Read Sony DSC-U60 (serv.man4) Service Manual online
DSC-U60
6-29
7-2.
White Balance Adjustment (LCD Light OFF (VB))
Mode
PLAY
Signal
Arbitrary
Measurement Point
Data of page: 50, address: 84, 85,
8C and 8D (2byte data) (Note 1)
8C and 8D (2byte data) (Note 1)
Adjustment Page
4F
Adjustment Address
8B
Specified Value
VB = 11A to 122
Note 1:
2byte data is upper 1byte data and lower 1byte data.
XX XX
Lower 1byte data
(Page: 50, address: 85 or 8D)
Upper 1byte data
(Page: 50, address: 84 or 8C)
(Page: 50, address: 85 or 8D)
Upper 1byte data
(Page: 50, address: 84 or 8C)
Adjusting method:
Order Page Address
Data
Procedure
1
Perform “Data setting
during LCD system
adjustment”
(Refer to page 6-22)
during LCD system
adjustment”
(Refer to page 6-22)
2
40
89
03
[Set]
3
40
8A
01
[Set]
4
4F
8B
7C
[Write]
5
50
90
01
[Set]
6
50
90
00
[Set]
7
50
84
[Read]
Read the data
(Upper 1byte).
(Upper 1byte).
8
50
85
[Read]
Read the data
(Lower 1byte).
(Lower 1byte).
9
This 2byte data (Note
1) is named VB1.
1) is named VB1.
10
50
8C
[Read]
Read the data
(Upper 1byte).
(Upper 1byte).
11
50
8D
[Read]
Read the data
(Lower 1byte).
(Lower 1byte).
12
This 2byte data (Note
1) is named VB2.
1) is named VB2.
13
Calculate VB using
following equations.
(hexadecimal calcula-
tion)
VB = VB1 – VB2
(VB: absolute value)
following equations.
(hexadecimal calcula-
tion)
VB = VB1 – VB2
(VB: absolute value)
14
Check that the VB
satisfies the specified
value. (Note 2)
satisfies the specified
value. (Note 2)
Note 2:
When VB does not satisfy the specified value, select page:
4F, address: 8B, and write the different data (refer to the
following table), then retry the procedure from 5 to 14.
following table), then retry the procedure from 5 to 14.
VB is smaller than the specified value
Decrease the data
VB is larger than the specified value
Increase the data
Processing after Completing Adjustment:
Order Page Address
Data
Procedure
1
40
89
00
[Set]
2
40
8A
00
[Set]
3
Release “Data setting
during LCD system
adjustment”
(Refer to page 6-22)
during LCD system
adjustment”
(Refer to page 6-22)
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