Sony CyberShot DSC-P72 Service Manual page 39

7. Light Value Adjustment
Adjust the standard LV value.
Mode STILL (
Subject Clear chart
(Standard picture frame)
Measurement Point Data of page: 10, address: 0C, 0D
Measuring Instrument Data of page: 6F, address: 65
Adjustment Page 6F
Adjustment Address 65 to 67
Specified value1 0FE0 to 1020
Specified value2 2D to 58
Note1: If the data of page: 60, address: 02 is "01", select page: 60, address:
01, and write data: 00.
Switch setting:
ZOOM .................................................................... WIDE end
CAMERA setting (Menu setting) ................................ AUTO
Adjusting method:
Order Page Address Data
1
2
3 00 01 01
4 60 01 0D
5
6 60 02
7 10 0C
8 10 0D
9
10
11 6F 65
Note2: The adjustment data will be automatically input to page: 6F,
address: 65 to 67.
Processing after Completing Adjustments:
Order Page Address Data
1 60 01 00
2
)
Procedure
Check that "1. Data Setting
during Camera System
Adjustments" is performed.
Check the picture frame.
If deviated, perform "4. Picture
Frame Setting".
Set the data.
Write the data.
Wait for 1 sec.
Read the data, and check it is "01".
(Note2)
Read the data, and this data is
named D .
0C
Read the data, and this data is
named D .
0D
Calculate D using the
LV
following equation.
(Hexadecimal calculation.)
× 100 + D
D = D
LV 0C 0D
Check that D satisfies the
LV
specified value1.
Read the data, and check it
satisfies the specified value2.
Procedure
Write the data.
If finish the camera system
adjustments, release the data
setting.
(See "1. Data Setting during
Camera System Adjustments".)
8. Auto White Balance 3200K Standard Data Input
Adjust the white balance standard data at 3200K.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified value
Note1: If the data of page: 60, address: 02 is "01", select page: 60, address:
01, and write data: 00.
Switch setting:
ZOOM .................................................................... WIDE end
CAMERA setting (Menu setting) ................................ AUTO
Adjusting method:
Order Page Address Data
1
2
3
4 00 01
5 6F B5
6 60 02
7 60 37
8 60 01
9 60 38
10 60 01
11
12 60 02
13 60 01
14 60 02
15 60 37
16 60 01
17
18 60 02
19 60 01
20 6F B5
Note2: The adjustment data will be automatically input to page: 6F,
address: 70 to 87, B0, B2, B4.
Processing after Completing Adjustments:
Order Page Address Data
1 60 37
2 60 01
3
6-19
DSC-P72
STILL ( )
Clear chart
(Standard picture frame)
Data of page: 6F, address: B5
6F
70 to 87, B0, B2, B4
00
Procedure
Install the Clear chart.
Check that "1. Data Setting during
Camera System Adjustments" is
performed.
Check the picture frame. If deviated,
perform "4. Picture Frame Setting".
01 Set the data.
FF Write the data.
3200K standard data input (1)
Read the data, and check it is "00".
01 Write the data.
11 Write the data.
Read the data, and check it is "01".
C1 Write the data.
Wait for 1 sec.
Read the data, and check it is "01".
(Note2)
00 Write the data.
3200K standard data input (2)
Read the data, and check it is "00".
02 Write the data.
0B Write the data.
Wait for 3 sec.
Read the data, and check it is "01".
(Note2)
00 Write the data.
Read the data, and check it
satisfies the specified value.
Procedure
00 Write the data.
00 Write the data.
Perform next adjustments.
If finish the camera system
adjustments, release the data
setting.
(See "1. Data Setting during
Camera System Adjustments".)