Sony PMW-EX3 Service Manual page 195

SCL
SDA
SCL
SDA
PMW-EX3
A B
AU-318 (3/3)
+3.3V_A
+3.3V_A +3.3V_A
IC401
PCA9554BS-T
R407
47k
C401
NM
0.1uF
14
D_GND
R402 100 15 VDD 2
A0 I/O0
R403 100
16 3
A1 I/O1
R404 100 1 4
A2 I/O2
5
I/O3
12 7
SCL I/O4
13 8
SDA I/O5
9
I/O6
10
I/O7
17 11
NC(TM) INT
VSS
6
D_GND
IC402
+3.3V_A PCA9554BS-T
+3.3V_A
C402
0.1uF
R401
4.7k
14
D_GND
15 VDD 2
A0 I/O0
R405 100 3
16
A1 I/O1
R406 100 1 4
A2 I/O2
D_GND
5
I/O3
12 7
SCL I/O4
13 8
SDA I/O5
9
I/O6
10
I/O7
17 11
NC(TM) INT
VSS
6
D_GND
C D
AU-318 (3/3)
SUFFIX: -11 SUFFIX: -11
IC403
TC74VHC05FT(EKJ)
+3.3V_A A5.0V_A
C403
0.1uF
R408
RB401
47k
47k
NM
D_GND
14
1 VCC 2
INT/ EXT _1
1A 1Y
3 4
INT/ EXT _2
2A 2Y
5 6
LINE_1
3A 3Y
9 8
LINE_2
4A 4Y
COPY1to2 11 10
5A 5Y
13 12
+48V_1
6A 6Y
GND
+48V_2
D_GND
7
D_GND
A5.0V_A
RB402
47k
IC404
TC74VHC05FT(EKJ)
+3.3V_A
C404
0.1uF
D_GND
14
1 VCC 2
AUTO_WIN_1
1A 1Y
3 4
+12dB_1
2A 2Y
5 6
AUTO_WIN_2
3A 3Y
+12dB_2 9 8
4A 4Y
11 10
LINK_1_A
5A 5Y
13 12
LINK_2_A
6A 6Y
GND
7
D_GND
8-7 8-7
E
R409
47k
EXT_1 002
EXT_2 002
002
LINE_1
LINE_2 002
002
COPY1to2
002
+48V_1
002
+48V_2
WIN_DET_1 001
+12dB_1 002
WIN_DET_2 001
+12dB_2 002
002
LINK_1_A
LINK_2_A 002
I2C 001
F G
1
2
3
4
5
AU-318 (3/3)
BOARD NO. 1-877-255-11
PMW-EX3_AU-318_011_3
H