Auto White Balance 5800K Check - Sony Cybershot DSC-P9 Service Manual

15. Auto White Balance 5800K Check

Mode CAMERA
Subject Clear chart
(Standard picture frame with the
zoom lens at WIDE end)
Filter Filter C14 for color temperature
correction
Measurement Point Displayed data of Video terminal of
Page: 1
(Note 2)
Specified Value R ratio 1: 29E8 to 2AA8
B ratio 1: 6150 to 6210
R ratio 2: 29A8 to 2AE8
B ratio 2: 6110 to 6250
Y level 1 data: 0E to 40
Y level 2 data: 10 to 40
Note 1: Check that the data of page: 6, address: 02 is "00".
If not, turn the power of unit OFF/ON.
Note 2: The right four digits of the page: 1 displayed data of the
adjusting remote commander.
1:XX:XX
Checking method:
Order Page Address Data
1
2
3
4 6 B6
5 6 B6 03
6 7 5D
7 7 5D 00
8 7 9D
9 7 9D 80
10 B 37 13
11 6 01 11
12 6 38
13 6 01 C3
14 6 02 01
15 0 03 04
16 1
17 0 03 05
18 1
19 0 03 2C
20 1
21 0 03 2D
RadarW RadarW RadarW
RadarW RadarW
A/V OUT jack
(75 Ω terminated)
Displayed data
Procedure
Place the C14 filter on the
lens.
Perform "Data setting during
camera system adjustment".
(Refer to page 5-14)
Perform "Picture Frame
setting". (Refer to page 5-15)
Note down the data.
Note down the data.
Press PAUSE button.
Note down the data.
Press PAUSE button.
Press PAUSE button.
Check the data changes to
"01".
Press PAUSE button.
Check that the displayed data
(Note 2) satisfied the R ratio
1 specified value.
Check that the displayed data
(Note 2) satisfied the B ratio
1 specified value.
Check that the displayed data
(Note 2) satisfied the R ratio
2 specified value.
Order Page Address Data
22 1
Processing after Completing Adjustment:
Order Page Address Data
1 7 5D
2 7 9D
3 6 01
4 0 03
5 6 37
6 6 B6
7
8
8C
9 F 94
9C
8E
10 F 96
9E
5-25
DSC-P9
Procedure
Check that the displayed data
(Note 2) satisfied the B ratio
2 specified value.
Procedure
Set data noted down at step
6, and press PAUSE button.
Set data noted down at step
8, and press PAUSE button.
00 Press PAUSE button.
00
00
Set data noted down at step
4, and press PAUSE button.
Release the data setting
performed at step 2.
(Refer to page 5-14)
Remove the C14 filter on the
lens.
Check that the displayed data
the Y level 1 specified value.
Check that the displayed data
the Y level 2 specified value.