Read Sony DSC-S75 Service Manual online
DSC-S75
3-13
3-14
3-7. LCD BLOCK DIAGRAM
20
R OUT
22
G OUT
24
B OUT
41
COM OUT
1
BRIGHT
2
COLOR
SY-68 BOARD (6/6)
CK-103 BOARD
(2/2)
(2/2)
3
BRT R
9
V COM
4
BRT B
5
CONTRAST
BLACK IN
FRP
COM FRP
6
RGB AMP
7
COM ADJ
12
BRT TST
IC804
9
SW
LCD TIMING GENERATOR
(SEE PAGE 4-28)
IC806
BACK LIGHT CONTROL
(SEE PAGE 4-28)
32 PD
11
FRP
12
HCNT
13
DOWNO
14
GRES
15
GPCK
16
GSRT
17
RESET
18
RIGHTO
21
SRT2
22
SRT1
23
OE
24
MCLK
48
29 28
R/R-Y/CR
9
G/Y
8
B/B-Y/CB
10
COM AMP
27 OSCI
26 OSCO
8
VCO
15
H_REV
46 RIGHT
H_REV
16
V_REV
44 DOWN
V_REV
17
NTSC
41 NT/PB
NTSC
18
COMTST
47 COMTST
4 HDB
34 QVD/XVD
37 CSY/XHD
COMTST
10
BL LEVEL
BL LEV
VCO
FILTER
28
16
26
27
12
15
11
22
IC803
EVR
(SEE PAGE 4-27)
05
CN801 (2/2)
BRIGHT
39
COLOR
6
SUB BRT R
32
SUB BRT B
31
CONTRAST
40
RGB AMP
30
COM AMP
35
XTEST
38
22 EN
20 SI
19 SCK
LCD901
PANEL UNIT
1.8inch
COLOR
COLOR
LCD
MONITOR
4
3
(1/2)
(SEE PAGE 4-28)
IC805
(2/2)
(SEE PAGE 4-28)
IC805
PANEL R-Y
PANEL Y
PANEL B-Y
CAM SO
XCS LCD DAC
XCAM SCK
PANEL V
BL ON
HSY
BL L1
HDO
PANEL COM
VG
BRIGHT
COLOR
BRT R
V COM
BRT B
CONT
AMP
COM ADJ
BRT TST
7
TO
CAMERA BLOCK1
(SEE PAGE 3-4)
20
TO
MODE CONTROL BLOCK
(SEE PAGE 3-10)
8
TO
CAMERA BLOCK1
(SEE PAGE 3-4)
17
TO
CAMERA BLOCK2
(SEE PAGE 3-6)
EXT BGP
3
BGP
14
5
7
Q803, 804, 806, 807
BUFFER
D901
BACK LIGHT
13
14
24
18
19
20
23
42
CLR
21
28
16
26
27
12
15
11
22
CN963 (2/2)
(SEE PAGE 4-32)
4
3
VR
V COM
HCNT
VG
VB
GPCK
13
14
GSRT
RESET
24
MODE1
18
SRTR
19
SRTL
20
OE
23
MCLK
CLR
BL L1
BL FB
MODE2
GRES
22
10
20
21
6
9
5
16
CN962
CN961
4
3
VR
V COM
HCNT
VG
VB
GPCK
7
8
GSRT
RESET
18
MODE1
12
SRTR
13
SRTL
14
OE
17
MCLK
15
CLR
BL L1
BL FB
MODE2
GRES
PANEL COM
VG
LCD DRIVE
(SEE PAGE 4-27)
IC802
LCD DRIVE
Q811
Q808 – 810
BACK LIGHT
SWITCH
1
3
4
+
–
–
BACK LIGHT
DRIVE
21
11
12
7
1
CPC
(FOR CHECK)
CN401
LANC IN
LANC OUT
LANC IN
LANC OUT
8
9
IC802
8
REC/PB
450 mVp-p
H
IC802
9
REC/PB
200 mVp-p
H
IC802
0
REC/PB
170 mVp-p
H
IC802
w;
REC/PB
3.4 Vp-p
2H
IC802
ws
REC/PB
3.4 Vp-p
2H
IC802
wf
REC/PB
3.4 Vp-p
2H
IC804
wh
REC/PB
3.8 Vp-p
11.6 MHz
IC804
ef
REC/PB
3.0 Vp-p
V
IC804
ej
REC/PB
H
3.0 Vp-p
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