Read Sony DSC-P92 (serv.man4) Service Manual online
6-31
DSC-P92
1-5.
LCD SYSTEM ADJUSTMENT
Note: When replacing the LCD unit, be careful to prevent damages caused
by static electricity.
SETUP setting:
LCD BRIGHTNESS (SETUP1) ............................ NORMAL
LCD BACKLIGHT (SETUP1) ................................ BRIGHT
VIDEO OUT (SETUP2) ............................................... NTSC
LCD BACKLIGHT (SETUP1) ................................ BRIGHT
VIDEO OUT (SETUP2) ............................................... NTSC
(Adjustments must be performed in NTSC mode, so don’t set the
setup setting to “PAL”.)
setup setting to “PAL”.)
[Measuring points]
The measuring points when using the oscilloscope or the digital
voltmeter are CL803 (Pin ws of IC801(VG)) and CL804 (Pin ws of
CN702) of SY-93 board.
The measuring points when using the oscilloscope or the digital
voltmeter are CL803 (Pin ws of IC801(VG)) and CL804 (Pin ws of
CN702) of SY-93 board.
Fig. 6-1-15.
1. LCD Initial Data Input (1)
Mode
PLAY (
)
Signal
Arbitrary
Adjustment Page
4F
Adjustment Address
80 to 8B, 92 to 95, A3, A4
Adjusting method:
1)
1)
Select page: 00, address: 01, and set data: 01.
2)
Select page: 4F, and write the data in the following table.
3)
Select page: 00, address: 01, and set data: 00.
Address
80
81
82
83
84
85
86
87
88
89
8A
8B
92
93
94
95
A3
A4
Remark
FixeFixed data
Fixed data
VCO adj.
VCO adj.
V COM adj.
Bright adj.
Fixed data
P sig level adj.
White balance adj.
White balance adj.
Contrast adj.
VG center adj.
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
4E
FF
80
90
21
BD
08
3B
8E
77
39
36
29
07
1F
1F
28
00
Data
COVER
COVER
1
13
36 25
48
12
37
24
IC801
2
38
1 37
CN702
CL803
SY-93 board
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