Sony DSC-S750 Service Manual ▷ View online
3-1
DSC-S750
3-1. OVERALL BLOCK DIAGRAM
3. BLOCK DIAGRAM
SUB
-7.5V
BL-
DGND
DGND
DGND
VSUB
DGND
+15V
H1A H2A
+2.5VD
+3.1VD
-7.5V
VHLD
+5VM
+5VM
+3.1VC
BL+
+3.3V
DGND
+15V
DGND
H1B H2B
RG
+3.1VD
ALE
CCD_OUT
+3.1VD
VIA,VIB ~V4,V2
+3.1VD
DGND
+3.3V
DGND
+3.1VC
CSUB
-7.5V
+15V
+3.1VD
+3.1VD
DGND
VD
RAMREF
RAMCAS
RAMCLK_EN
IN2B
IN1B
LINE_OUT
+3.1VD
RAMUDQS
SPKRP
FA22
RAMA[0..14]
RAMRAS
LENS_SDAT A
LCD_VD
+1.8VD
TG_ON
VSUB_Con2
RAMWE_N
SHUTTER_M1
PWR_CTRL
RE
WP
IN3B
HD
LCD_MCLK
VP
DGND
CE0
PW_LED
RAMCLK
VIDEO_OUT
FA21
RAMCS_N
LCD_D[0..7]
PWROFF_DET
SHUTTER_M0
LENS_EN
LENS_PS
PWR_ON
ZOOM_M0
IN2A
TG_EN
LCD_HD
SHUT2
IN3A
BAT_LEVE L
CARD_ON
D-
D+
PXCLK
ZOOM_PR
BL
VSUB_Con1
RAMD[0..15]
RAMLDM
CDS_ON
RAMCLK_N
FA23
USB_DET
CDS_EN
MD[0..7]
WE
CCD_ON
RAMUDM
AF_LED
BAT_LOA D
FA20
AFERST
RAMLDQS
FOCUS_PI
ALE
SW_WIDE
IN1A
MS_CLK
SCLK
LCD_EN
SHUT1
SPKRN
PWR_KEY
MS_INS#
LCD_SDAT A
SW_TELE
SW_KEY_ADC
SW_PLAYBAC K
BAUP_PW
SDAT A
+2.5VD
CCD[0..11]
A/V_DET
LENS_SCLK
LCD_SCLK
+3.3VS
ZOOM_PI
ZOOM_M1
CLE
R/B
MODE_KEY_ADC
FLASH_CHG_L
STROBE_CHG
STROBE_TRG
STROBE_TRG
VP_STROBE
DGND
FLASH_RDY
AF_LED
STA_LE D
LCD 2.5''
INCH
PANE L
INCH
PANE L
LCD_BACKLIGHT
MEMORY
STICK
STICK
J-08 LENS BLOCK
68
2+
SPEAKER
Strobe
module
module
DDR
DGND
+2.5VD
RAMD[0..15]
RAMA[0..14]
RAMLDM
RAMWE_N
RAMCAS
RAMRAS
RAMRAS
RAMCS_N
RAMLDQS
RAMUDQS
RAMUDM
RAMCLK_N
RAMCLK
RAMCLK_EN
RAMREF
CDS
+3.3V
CCD[0..11]
VD
CDS_EN
CDS_EN
HD
SCLK
SDAT A
AFERST
TG_EN
SDAT A
AFERST
TG_EN
PXCLK
VSUB_Con1
VSUB_Con2
VSUB_Con2
-7.5V
TG_ON
CDS_ON
CDS_ON
+15V
DGND
MEMORY
NAND
MD[0..7]
CLE
WE
WP
ALE
CE0
RE
WE
WP
ALE
CE0
RE
R/B
+3.1VD
DGND
SW
+3.1VD
DGND
SW_KEY_ADC
SW_WIDE
SW_TELE
SW_TELE
SW_PLAYBACK_ K
MODE_KEY_ADC
1
2
RED
POWER
CCD_ON
-7.5V
+3.3V
VP
+5VM
BL-
+15V
BL+
PWR_CTRL
+3.1VD
+2.5VD
+1.8VD
+1.8VD
CARD_ON
+3.1VC
+3.3VS
1
2
GREEN
GREEN
STROBE
FLASH_CHG_L
STROBE_CHG
STRBOE_TRG
STRBOE_TRG
VP_STROBE
DGND
FLASH_RDY
AF_LED
1
2
GREEN
DSP
DSP
VSUB_Con1
AFERST
VSUB_Con2
CCD[0..11]
PXCLK
SCLK
SDAT A
CDS_EN
VD
TG_EN
HD
RAMD[0..15]
RAMREF
RAMA[0..14]
RAMCLK_EN
RAMLDQS
RAMWE_N
RAMCS_N
RAMRAS
RAMCAS
RAMLDM
RAMUDM
LENS_EN
STROBE_CHG
SHUTTER_M0
SHUTTER_M1
SHUTTER_M1
LENS_SCLK
LENS_SDAT A
LENS_PS
T
E
D
_
B
S
U
-
D
+
D
PWR_CTRL
STROBE_TRG
PWR_ON
LCD_HD
LCD_VD
LCD_SDAT A
LCD_EN
LCD_SCLK
LCD_MCLK
T
U
O
_
E
NI
L
T
U
O
_
O
E
DI
V
FLASH_CHG_L
VP
DGND
+1.8VD
+3.1VD
+3.1VD
+2.5VD
+3.3VS
ZOOM_PI
FOCUS_PI
ZOOM_PR
STA_LE D
ZOOM_M0
ZOOM_M1
ZOOM_M1
BAT_LOA D
CE0
T
E
D
_
V
A
#
S
NI
_
S
M
PW_LED
SW_TELE
SW_WIDE
ALE
CLE
WP
R/B
MD[0..7]
RE
WE
1
2
A
F
2
2
A
F
0
2
A
F
3
2
A
F
K
L
C
_
S
M
SW_KEY_ADC
CDS_ON
TG_ON
CCD_ON
SW_PLAYBAC K
SHUT1
SHUT2
SHUT2
AF_LED
RAMUDQS
RAMCLK
RAMCLK_N
IN3A
IN3B
IN3B
IN2A
IN2B
IN2B
BKUP_PW
IN1A
IN1B
IN1B
SPKRN
SPKRP
LCD_D[0..7]
BAT_LEVE L
PWROFF_DET
CARD_ON
BL
PW_KEY
MODE_KEY_ADC
VP_STROBE
FLASH_RDY
AF_LED
TOP
PWR_KEY
SHUT1
SHUT2
SHUT2
PW_LED
+3.1VD
DGND
JACK
JACK
D+
D-
USB_DET
DGND
A/V_DET
VIDEO_OUT
LINE_OUT
+3.1VD
CCD
CSUB
-7.5V
+15V
4
1
3
2
1
2
MS
MS_INS#
FA2 0
FA2 1
FA2 1
MS_CLK
FA2 2
FA2 3
FA2 3
ALE
+3.1VC
DGND
LCD
+3.1VD
DGND
LCD_EN
LCD_MCLK
LCD_VD
LCD_HD
LCD_HD
LCD_SCLK
LCD_SDAT A
LCD_D[0..7]
BL
1
2
1
2
GREEN
GREEN
LENS
LENS
LENS_PS
SHUTTER_M1
SHUTTER_M0
ZOOM_M1
ZOOM_M0
LENS_EN
LENS_SCLK
LENS_SDAT A
LENS_SCLK
LENS_SDAT A
+5VM
+3.1VD
ZOOM_PI
FOCUS_PI
ZOOM_PR
DGND
IN3A
IN3B
IN3B
IN2A
IN2B
IN2B
IN1A
IN1B
IN1B
AF_LED
SPKRN
SPKRP
SELF-TIMER LED
4. REPAIR PARTS LIST
4-1.
EXPLODED VIEWS
4-1-1.
OVERALL SECTION
ns: not supplied
4-1
DSC-S750
Ref. No.
Part No.
Description
Ref. No.
Part No.
Description
1
X-2188-413-1 CABINET (FRONT) ASSY
2
3-295-133-01 SCREW_TP_1.7_3_A_0.4_D=3
3
3-295-131-01 SCREW_TP_1.7_7.5_A_0.5_D=2.5
4
3-295-134-01 SCREW_TP_1.7_3.5_A_0.4_D=3
5
3-286-713-01 MIDDLE COVER L
6
3-286-712-01 COVER, JACK
7
3-286-718-01 BLOCK, RL
8
3-286-719-01 FFC2 (RL)
9
3-286-720-01 LCD (Note)
10
3-874-572-01 SCREW_TP_1.7_2.7_A_0.4_D=3
11
3-295-132-01 SCREW_TP_1.7_2_A_0.4_D=3
12
3-286-714-01 MIDDLE COVER R
1
2
3
2
4
4
4
2
12
11
10
8
7
2
6
5
ns
Main Frame Block
(See page 4-2)
Cabinet (Rear) Block
(See page 4-3)
9
(Note)
ns
2
2
11
2
Note : The adjustment is not required after replacing the LCD.
Note 2 : The adjustment is not required after replacing the
ST block assy.
Note 1 : In case of the main board or main frame assy failure,
contact your local Sony service Headquarter for the
measures.
Note 3 : Refer to "Regarding Fuse and etc." for the installation
position of Q13.
ns
(Note 1)
ns
(Note 1)
Q13
(Note 3)
Lens Block
(See page 4-4)
F1
F2
Q1
52
51
55
53
54
56
53
(Note 2)
4-1-2.
MAIN FRAME BLOCK
4. REPAIR PARTS LIST
ns: not supplied
4-2
DSC-S750
The changed portions from
Ver. 1.0 are shown in blue.
Ver. 1.0 are shown in blue.
Ver. 1.1 2008.07
Ref. No.
Part No.
Description
51
3-286-725-01 LID, BT
52
A-1444-060-A ST BLOCK ASSY (Note 2)
53
3-295-130-01 SCREW_TP_1.4_3_A_0.3_
54
3-295-134-01 SCREW_TP_1.7_3.5_A_0.4_
55
3-874-570-01 SHEET METAL, SP
• Refer to cover for mark .
• Items marked “*” are not stocked since they are seldom required for
routine service. Some delay should be anticipated when or
dering these items.
dering these items.
Ref. No.
Part No.
Description
MULTI CONNECTOR (REC) 8P
F1
1-576-363-11
56
1-820-333-11
FUSE, MICRO (1005 TYPE) (1A/30V)
F2
1-576-913-11 FUSE, MICRO (1608 TYPE) (1.6A/36V)
Q1
4-107-819-01 TRANSISTOR FLASH STROBOSCOPE
Q13
4-120-071-01 TRANSISTOR DTC144WM3T5G
*
4-1-3.
CABINET (REAR) BLOCK
4. REPAIR PARTS LIST
4-3
DSC-S750
Ref. No.
Part No.
Description
101
3-295-130-01 SCREW_TP_1.4_3_A_0.3_D=2.5
A-1444-059-A SW BLOCK ASSY
3-286-717-01 FFC1 (SW)
A-1444-059-A SW BLOCK ASSY
3-286-717-01 FFC1 (SW)
104
3-286-716-01 DIAL, MODE
BUTTON, SW
105
103
102
3-286-715-01
106
X-2188-414-1 CABINET (REAR) ASSY
101
102
103
104
106
105
101
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