Sony CCU-TX50 Service Manual page 109

IC361
PCA9555DB-118
+3.3V
C361
0.1uF
GND
24
R361
22 VDD
CN902 23 4
a25 IIC-SDA1 SDA I/O0.0
(130/135)
3 5
A2 I/O0.1
2 6
A1 I/O0.2
21 7
A0 I/O0.3
8
R362 I/O0.4
22 22 9
CN902
b25 IIC-SCL1 SCL I/O0.5
(131/135)
10
I/O0.6
11
I/O0.7
13
I/O1.0
14
I/O1.1
15
I/O1.2
16
I/O1.3
17
I/O1.4
18
I/O1.5
19
I/O1.6
20
I/O1.7
1
INT
VSS
12
GND
IC363
PCA9555DB-118
+3.3V
C364
0.1uF
24
GND
23 VDD 4
SDA I/O0.0
3 5
A2 I/O0.1
2 6
A1 I/O0.2
21 7
A0 I/O0.3
8
I/O0.4
22 9
SCL I/O0.5
10
I/O0.6
11
I/O0.7
13
I/O1.0
14
I/O1.1
15
I/O1.2
16
I/O1.3
17
I/O1.4
18
I/O1.5
19
I/O1.6
20
I/O1.7
1
INT
VSS
12
GND
CCU-TX50/V2
I J
TR-133A (1/3)
+5V
IC362
TC74VHCT541AFT(EL)
L361
10uH
C362
22uF C363
S363
0.1uF
GND
GND
MIC_MUTE_OFF ADJ
20 RB361
220
2 Vcc 18
1 2
A1 Y1 RET_RF_ATT_0 003
3 17
3 4
A2 Y2 RET_RF_ATT_1 003
4 16 5 6
A3 Y3 PROMPT_ATT 003
5 15
7 8
A4 Y4
6 14 1 2
A5 Y5 TONE_512/102Hz_SEL 002
7 13
3 4
A6 Y6 AUX_SEL_MIC2 002
8 12
5 6
A7 Y7 AUX_SEL_INCOM2 002
9 11 7 8
A8 Y8 PROMPT_TX/RX 003
1
RB362
G1
220
19
G2
GND S361 S362
NM NM
R367 10
10k
GND
GND
RB363
220
7 8
5 6
INCOM1_DEMOD_DIAG 002
3 4
PROMPT_NOVIDEO 003
1 2
TONE_DET 002
1 2
PWR_OK/NG
001
3 4 TX/REM
RX/REM
5 6
7 8
S2
TX
RB364
1
TX/REM
220
2 3
REM
4
(Address:101 I/O_0:OUTPUT,I/O_1:INPUT) GND
5
RX
6 7
8
R379
S1 0
ON NM
2
1
CAM POWER
3
G1
OFF R380
4 5 6 7 0
GND
RB365
220
1 2 CN902
Trans-HIRA-PIN 0 a21 (106/135)
3 4
CN902
Trans-HIRA-PIN 1 b21 (107/135)
5 6
c21 (108/135) CN902
Trans-HIRA-PIN 2
7 8 CN902
Trans-HIRA-PIN 3 d21 (109/135)
1 2 CN902
cable-over e21 (110/135)
3 4 CN902
Trans-HIRA-PIN 5
a22 (112/135)
from DM-140 Board
5 6
CN902
Trans-HIRA-PIN 6 b22 (113/135)
7 8
c22 (114/135) CN902
Trans-HIRA-PIN 7
RB366 220
1 2
d22 (115/135) CN902
Trans-HIRA-PIN 8
3 4 CN902
Trans-HIRA-PIN 9 e22 (116/135)
5 6
PROMPT_ON ON:Hi
7 8
ON:Hi
PROMPT_DEMOD_ON
RB367
220
(Address:111 I/O_0:INPUT,I/O_1:INPUT)
K L
TR-133A (1/3)
IC364
TC7WH123FU(TE12R)
R372 R373
100k
220k
C366
0.1uF
8
7 VCC
INCOM_MUTE
RX/CX
5
C365
Q
10000pF
6
CX
1
A
2
002 CHU_DATA B
3
CLR
GND
4
MIC_MUTE_OFF
CHU_DATA_HOLD_IN
GND
R377
R376 22k R371
33k 10k
GND GND
FRONT-CONNECTOR
CN902
CN902
e1 Front-GND
(5/135) (4/135)
CN902
CN902
e6
(35/135) (34/135)
CN902 CN902
e7
(41/135) (40/135)
CN902 CN902
e10
(59/135) (58/135)
CN902
(64/135)
CN902
CN902
e15
(74/135) (73/135)
CN902
e16 CN902
(80/135) (79/135)
CN902 CN902
e17
(86/135) (85/135)
CN902
(91/135)
CN902
(97/135)
CN902
e23 MASTER-RST
(122/135)
CN902 CN902
e24 Serial-com-CS1
(128/135) (127/135)
CN902
CN902
e25 IIC-SCL2
(134/135) (133/135)
4-9 4-9
M
IC367 (2/2)
IC370 (2/2)
IC368 (2/2)
TC7SH02FU(T5RSOYJF) TC7SH86FU(T5RSOYJF)
TC7SH00FU(T5RSOYJF)
VCC VCC VCC VCC VCC
GND GND GND GND GND
IC369 (2/2)
D361 D362 D363
TC7SH00FU(T5RSOYJF) 1SS301-TE85L 1SS301-TE85L 1SS301-TE85L
IC365 (2/2)
IC365 (1/2)
TC7SH86FU(T5RSOYJF)
TC7SH86FU(T5RSOYJF)
1
2
4 4
R374 2 1
100k
IC368 (1/2)
TC7SH00FU(T5RSOYJF)
C367
47uF
IC367 (1/2)
TC7SH86FU(T5RSOYJF)
1 2
4 4
R375 2 1
100k
IC369 (1/2)
TC7SH00FU(T5RSOYJF)
C368
47uF
IC370 (1/2)
TC7SH02FU(T5RSOYJF)
R378
2 10
4
1 MIC_MUTE 002
CN902
d1 c1 Front-GND
(3/135)
CN902
CN902 c2 CN902
(ANA-Audio-AUX) b2 Front-GND (7/135)
(9/135) (8/135)
CN902
(19/135)
CN902
c5 (ANA-Audio-AUX)
(27/135)
CN902 CN902 CN902
d6 c6 (NC) b6
(33/135) (32/135) (31/135)
d7 CN902
b7
(38/135)
CN902
(43/135)
CN902
CN902
b9
(50/135) (49/135)
CN902
d10 CN902 b10
(56/135) (55/135)
CN902 CN902
d11 (NC) c11 (NC)
(63/135) (61/135)
CN902 CN902
d15 c15
(72/135) (70/135)
d16 CN902 c16 CN902
(NC) b16 Front-GND
(78/135) (77/135)
CN902
d17 c17 CN902 b17 Front-GND
(84/135) (83/135)
CN902 CN902
d18 c18
(90/135) (88/135)
CN902
d19 c19
(96/135)
CN902
CN902 CN902
c23 COM-HIRA-PIN 7 b23 COM-HIRA-PIN 6
(120/135) (119/135) (118/135)
CN902 CN902
d24 Serial-com-CS0 c24 Serial-Load CN902 b24 Serial-Clock
(126/135) (124/135)
(125/135)
CN902
d25 IIC-SDA2 c25 IIC-CS
(132/135)
N O
1
INCOM1_MUTE 002
INCOM2_MUTE 002
2
3
a2 Front-GND
a4 AUDIO-RX-BCK-out
a6
a8
a9
a10
a11
a15 Front-GND
4
a18 Front-GND
a23 COM-HIRA-PIN 5
Serial-Data
a24
5
TR-133A (1/3)
BOARD NO. 1-865-027-11
CCU-TX50_TR-133_11P_1
P