Awb & Lv Standard Data Input; Auto White Balance Adjustment - Sony DCR-TRV820 Service Manual

8. AWB & LV Standard Data Input
Clear chart (PTB-450)
Subject (Color reproduction adjustment
frame)
Adjustment Page F
Adjustment Address 3C to 41
Note 1: This adjustment should be carried out upon completion
of "Color Reproduction Adjustment".
Note 2: Check that the data of page: 6, address: 02 is "00". If not,
turn the power of the unit OFF/ON.
Switch setting:
1) NIGHT SHOT .................................................................. OFF
2) DIGITAL ZOOM (Menu display) ................................... OFF
3) STEADY SHOT (Menu display) .................................... OFF
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 6, address: 82, and set data: 01.
3) Wait for 2 seconds.
4) Select page: 6, address: 01, set data: 11, and press the PAUSE
button of the adjustment remote commander.
5) Select page: 6, address: 01, set data: 0D, and press the PAUSE
button.
(When the standard data is take in, the data will be automati-
cally input to page: F, address: 3C to 41)
6) Select page: 6, address: 02, and check that the data is "01".
Processing after Completing Adjustments
1) Select page: 6, address: 01, set data: 00, and press the PAUSE
button of the adjustment remote commander.
2) Select page: 6, address: 82, and set data: 00.
3) Select page: 0, address: 01, and set data: 00.
4) Perform "Auto White Balance Adjustment".

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.
Clear chart (PTB-450)
Subject
(Color reproduction adjustment frame)
Filter C14 for color temperature
Filter
correction
Measurement Point Display data of page 1 (Note2)
Measuring Instrument Adjustment remote commander
Adjustment Page F
Adjustment Address 42, 43
NTSC 720H model
Specified Value
PAL 960H model
Note 1: Perform "Auto White Balance Standard Data Input" be-
fore this adjustment.
Note 2: Displayed data of page 1 of the adjustment remote com-
mander.
1 : XX : XX
Note 3: NTSC 720H model: DCR-TRV820/TRV820P
PAL 960H model: DCR-TRV820E
R ratio: 2A40 to 2AC0
B ratio: 60A0 to 6160
R ratio: 2C40 to 2CC0
B ratio: 5FA0 to 6060
Display data
Switch setting:
1) NIGHT SHOT .................................................................. OFF
2) DIGITAL ZOOM (Menu display) ................................... OFF
3) STEADY SHOT (Menu display) .................................... OFF
Adjusting method:
1) Place the C14 filter for color temperature correction on the
lens.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 6, address: 82, and set data: 01.
4) Select page: F, addresses: B8 to BB, and note down the data of
each address.
5) Input the following data to page: F, addresses: B8 to BB.
Address
Data NTSC 720H model
PAL 960H model
Note: Press the PAUSE button of the adjustment remote com-
mander each time to set the data.
6) Select page: 6, address: 01, set data: A7, and press the PAUSE
button.
7) Wait for 2 seconds.
8) Select page: 6, address: 01, set data: A5, and press the PAUSE
button.
(The auto white balance adjustment is performed and the ad-
justment data is stored in page: F, address: 42 and 43)
9) Select page: 6, address: 02, and check that the data is "01".
10) Select page: 6, address: 01, set data: 3F, and press the PAUSE
button.
11) Select page: 0, address: 03, and set data: 04.
12) Select page: 1, and check that the display data (Note2) satis-
fies the R ratio specified value.
13) Select page: 0, address: 03, and set data: 05.
14) Select page: 1, and check that the display data (Note2) satis-
fies the B ratio specified value.
15) Select page: F, addresses: B8 to BB, and input the data noted
down at step 3).
Note: After setting each data, be sure to press the PAUSE
button of the adjustment remote commander.
Processing after Completing Adjustments
1) Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
2) Select page: 6, address: 82, and set data: 00.
3) Select page: 0, address: 03, and set data: 00.
4) Select page: 0, address: 01, and set data: 00.
5-22
B8 B9 BA BB
2A 61 00
80
2C 80 60 00