Sony DSC-F828 - Contrast Adjustment (SY-096 Board); COM Adjustment (SY-096 Board)

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DSC-F828
5. Contrast Adjustment (SY-096 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode PLAY ( )
Subject Arbitrary
Measurement Point Data of page: 80, address: 02
Measuring Instrument
Adjustment Page 8F
Adjustment Address 7C
Specified Value 01
Note1: A memory stick must be inserted.
Adjusting method:
Order Page Address Data Procedure
1 Check that “1. Data Setting
during EVF System
Adjustments” is performed.
2 8F 89 44 Set the data.
3 80 00 00 Set the data.
4 80 02 00 Set the data.
5 80 01 80 Set the data.
6 80 00 05 Set the data.
7 Wait for 1 sec.
8 80 02 Read the data, and check it is
“01”. (Note2)
9 Wait for 1 sec.
10 If finish the EVF system
adjustments, release the data
setting.
(See “1. Data Setting during
EVF System Adjustments”.)
Note2: If the data is other than “01”, adjustment has errors. See the
following table.
6. V COM Adjustment (SY-096 board)
Set the DC bias of the common electrode drive signal of LCD to the
specified value.
If deviated, the LCD display will move, producing flicker and
conspicuous vertical lines.
Mode PLAY ( )
Subject Arbitrary
Measurement Point Data of page: 80, address: 02
Measuring Instrument
Adjustment Page 8F
Adjustment Address 74
Specified Value 01
Note1: A memory stick must be inserted.
Adjusting method:
Order Page Address Data Procedure
1 Check that “1. Data Setting
during EVF System
Adjustments” is performed.
2 8F 8C 03 Set the data.
3 80 00 00 Set the data.
4 80 02 00 Set the data.
5 80 01 80 Set the data.
6 80 00 07 Set the data.
7 Wait for 1 sec.
8 80 02 Read the data, and check it is
“01”. (Note2)
9 Wait for 1 sec.
10 If finish the EVF system
adjustments, release the data
setting.
(See “1. Data Setting during
EVF System Adjustments”.)
Note2: If the data is other than “01”, adjustment has errors. See the
following table.
Data of page: 80,
address: 02
01
10
20
30
40
50
Contents of adjustment error
Normally finished
Reached an upper limit
Reached a lower limit
Time out
Out of adjustment range
Adjustment is impossible
Data of page: 80,
address: 02
01
10
20
30
40
50
Contents of adjustment error
Normally finished
Reached an upper limit
Reached a lower limit
Time out
Out of adjustment range
Adjustment is impossible