Sony Cyber-Shot DSC-P7 Service Manual page 29

COVER
COVER
For Schematic Diagram
• Refer to page 4-47 for printed wiring board.
• Refer to page 4-54 for waveforms.
2 3 4
1
SW-368 BOARD (2/2)
A LCD DRIVE,TIMING GENERATOR(RGB/TG BLOCK)
NO MARK:REC/PB MODE
B
C
R106
PANEL_13.5V
C101 470k
L101
47u
47uH
6.3V
PANEL_2.9V
C103
D 0.01u
C102
0.1u
C104
0.01u
R104
33k
R105
33k
PANEL_B
PANEL_G
E
PANEL_R
HDO
HDO
PANEL_V
PANEL_V
LCD_SO
LCD_SO
XLCD_SCK
XLCD_SCK
XCS_PANEL_TG
F 1
XCS_PANEL_TG
(1/2)
REG_GND
G
A_4.9V
BL_VO-
XRST_SYS
H
PANEL_HDO
PANEL_VG
PANEL_COM
I
J
XLCD_SCK
XCS_PANEL_TG
XTG_SO
LCD_SO
K
PANEL_V
SIGNAL PATH
VIDEO SIGNAL
L
CHROMA
HDO
REC
PB
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7 8
L102
10uH
C110 C111
0.1u
4.7u
20V
C108 R107
0.01u 15k
0.7 0.5 2.8 0 2.9 1.4 1.5 2.9 7.1 1.7 13.4
36 35 34 33 32 31 30 29 28 27 26 25
4
1.2
3
N.C./C_BG
XC.SAVE 2.9
XC.SAVE B_DC_DET
XLCD_SCK 2.9
2
XSCK
2.2
XTG_SO
SI G_DC_DET
XCS_PANEL_TG 2.9
IC101 1
XCS
2.9
Vcc1 LCD DRIVER R_DC_DET
1.2 IC101
RB5P004AM1
TRAP_ADJ GND2/N.C.
1.2
LPF_ADJ
XP.SAVE 2.9
XP.SAVE
C105
0.01u 1.8
5
B_IN
C106
0.01u 1.8
G_IN COM_OUT
6
C107
1.8
0.01u
R_IN COM_IN
7
1 2 3 4 5 6 7 8 9 10 11 12
2.9 0.9 2.9 0.9 0.9 1.4 1.4 1.4 1.5 2.9 6.7
L104
R109 R113
47uH
47k 1M
R111 C112 R112
C109
22k 68k
560p
1u
C114
82p
R139
1k
C126
2200p
3.0 0.9 2.9 0.9 0.9 2.9 1.4 2.9
36 35 34 33 32 31 30 29 28
2.8
BGP
XCLP
PRG 2.9
PRG
BLK 0
SBLK
1.4
FRP
FRP
PFRP 1.4
IC102
PFRP
2.9
XSCK LCD TIMING GENERATOR
2.9 IC102
CXD3512R-T4
VDD
C124
2.3
0.01u
XCS
2.9
SO
2.9
SI
VDO
2.9
XVD
10
1 2 3 4 5 6 7 8 9
8 2.7 0.3 2.9 2.9
4-31
SW-368 PRINTED WIRING BOARD SW-368 PRINTED WIRING BOARD
9 10 11 12
R115
10
C116
2.2u
R116
7.1 10
VB C117
2.2u
1.7
R117
10
7.1
VG C118
2.2u
1.7
R118
10
1.7
VR C119
2.2u
1.7
R122
R119 R120
100k
100k 100k
GND1
C120
VREF R121
4.7u
100k
13.4
Vcc3
Q102
XP4601-TXE
R114
PSIG DRIVE
100k
7.1
D101
1SV290(TPL3)
6.5
6 4
C115
7.1
0.001u
2
L103
Q101
6.8uH
XP4601-TXE 1 3
PSIG DRIVE
6.5
R124
10k
1.4 1.4 2.9
27 26 25
C121 R125
1u 2200
R123
9 8200
0
VST
VST
1.4 VCK
VCK
2.6 EN
EN
R137
2.9 DWN 10k
DWN
0.2
WIDE
WIDE
C125
2.9 0.01u
VDD
0 HST
HST
1.4 HCK2
HCK2
1.4 HCK1
HCK1
2.9 RGT
RGT
2.9 XP_OFF
XP_OFF
TSTEN
10 11 12
13 14 15 16
Q107
MCH3310-TL-E
SWITCH
13.4 13.4
S D
R127
G
470k
0
0
XP_OFF
2.9
Q105
R135 C123
0.1u
UN9213J- 150k
(K8).SO
SWITCHING
CN102 24P
24 TEST
23 COM
VST
22 VST
VCK
21 VCK
EN
20 EN
DWN
19 DWN
18 VDD
C122
17 VSS
1u
16 VDDG
D102
15 VSSG
MA8036-TX
14 CS
WIDE
13 WIDE
HST
12 HST
11 REF
10 SDUT
9 CRext
HCK2
8 HCK2
HCK1
7 HCK1
6 PSIG
5 G
4 R
3 B
RGT
2 RGT
1 TEST2
R126
10k
7.7
13.4
4 6
R131 R134
5 2 56k
470k
0.5%
7.7
3 1
7.1
7.1
1.5
Q108
0.8
5
2SB1462J-
QR(K8).SO
6.5
REF VOLTAGE GEN
R132
27k
0.5%
R133
R136
68 68
R130
0.5% 0.5%
10k
0.5%
IC103
TC75S55FU(TE85R) Q106
R128 2SB1462J-
4.8
3.3 VCC 4.8 CN101 6P
3300 QR(K8).SO
4.0
BACK LIGHT
4.0 6 BL_THH
Q109
DRIVE
2SB1462J-
3.3 3.9 3.4 3.4 5 N.C.
QR(K8).SO
Q103
BACK LIGHT 4 BL_THL
2SD2216J- DRIVE
0.9
R138 QR(K8).SO 3 BL_H
BACK LIGHT 0.9
47k
0.5% DRIVE 2 N.C.
IC103
R129
1 BL_L
3300
0.1
BACK LIGHT
CONTROL 2.9
Q104
UN9213J-(K8).SO
BACK LIGHT
DRIVE
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
4-32
DSC-P7
17
PANEL UNIT
LCD901
COLOR
LCD
MONITOR
D901
BACK LIGHT
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une piéce portant le numéro spécifié.
SW-368 (2/2)