Read Sony DSC-U20 (serv.man4) Service Manual online
DSC-U20
6-22
COVER
COVER
1-4. LCD SYSTEM ADJUSTMENTS
Data Setting During LCD System Adjustments
Perform the following data setting before the LCD system adjust-
ments.
It is not necessary to perform the following data setting every time
when you perform some item of LCD system adjustment continu-
ously unless the power is turned off. Only when the power is turned
off during this adjustments, perform the data setting again, then
continue the adjustment.
ments.
It is not necessary to perform the following data setting every time
when you perform some item of LCD system adjustment continu-
ously unless the power is turned off. Only when the power is turned
off during this adjustments, perform the data setting again, then
continue the adjustment.
Data setting method:
Order Page Address
Data
Procedure
1
00
01
01
[Set]
2
2F
11
E0
[Write]
3
2F
12
BC
[Write]
4
20
00
29
[set]
5
20
01
29
[Write]
(Note)
6
00
01
01
[Set]
7
2F
21
03
[Write]
8
4F
02
0C
[Write]
Note:
At this time, the set is reset and the power is turns off once
and then on again. Accordingly, the message “Receive
Packet Error” is displayed on the SEUS screen, and the
SEUS goes in “disconnect” state, but this is not a trouble.
Click
and then on again. Accordingly, the message “Receive
Packet Error” is displayed on the SEUS screen, and the
SEUS goes in “disconnect” state, but this is not a trouble.
Click
[Connect]
on the SEUS screen to restore the “con-
nected” state.
After completing the LCD system adjustments,
release the data setting:
release the data setting:
Order Page Address
Data
Procedure
1
4F
02
00
[Write]
2
2F
21
00
[Write]
3
2F
12
2C
[Write]
4
2F
11
60
[Write]
5
00
01
00
[Set]
1.
LCD Initial Data Input (1)
Mode
PLAY
Signal
Arbitrary
Adjustment Page
4F
Adjustment Address
80, 82 to 89 and 8D to 8F
Input method:
1) Select page: 00, address: 01, and set data: 01.
2) Select page: 4F, and write the data given in the following table.
1) Select page: 00, address: 01, and set data: 01.
2) Select page: 4F, and write the data given in the following table.
Address
Data
Remark
80
97
Fixed value
82
95
V-COM Adjustment
83
BF
Bright Adjustment
84
00
Fixed value
85
38
PSIG Adjustment
86
8C
White Balance Adjustment
87
80
88
5A
Contrast Adjustment
89
33
VG Center Adjustment
8D
02
8E
6E
Fixed value
8F
00
Processing after Completing Input:
1) Select page: 00, address: 01, and set data: 00.
1) Select page: 00, address: 01, and set data: 00.
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