Sony CCU-TX50 Service Manual page 120

1
2
3
4
5
A B
IV-57A (2/4) IV-57A (2/4)
CN902
a24 Serial-Data
(124/135)
CN902
b24 Serial-Clock
(125/135)
CN902
c24 Serial-Load
(126/135)
1 2
CN902
a25 IIC-SDA1
(130/135)
3 4
5 6
7 8
RB101
22
CN902
b25 IIC-SCL1
(131/135)
CN902
c25 IIC-CS
(132/135)
Q102
2SC2873Y-TE12L
+5V
Q101
2SA1774TL-QR
R108
R103 10
1k
R105
Ref-Vol
100 IC128
+5V-4
SN74LVCU04APWR
R101
2.2k (7/7)
C102 C103
1uF 10uF
C101
R102 R104
C104
1uF 4.7k 1k
VCC
R109 1uF
10k
GND
IC128 (2/7)
SN74LVCU04APWR
IC128 (3/7)
SN74LVCU04APWR
IC128
SN74LVCU04APWR
IC128
SN74LVCU04APWR
IC128
SN74LVCU04APWR
3
IC128
SN74LVCU04APWR (1/7)
R106 R110
5
10 22
1 2
CN901
A1 MST-27M-CLK-in
(1/66)
CN901
R107
B1 CLK-Guard-GND 9
(2/66) 2.2k
R111
2.2k
11
13
GND
4-20
C D
+5V
IC106
M62352AGP-D60Q
+5V
IC105
C113 C114
TC74VHCT245AFT(EL)
0.1uF 0.1uF
20 GND 11
2 VCC 18 17 VCC
1 2
A1 B1 DI AO1
3 4 3 17 14
A2 B2 DO AO2
4 16
5 6
A3 B3 AO3
7 8 5 15 15
A4 B4 LD AO4
6 14
RB102
A5 B5 AO5
220
7 13 16
A6 B6 CLK AO6
12
8
A7 B7 AO7
9 11
A8 B8 AO8
19
G AO9
1 10
DIR VDD AO10
GND
AO11
10 1
VSS AO12
GND
20
IC103
GND
PCA9555DB-118
+3.3V GND
C111
0.1uF
24
GND
VDD
23 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
R258 +3.3V
11
I/O0.7 1k
BC /INST
R259
13 GND NM 1k
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 PWR-OK/NG 001
R118
100
1
INT
VSS
12
+3.3V
GND
RB104
100k
IC104
PCA9555DB-118
+3.3V
C112
0.1uF
24
GND
VDD
23 4
SDA I/O0.0
3 5
A2 I/O0.1
2 6
A1 I/O0.2
21 7
A0 I/O0.3
8
1 2
I/O0.4 DIF-NG/OK-in
22 9 3 4
SCL I/O0.5 SDI-RET-SEL0-out
10
5 6
I/O0.6
11 7 8
I/O0.7 CONF-DONE-2 003
RB103
R120
220
100
13
I/O1.0 RET-SEL-VBS 1-out
R121
14
100
I/O1.1 R122 RET-SEL-VBS 0-out
15
100
I/O1.2 RET-SDI-CTL-OFF/ON-out
16
I/O1.3 R251
17 100
I/O1.4 SDI-RET-SEL1-out
18
I/O1.5
19
+3.3V
I/O1.6
20
I/O1.7
R256 R257
Reconfig IC131 (1/2)
100k 100k
TC7SH04FU(T5RSOYJF)
1 R254
NM NM 0 2
INT 4
VSS
Board-ID
+3.3V
12
R260 R261
1k 1k
R253
47k
GND
VCC
GND
IC131 (2/2)
(4/7)
SYS27M TC7SH04FU(T5RSOYJF)
TP101
(5/7)
(6/7)
R112 CN901
100 C1
(3/66)
CN901
R113 (13.5M-in)
4 22 (4/66) D1
27M-CLK-P2A 002
CN901
E1 MST-SD-F-in
(5/66)
CN902
d10
6 R114 22 (58/135) Skin-Tone-Gate-in
27M-CLK-P2B 002
CN902
e10 Guard-GND
(59/135)
8 R115
22
27M-CLK-P2C 002
10 R116
22
27M-CLK-P2D 003
12 R119 002
22 CN901
(27M-CLK-out)
A7 (37/66)
CN901
Guard-GND B7
(38/66)
4-20
E F
GND
18
19
2
3
Y-DC 002
4
B-Y-DC 002
5
R-Y-DC 002
6
SATURATION 002
7
8
9
12
13
+3.3V RB105 RB106 RB107 RB109
RB108
100k 100k
100k 100k 100k
S101
1 2
3 4
RET SET
5 6
7 8
S102
1 2
3 4
TEST
5 6
7 8
FREERUN
S103
1 2
3 4
MODE
5 6
7 8
S104
2
1
3
A/B
5
4
6
S105
2
1
3
5
ON/OFF
4
6
S106
2
LOCAL
1
RETURN SET
3
REMOTE
G1
NM 4 5 6 7
S107
4
DISP
5
6 OFF
MENU
G1
PAGE
10 9 8 7
S108
4 MT1
REW
5
6 MT2
FF
CN902 G1
d16 (79/135)
CN902 10 9 8 7
e16
(80/135)
GND
CN902
d15 (73/135)
CN902
c15
(72/135)
CN902
e15
(74/135)
CN902
c17
(84/135)
+3.3V
IC130
TLC7733IPWR-12
C195
8
0.1uF
R255
100 NM
1 VDD 6
CONTROL RESET
5
2
RESIN RESET nCONFIG 003
7
R252
SENSE
100
3
CT
GND
4
C196
10uF
+3.3V
INPUT
IC107
C116
0.1uF
SN74LVC574APWR
20
R127
2 VCC 19
220
D1 Q1
R128
3 18
220
D2 Q2
R129
4 17
220
D3 Q3 MST-SD-F
R130
5 16
220
D4 Q4 SKIN-GATE
6 15
R125 R126 D5 Q5
100k 100k
7 14
D6 Q6
8 13
D7 Q7
9 12
GND GND GND
D8 Q8
11
CLK
R132 1
27M-CLK-P2A OE
10
GND
R131
2.2k GND
10
C115
220pF
GND
G
003
003
003
CCU-TX50/V2
H