Sony HANDYCAM DCR-TRV230, Service Manual

Page: 154 / 248

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9. Auto White Balance Adjustment
Adjust to the proper auto white balance output data.
If it is not correct, auto white balance and color reproducibility will
be poor.
Subject Clear chart
(Color reproduction adjustment frame)
Filter Filter C14 for color temperature
correction
Measurement Point Display data of page 1 (Note3)
Measuring Instrument Adjustment remote commander
Adjustment Page F
Adjustment Address 42, 43
Specified Value R ratio: 2B40 to 2BC0
B ratio: 5E20 to 5EE0
Note1:
After the power is turned on, this adjustment can be done only
once.
Note2:
Perform “Auto White Balance & LV Standard Data Input” before
this adjustment.
Note3:
Displayed data of page 1 of the adjustment remote commander.
1 : XX : XX
Display data
Switch setting:
1)
POWER .................................................................. CAMERA
2) NIGHT SHOT .................................................................. OFF
3) DIGITAL ZOOM (Menu display) ................................... OFF
4) STEADY SHOT (Menu display) ..................................... OFF
Adjusting method:
Order Page Address Data Procedure
1 Place the C14 filter for color
temperature correction on the lens.
2 0 01 01 Set the data.
3 6 82 01 Set the data.
4 F B8 Write down the data.
5 F B8 2B Set the data, and press PAUSE
button.
6 F B9 Write down the data.
7 F B9 80 Set the data, and press PAUSE
button.
8 F BA Write down the data.
9 F BA 5E Set the data, and press PAUSE
button.
10 F BB Write down the data.
11 F BB 80 Set the data, and press PAUSE
button.
12 6 01 A7 Set the data, and press PAUSE
button.
13 Wait for 2 sec.
14 6 01 A5 Set the data, and press PAUSE
button.
15 6 02 Check that the data changes to
“01”. (Note4)
16 6 01 3F Set the data, and press PAUSE
button.
17 0 03 04 Set the data.
18 1 Check that the display data (Note3)
satisfies the R ratio specified value.
19 0 03 05 Set the data.
20 1 Check that the display data (Note3)
satisfies the B ratio specified value.
Note4: The adjustment data will be automatically input to page: F, address:
42, 43.
Processing after Completing Adjustments:
Order Page Address Data Procedure
1 6 01 00 Set the data, and press PAUSE
button.
2 6 82 00 Set the data.
3 F B8 Set the data that is written down
at step 4, and press PAUSE button.
4 F B9 Set the data that is written down at
step 6, and press PAUSE button.
5 F BA Set the data that is written down at
step 8, and press PAUSE button.
6 F BB Set the data that is written down at
step 10, and press PAUSE button.
7 0 03 00 Set the data.
8 0 01 00 Set the data.