Sony DSC-P2 Service Manual page 14

COVER
COVER
For Schematic Diagram
• Refer to page 4-43 for printed wiring board.
2 3
1
CN301 27P
ZOOM_A 27
ZOOM_A 26
A
ZOOM_B 25
ZOOM_B 24
FOCUS_A 23
FOCUS_B 22
FOCUS_A 21
FOCUS_B 20
F_RST_VCC 19
F_RST_GND 18
B
F_RST_SENS 17
Z_POSI_OUT 16
Z_POSI_GND 15
LENS Z_POSI_VCC 14
UNIT
TEMP_OUT 13
TEMP_GND 12
Z_RST_VCC 11
Z_RST_SENS 10
C
Z_RST_GND 9
IRIS_S_- 8
IRIS_S_+ 7
IRIS_M_- 6
IRIS_M_+ 5
SHUTTER- 4
SHUTTER- 3
SHUTTER+ 2
D
SUTTEER+ 1
E
F
G
MSHUT_REF
23
(6/10)
XCAM_DR_PS
H
I
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6
ZOOM_A SY-77 BOARD (4/10)
ZOOM_A
ZOOM_B
LENS DRIVE(LD BLOCK)
ZOOM_B
XX MARK:NO MOUNT
FOCUS_A
NO MARK:REC/PB MODE
FOCUS_B
R:REC MODE
FOCUS_A
P:PB MODE
FOCUS_B
IRIS_S_-
C301
C302
0.1u
IRIS_S_+ 0.1u
IRIS_M_-
R1.2/P0.5
4.9
IRIS_M_+
SHUTTER-
R1.2/P0.5 R1.2/P0.5
SHUTTER+
IC301
TC75S55FU(TE85R)
R308
820
R309
XX
0.2
24 23 22 21 20 19
C307
0.1u
0
CP1
0
CP2
CP3
0
C306
CP4
0.1u
0
IC302
VG
DGND
LENS DRIVER
0.6
VLIM
IC302
BD6752KV-E2
VREF
R2.9/P0
PS
2.9
VCC
BR6
BR5
C304
0.1u
37 38 39 40 41 42 43 44 45 46 47 48
0.2 5
4-15
SY-77 BOARD SIDE A SY-77 BOARD SIDE A SY-77 BOARD SIDE B SY-77 BOARD SIDE B
7 8 9
Note:
:Voltage measurment of the CSP IC
and the transistors with mark,is
not possible.
Q301
2SB1462L0AS0
L303
B+ SSWITCH 10uH
20%
R302
68k
R307
4700
R301
68k
IC301
BUFFER
L301
10uH
L302
10uH
C305 C303
R1.2/ 4.9
0.01u 33u
P0.5 C309
10V
33u
Q302
10V
CPH3206-TL C310
0.01u
R1.2/P0.5
HR_EN1
HR_DIR1B
HR_DIR1A
HR_EN0
R310
HR_DIR0B
0
HR_DIR0A
MSHUT_ON
0
MSHUT_EN
18 17 16 15 14 13
IRIS_M_IN
IRIS_M_EN
IRIS_S_IN
2.9 IRIS_S_IN
IN1
IRIS_S_EN
0
IRIS_S_EN
EN1
R2.9/P0
IRIS_M_IN
IN2
0
IRIS_M_EN
EN2
R0.1/P2.9
HR_DIR0A
IN3
0
HR_EN0
EN3
FOCUS R1.4/P0
HR_DIR0B
IN4
0
EN4
R2.5/P2.9
HR_DIR1A
IN5
0 HR_EN1
EN5
ZOOM R2.5/P2.9 HR_DIR1B
IN6
0
EN6
0 0 R2.9/P0
R303
D301
10
XX
0.5%
10 11
REG_GND
24
D_2.9V
(10/10)
M_5V
LENS_TEMP
25
(6/10)
ZOOM_POS
HR_EN1
HR_DIR1B
HR_DIR1A
HR_EN0
HR_DIR0B
HR_DIR0A
MSHUT_ON
MSHUT_EN
10
(2/10)
IRIS_M_IN
IRIS_M_EN
IRIS_S_IN
IRIS_S_EN
XLENS_RST_LED
XFC_RST_SENS
XZM_RST_SENS
R304 R305 R306
10 10 10
0.5% 0.5%
0.5%
4-16
DSC-P2
SY-77 (4/10)