Sony Cyber-Shot DSC-P52 Service Manual page 10

COVER
COVER
For Schematic Diagram
• Refer to page 4-39 for printed wiring board.
1 2 3 4
SY-91 BOARD(5/10)
LCD DRIVE,TIMING GENERATOR(RGB-TG BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
R805
100k
B
R806
10k
4.9
R801
100k
PANEL_-15.3V
R803
Q801
4700
PANEL_13.2V 2.2
UMF5NTR
C
SWITCH
PANEL_4.9V
2.9 2.9
PANEL_2.9V
0
23
(9/10)
7.8
R802
D801
33k XX
D
C801
0.1u
B
REG_GND
PANEL_B
PANEL_G
16
E
(3/10)
PANEL_R
PANEL_V
HDO
F
G
14
(3/10)
14
XRST_SYS
(4/10)
14
(6/10)
H
1
(1/10)
I
1 CAM_SO
(2/10)
XCAM_SCK
R804
0
1
(4/10)
J XCS_PANEL_TG
K
20
(4/10)
L
CL802
VG
CL803
16 VCOM_AD
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7
C824
1u
B
16V
R812
XX
Q802
UMF5NTR
SWITCH
4.2
36 35 34 33
4.9
0
1.3
2.8 EXT_DA2
D802
XX
2.9
XC_SAVE
XC.SAVE
R807
C803
1k 0.1u XLCD_SCK_P 2.9
B R809 XSCK
470k
XTG_SO 2.1
SI
2.9
XCS
L801
10uH
2.9
Vcc1
C802
2.9
33u
TRAP_ADJ
6.3V
A
1.6
LPF_ADJ
C804
R810
0.1u 2.9
150k XP_SAVE
10V XP.SAVE
± 0.5%
C805
15
0.01u 1.9
B_IN
C806
0.01u 1.9
G_IN
16
C807
0.01u 1.9
R_IN
17
1 2 3 4
L802
10uH
R811
0
C808
XX
2.7
P_BGP
BGP
SWCOM
CAM_SO
0.2
BLK
SW
XLCD_SCK_P
1.4
P_FRP
FRP
1.4
COM_FRP
COM_FRP
2.9
XLCD_SCK_P
XSCK
C810 2.9
VDD
0.1u
B
2.9
XCS
XTG_SO 2.2
SO
CAM_SO 0
SI
VSYB
20
2.9
XVD
18
4-15
SY-91 BOARD SIDE A SY-91 BOARD SIDE A SY-91 BOARD SIDE B SY-91 BOARD SIDE B
8 9 10 11
L803 10uH
L804 10uH
C826
1u
B
16V
C816
C817
C812 C813
0.1u
22u
2.2u 0.1u
B
10V
25V 16V
10V
TA A
TA A B
32 31 30 29 28 27 26 25
14
2.4
R822 100
VB
2.4
B_DC_DET
C821
2.4 0.1u
R823 100
13 VG
2.4
IC801
G_DC_DET
C822
2.4 0.1u
R824
100
VR
LCD DRIVER 12
2.4 R828
R_DC_DET 100k
R827
IC801 C823
100k
AN12580A-BB 0.1u
GND2
GND1
4.9
VSH
13.3
Vcc4
N.C
N.C
5 6 7 8 9 10 11 12
C815 0.1u B R819
R813
100k
2700
D803
1SV290(TPL3)
R818
1M
R815 C818
0.001u
47k
C820
R820
1M 270p
C814 R817
R816
CH C825
560p 68k
22k
CH L805 0.1u
27uH B
10V
36 35 34 33 32 31 30 29 28 27 26 25
19
1.4 HCNT
HCNT
R826
68
1.4 MCLK
MCLK
FB801
0.4
0uH CLR
CLR
2.4 OE
OE
IC802
0.1 SRT
SRT
TIMING GENERATOR
2.9
VDD
RESET
IC802 0
RESET
CM7021L3-E2
2.9 STBYB
STBYB
0 GSRT
GSRT
0.1 GPCK
GPCK
2.6 GRES
GRES
CP
1 2 3 4 5 6 7 8 9 10 11 12
CL801
12 13 14 15
SIGNAL PATH
VIDEO SIGNAL
AUDIO
CHROMA Y Y/CHROMA SIGNAL
R821
REC
10k
PB
C819
6.8u
16V
TA A
SP+ 24
(7/10)
SP-
VB
VG CN702 39P
1 REG_GND
2 SP-
VR 3 SP+
4 REG_GND
LI_3V
5 LI_3V
6 REG_GND
7 VGH
8 VSS
9 VGL
10 VDD
GRES
11 GRES
GPCK
12 GPCK
GSRT
13 GSRT
STBYB
14 STBYB
RESET
15 RESET
16 VCOM
SRT
17 SRT
OE
18 OE
TO
CLR
19 CLR CONTROL SWITCH
BLOCK
MCLK
20 MCLK (SW-392)
HCNT
21 HCNT (PAGE 4-31
VR
of LEVEL2)
22 VR
VG
23 VG
VB
24 VB
25 VSS
26 VSH
27 REG_GND
BL_THH
28 BL_THH
BL_THL
29 BL_THL
BL_H
30 BL_H
BL_L
31 BL_L
32 REG_GND
KEY_AD1
33 KEY_AD1
KEY_AD0
34 KEY_AD0
MODE_DIAL
35 MODE_DIAL
KEY_AD3
36 KEY_AD3
37 REG_GND
XRST_IN
38 XRST_IN
39 REG_GND
LI_3V
LI_3V
KEY_AD0
KEY_AD0
KEY_AD1
KEY_AD1 25
(6/10)
KEY_AD3
KEY_AD3
MODE_DIAL
MODE_DIAL
XRST_IN
XRST_IN
BL_LEVEL
BL_THH
BL_THH
BL_THL
BL_THL 26
(9/10)
BL_H
BL_H
BL_L
BL_L
BL_ON
4-16
DSC-P52
16
SY-91 (5/10)