Read Sony DSC-P3 Service Manual online
DSC-P3
3-13
3-14
3-7. LCD BLOCK DIAGRAM
20
R OUT
22
G OUT
24
B OUT
37
PSIG OUT
1
BRIGHT
2
COLOR
SY-73 BOARD (6/6)
DD-163 BOARD (4/4)
3
BRT R
9
COM
4
BRT B
5
CONTRAST
EXT BGP
6
B LIMIT
7
VREF
12
XBRT TST
IC804
1
XCLP
LCD TIMING GENERATOR
(SEE PAGE 4-32)
IC951
BACK LIGHT CONTROL
(SEE PAGE 4-48)
32 RPD
12
HCK2
11
HCK1
10
RGT
16
HST
17
WIDE
21
DWN
22
EN
23
VCK
24
VST
14
7
SBLK
8
PRG
9
FRP
RGB BLK
28
PRG/NC
36
FRP
29
R/R-Y/CR
9
G/Y
8
B/B-Y/CB
10
27 CKII
26 CKO
8
VCO
15
H_REV
46 HREV
H_REV
16
V_REV
44 VREV
V_REV
17
NTSC
41 NT/PAL
NTSC
18
COMTST
47 COMTST
45 HDO
34 XVD
37 XHD
COMTST
10
BL LEV
BL LEV
VCO
FILTER
61
63
62
60
64
59
IC802
EVR (D/A CONVERTER)
(SEE PAGE 4-31)
05
CN901 (4/4)
BRIGHT
39
COLOR
6
SUB BRT R
32
SUB BRT B
31
CONTRAST
40
BLACK LIMIT
27
XTEST/NC
38
PSIG GRAY
35
22 EN
20 SI
19 SCK
LCD901
PANEL UNIT
1.5 inch
COLOR
LCD
UNIT
54
56
(2/2)
(SEE PAGE 4-32)
IC803
(1/2)
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
BRT
COLOR
BRT R
COM
BRT B
CONT
B LIM
VREF
XTEST
11
P GRAY
P GRAY
7
TO
CAMERA BLOCK1
(SEE PAGE 3-4)
20
TO
MODE CONTROL BLOCK
(SEE PAGE 3-9)
8
TO
CAMERA BLOCK1
(SEE PAGE 3-4)
17
TO
CAMERA BLOCK2
(SEE PAGE 3-6)
Q801 – 803, 805
PSIG DRIVE
Q804, 806
COM DRIVE
D901
BACK LIGHT
65
68
67
72
73
74
75
61
63
62
60
64
59
CN951 (4/4)
(SEE PAGE 4-47)
54
56
52
52
R
PSIG
G
B
HCK1
65
68
HCK2
HST
67
WIDE
72
DWN
73
EN
74
VCK
75
VST
BL ON
BL LEV
BL L1
58
58
BL L2
RGT
69
66
69
66
REF
CRext
4
6
5
3
7
11
2
9
CN952
CN953
4
3
R
PSIG
77
77
COM
23
COM
CRext
G
B
HCK1
8
12
HCK2
HST
13
WIDE
19
DWN
20
EN
21
VCK
22
VST
BL H
BL FB
REF
RGT
PANEL COM
VG
LCD DRIVE
(SEE PAGE 4-31)
IC801
LCD DRIVE
Q953
PANEL 3.2V
Q951, 952, 954
BACK LIGHT
SWITCH
1
3
4
+
–
–
BACK LIGHT
DRIVE
11
12
5
7
1
BL L2
6
MAKER RECOG
13
CPC
(FOR CHECK)
CN902
LANC IN
LANC OUT
LANC IN
LANC OUT
CPC IN
CPC IN
8
9
IC803
(SEE PAGE 4-32)
3
2
1
+
–
–
VREF/AVE DET
26
PANEL 13.5V
Q811
REF VOLTAGE
GEN
IC801
8
REC/PB
420 mVp-p
H
IC801
9
REC/PB
190 mVp-p
H
IC801
0
REC/PB
160 mVp-p
H
IC801
w;
REC/PB
8.0 Vp-p
2H
IC801
ws
REC/PB
8.0 Vp-p
2H
IC801
wf
REC/PB
8.0 Vp-p
2H
IC804
wh
REC/PB
3.0 Vp-p
11.70 MHz
IC804
ef
REC/PB
V
3.1 Vp-p
IC804
ej
REC/PB
H
3.1 Vp-p
H
IC804
rg
REC/PB
3.1 Vp-p
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