Read Sony DSC-F77 / DSC-FX77 Service Manual online
DSC-F77/FX77
COVER
COVER
For Schematic Diagram
• Refer to page 4-47 for printed wiring board.
• Refer to page 4-47 for printed wiring board.
4-2. SCHEMATIC DIAGRAMS
SY-81 BOARD SIDE A
SY-81 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
SY-81 BOARD SIDE A
SY-81 BOARD SIDE B
4-17
4-18
SY-81 (5/13)
(4/13)
35
27
(3/13)
39
(13/13)
(2/13)
10
1
(1/13)
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
and the Transistors with mark,are
not possible.
R:REC MODE
P:PB MODE
P:PB MODE
NO MARK:REC/PB MODE
R3.1/P0
2.9
3.1
R3.1/P0
0.1u
C817
0.01u
C821
2700
R824
0.5%
100k
R810
CAM_3.2V
FOCUS_A
BIAS+
0.5%
R806
XX
0.01u
C807
10uH
L802
TC7SH08F-TE85R
IC804
1
2
3
4
5
FOCUS_B
NJM12902SC3 (TE2)
IC803
1
OUT
2
IN(-)
3
IN(+)
4
VCC
5
IN(+)
6
IN(-)
7
OUT
8
OUT
9
IN(-)
10
IN(+)
11
GND
12
IN(+)
13
IN(-)
14
OUT
0.1u
C813
HR_DIR0B
XLENS_RST_LED
10uH
L801
FOCUS_B
0.5%
10k
R813
2SB1462L0AS0
Q803
1
4
3
2
0.5%
22k
R809
6.3V
10u
C822
HR_DIR0A
C815
XX
0.5%
16k
R812
XFC_RST_SENS
0.5%
220k
R819
0.033u
C802
0.5%
56k
R834
DRIVE-
0.5%
1k
R814
1u
C805
0.1u
C814
DRIVE+
XX
C818
0.01u
C816
0.5%
100k
R804
NJM12902SC3 (TE2)
IC801
1
OUT
2
IN(-)
3
IN(+)
4
VCC
5
IN(+)
6
IN(-)
7
OUT
8
OUT
9
IN(-)
10
IN(+)
11
GND
12
IN(+)
13
IN(-)
14
OUT
BIAS-
0.5%
18k
R805
FOCUS_A
0.5%
1k
R828
MSHUT_EN
10uH
L803
2SD2216L0AS0
Q802
1
4
3
2
0.5%
180k
R823
HALL_AD
5%
10k
R831
0.5%
2200
R829
33u
6.3V
C820
WTGA-UPD16877W
IC802
1
VM1
2
A1_F
A
3
PGND
4
A2_FB
5
A3_ZA
6
PGND
7
A4_ZB
8
VM4
9
IN1
10
EN1
11
IN2
12
EN2
13
IN3
14
EN3
15
IN4
16
EN4
17
B4_ZB
18
PGND
19
B3_ZA
20
VM2_3
21
B2_FB
22
PGND
23
B1_F
A
24
VDD
0.047u
C810
0.5%
330
R827
10p
C812
0.5%
100k
R808
HR_EN0
5%
4700
R833
0.5%
68k
R807
XMSHUT_ON
0.01u
C804
XX
R825
FC_SENS_VCC
M_5V
0.5%
10k
R830
0.5%
100k
R811
REG_GND
REG_GND
0.5%
180k
R826
5%
0
R801
5%
0
R802
5%
0
R803
2SD2216L0AS0
Q801
1
4
3
2
0.1u
C819
5%
0
R837
33u
6.3V
C823
0.5%
6800
R818
0.5%
10k
R838
0.5%
10k
R839
R840
10k
XX
C803
3300p
C801
0.001u
C808
0.001u
C811
5%
XX
R841
C825
XX
XX
C824
HALL_OFFSET
HALL_REF
HALL_GAIN
IRIS_CONT2
IRIS_CONT1
0.1u
C806
HALL+
HALL-
XFC_RST_SENS
1
A
IRIS_COM
IC801
HALL CONTROL
HALL CONTROL
IC803
IC802
FOCUS/IRIS(MECHA SHUTTER)
6
2
5
3
D
G
E
C
B
F
H
I
J
K
17
16
14
13
15
12
11
9
10
8
SY-81 BOARD (5/13)
XX MARK:NO MOUNT
7
4
L
05
SHUTTER CONTROL
IC804
LENS DRIVE(LD BLOCK)
HALL AMP
GAIN CONTROL
BUFFER
B+ SWITCH
DRIVE
Ver 1.1 2003. 02
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