL202 (A/D IN)
Measuring equipment
Oscilloscope (AC200 mV, 10
µ
S)
Specification
800
+
60
mV
_
20
n
When there is a point that meets the specification of 3 after
adjusting the lens aperture within the range of specification
of 2, this means that the adjustment is correctly made.
