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8-2-7.
Irls Adjustment (VC-95 Board)
Subject
Color bar chart standard picture frame
Filter
ND filter 0.4 and 0.1
Maasemen Point | PD)
GRIS OUD of
Measuring Instrument | Oscilloscope
Adjustment Page
F
Adjustment Address
19 (Iris)
Specified Value
150+ 10mV
Adjusting method:
1)
Select the page 5 and the address 00 with the adjustment
remote controller, and set the data to 01.
2)
Select the adjustment page F and the adjustment address 19.
3) Without attaching an ND. filter, change the adjustment data
with the adjustment remote controller to set the IRIS OUT
;
signal level to 150 + 10 mV.
4)
Attach the ND filter 0.5 (0.4+0.1) to the front of the lens and
:
confirm that there is a smooth change in the signal level.
5)
Remove the ND filter and confirm that the signal level is
|
150 + 20 mV.
|
6) Repeat 3) through 5) if the specified value is not met.
7)
Change the adjustment address to store the adjustment data
in the memory.
—
H |
Lower side of
a black level
150 + 10 mV
Peak of white level
Fig, 8-13,
8-2-8,
HALL Adjustment (VC-95 Board)
1.
HALL Adjustment 1
Subject
White pattem standard picture frame |
Measurement Point
CN655
Measuring Instrument _| AF microcomputer data reading jig
Adjustment Page
F
Adjustment Address _| 87,
Adjusting method:
1) Select the adjustment page F with the adjustment remote
controller,
2)
Select the adjustment address EB and set the adjustment data
to 05. (HALL SENS level indication mode setting.)
Select the adjustment address 1B and set the adjustment data
to 20.
Select the adjustment address 1C and set the adjustment data
to 00.
3)
Read the data indicated on the AF microcomputer data
reading jig.
4)
When the indicated data is over F8.
1) Select the adjustment address 1C and change the
adjustment data until the indication of AF microcomputer
data reading jig is F8 + 3.
2) Read the data of adjustment address 1C, and enter
adjustment address 87.
When the indicated data is below F8.
1) Select adjustment address 87 and set the adjustment data
to 00.
5)
Read the data (W2) indicated on the AF microcomputer data
reading jig, and enter adjustment address 8B.
6)
Select adjustment address 1B and set the adjustment data to
00.
7)
Read the data (W1) indicated on the AF microcomputer data
reading jig and enter adjustment address 8A.
8)
Perform "HALL adjustment 2".
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