Sony Cyber-shot DSC-F717 Service Manual page 36

DSC-F717
COVER
COVER
For Schematic Diagram
• Refer to page 4-59 for printed wiring board.
• Refer to page 4-77, 78 for waveforms.
1
PD-179 BOARD (2/2)
A
LCD DRIVE, TIMING GENERATER(RGB/TG BLOCK)
XX MARK:NO MOUNT
B
C
PANEL_3.2V
PANEL_-15.3V
PANEL_13.5V
D PANEL_4.9V
E
PANEL_B
PANEL_G
PANEL_R
F
G
REG_GND
1
H
(1/2)
XRST_SYS
I
HDO
PANEL_V
CAM_SO
XCAM_SCK
XCS_PANEL_TG
J
K
L PANEL_HDO
PANEL_VG
05
PANEL_COM
PD-179 (2/2)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
2 3 4 5 6
NO MARK:REC/PB MODE(LCD ON)
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
Q806
MGSF1P02LT1
B+ SWITCH
4.9 4.9
R830 C830
100k 0.1u 0
R831
100k
0
3
C852
Q804 XX
DTC144EMT2L
B+ SWITCH
1.3
XC.SAVE 3
XCAM_SCK 3
Q802
NDS356AP
P_XTG_SO 2.8
B+ SWITCH
3
3 R803 XCS_PANELTG 3
C826
R824 470k
L801
0.1u
100k
10uH
0 3
0 R825 R801
100k 0 3
C801
R805
C853 33u R802
Q801
XX 6.3V 100k
13.5 XX 1.1
DTC144EMT2L
B+ SWITCH
C857
XX
C802 C856 XP.SAVE 3
0.1u XX
C803
0.01u 1.8
C804
1.8
0.01u
C805
1.8
0.01u
L802
R804
0
C806
XX
P_BGP
HDO
PANEL_V
R822 0
CAM_SO
BLK
XCAM_SCK
XCS_PANELTG
P_FRP
R823
0 COM_FRP
XCAM_SCK
XCS_PANELTG
P_XTG_SO
CAM_SO
PANEL_V
HDO
4-33
PD-179 BOARD SIDE A PD-179 BOARD SIDE A
7 8 9 10
L803 10uH
L804
10uH
R806 C809 C810 C813 C815
15k
1u 0.1u 0.1u 10u
25V 6.3V
0.7 0.5 1.1 2.8 0.2 1.5 1.5 6.9 4.9
36 35 34 33 32 31 30 29 28 27 26 25
13 12
2.5
EXT_DA2 VB
1.7
C818
XC.SAVE B_DC_DET 0.1u
2.5
11
XSCK VG
1.7
C819
SI G_DC_DET 0.1u
2.5
10
XCS VR
IC801
1.7
C820
0.1u
Vcc1 R_DC_DET
LCD DRIVER
IC801
RB5P003AM1
TRAP_ADJ GND2
LPF_ADJ GND1
4.9
14
XP.SAVE VSH
13.5
B_IN Vcc4
15
G_IN N.C
16
R_IN N.C
1 2 3 4 5 6 7 8 9 10 11 12
1.5 1.5 1.5 1.5 1.8
C812
R807 0.1u
2700
R814
R810 R813 100k
47k 1M
C811 R812
R811
560p 68k D801
22k
1SV290(TPL3)
C816
0.001u
R815
1M
C814
L805
68p
6.8uH
10uH
3 3 3 3 3
36 35 34 33 32 31 30 29 28 27 26 25
C827
XX
6.3V
2.8 18
BGP HCNT
SWCOM MCLK
0.2
SW CLR
1.5
FRP OE
1.5
COM_FRP SRT
IC802
3
XSCK VDD
TIMING GENERATOR
3
IC802
C807
VDD CM7021L3-E2 RESET
0.1u
3
XCS STBYB
2.8
SO GSRT
*
SI GPCK
VSYB 19 GRES
3
XVD CP
17
1 2 3 4 5 6 7 8 9 10 11 12
2.8 2.8 3 3 3
PD-179 BOARD SIDE B PD-179 BOARD SIDE B
The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety. critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified. par une piéce portant le numéro spécifié.
11 12 13 14
R816
10k
C817
6.8u
16V
C821
XX
P_TG24
P_TG23
P_TG22
P_TG21
P_TG20
P_TG18
P_TG17
P_TG16
P_TG15
P_TG14
-15.2
R828
-15.9
1 4
470k
Q805
-14.6
2
2SB1218A-QRS-TX
5 B- SWITCH
-15.2
C822
6 3
-15.9
1u
0.5
R832
R829
1M
100k
R827 C829
10k 1u
Q803
TRANSISTORHN1C01FE-
Y/GR(TPLR3)
B- SWITCH
1.5 P_TG24
1.5
P_TG23 IC803
L806 L807
0.4 P_TG22
10uH 10uH BLACKLIGHT DRIVE
2.5 P_TG21
C854
4.7u
IC803 LT1932ES6#TR
R837
0.1 P_TG20
10k
8.3
VIN
SW
3 3
XSHDN
GND
0.1
RSET
0
P_TG18
LED
R833
33k
3 P_TG17 0.5%
0 P_TG16
R834 R835
1300 15k MAZS033008SO
0.5%
0.5%
0.1
P_TG15
2.7 P_TG14
SIGNAL PATH
VIDEO SIGNAL
CHROMA
REC
PB
4-34
15 16 17
CN801 24P
24 VSH
R820
XX 23 VDD
22 VSS
21 VB
20 VG
19 VR LCD901
HCNT
18
17 MCLK
16 CLR
15 OE LCD
PANEL
14 SRT UNIT
13 STBYB
12 VBC
11 VCOM
10 RESET
9 STBYB
8 GSRT
7 GPCK
6 GRES
5 N.C.
4 VDD
3 VGL
2 VSS
1 VGH
C823
0.1u
C825
1u
R821 C824
120k 0.01u
D804
CN851 6P
MA2Z720001S0
D911
6 BL_THH BACKLIGHT
5 N.C.
4 BL_THL
8.3
C855
3 BL_H
2.2u
2 N.C.
0.1
1 BL_L
D805
MA8240-TX
D802
R836
2700
0.5%
BL_L2
R838
10k 2
BL_L1
BL_UNREG
(1/2)
UNREG_GND