Sony BCU-100 Maintenance Manual page 162

431,432,433,442,601,602,603,604,701,703,711,721,800
1
601,604 FPGA_UART0_TXD
601 FPGA_UART0_RTS
433,601 /REAR_SIO_EN
2
431,432,433,442,601,602,603,604,701,703,711,721,800
V3P3_MAIN
R4334
433,601 /REAR_SIO_EN
Q4301
DTC144EUA-T106
3
4
5
A B
FB4301
V3P3_MAIN
C4307
C4301
0.1uF
0.47uF
IC4301
MAX3222IPWR
19
GND
R4330 22
13 VCC
DIN1 DOUT1
12
R4331 10k
DIN2 DOUT2
22
R4332 16
RIN1 ROUT1
R4333 22 9
RIN2 ROUT2
20
PWRDOWN C1+
R4340 0
1
EN C1-
3
V+ C2+
C4303 0.1uF 7
V- C2-
11
C4304
NC1 NC2
0.1uF
GND
GND
R4174
18
10k
GND
0
GND
CL4428
0.8
400 SB_SIO_SCLK
C
BE-28 (23/44) BE-28 (23/44)
SUFFIX: -12 SUFFIX: -12
GND
17 R4342 22
8 R4343 22
15 R4344 22
REAR_SIO_RXD 604
10 R4345 22
FPGA_UART0_CTS 601
2
C4309 0.1uF
4
5
C4310 0.1uF
6
14
GND
5-32 5-32
D E
FL4301
5
CT
1 2
EMI
IN OUT
GND1 GND2
3 4
5
CT
1 2
EMI
IN OUT
GND1 GND2
3 4
FL4302
RV4301 RV4303 RV4305 RV4307
R4329 0
FL4303
5
CT
GND
2 1
EMI
OUT IN
GND2 GND1
4 3
FL4304
5
CT
2 1
EMI
OUT IN
GND2 GND1
4 3
F
CN4310
CD 1
RXD 2
TXD 3
DTR 4
GND 5
DSR 6
GND
RTS 7
CTS 8
RI 9
10 11
R4175
0
GND
BE-28 (23/44)
BOARD NO. 1-876-411-12
SJX-300_BE-28_012_433
BCU-100 MM
G H