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8-2-27.
Auto White Balance Adjustment
Note: Be sure to first perform "Preset Adjustment" followed by
"Auto White Balance Adjustment",
1. Preset adjustment (VC-95 board)
Subject
White pattern standard picture frame
2. Auto white balance adjustment
Subject
White pattem standard picture frame
Adjustment page
F
90 (R3200 MSB), 91 (R3200 LSB)
Adjustment address
| 92 (B3200 MSB), 93 (B3200 LSB)
94 (G3200 MSB), 95 (G3200 LSB)
Adjusting method:
1)
Select the page 5 and the address 00 with the adjustment
Temote controller after turing the power OFF and ON, and
set the data to 01.
2)
Tum off the auto focus with FOCUS button, and wait at
least for 5 seconds.
3)
Select the adjustment page F and the adjustment address EE
and set the adjustment data to 01. (3200k data fetch 1 mode
setting)
4)
Change the adjustment address to store 3200k data 1.
5)
Select the adjustment address EE and set the adjustment data
to 23. (3200K data fetch 2 mode setting)
6) Change the adjustment address to store 3200k data 2,
7)
Confirm that the indicated data on the adjustment remote
controller is changed, and that the indicated address is 95.
8)
Select the adjustment address EE and set the adjustment data
to 00.
9)
Perform the following "Auto white balance adjustment".
Filter C14
for color
temperature
iad
correction
Measuring instrument | Vectorscope
Measuring point
VIDEO IN/OUT terminal
Adjustment page
F
Adjustment address
01 (R CONT), 02 (B CONT)
Adjusting method:
1) Select the adjustment address BE and set the adjustment data
to DO with the adjustment remote controller.
(WB DIRECT mode setting)
2)
Cover the lans with C14 filter.
3)
Change the adjustment data at the adjustment addresses 01
and 02 alternately with the adjustment remote controller to
match the white luminance point with the specified point.
4)
Select the adjustment address EE and set the adjustment data
to 00.
5)
Change the adjustment address to store the adjustment data
in the memory.
6)
Set HOLD switch of the adjustment remote controller to the
off position and then set to the on position.
R-Y
Specified point
Fig. 8-27.
— 267 —
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