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TA-S9D
5-5. IC PIN FUNCTION DESCRIPTION
• FRONT AMP BOARD IC310 PT8300-S (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
1
VSS
—
Ground terminal
2
RESET_B
I
Reset signal input terminal Not used
3
CLK
I
Serial data transfer clock signal input from the tuner unit (ST-S9)
4
LATCH
I
Serial data latch pulse input from the tuner unit (ST-S9)
5
LED C
O
LED drive signal output of the CINEMA STUDIO C indicator (D706) "L": LED on
6
LED B
O
LED drive signal output of the CINEMA STUDIO B indicator (D705) "L": LED on
7
LED A
O
LED drive signal output of the CINEMA STUDIO A indicator (D704) "L": LED on
8
LED EQ
O
LED drive signal output of the EQ indicator (D703) "L": LED on
9
LED SUR
O
LED drive signal output of the SUR indicator (D702) "L": LED on
LED drive signal output of the MULTI CHANNEL DECODING indicator (D781)
10
LED BLU
O
"L": LED on
11
HP SW
I
Headphone detection signal input terminal "H": headphone on
12
PROTECT
I
Over load detection signal input for speaker output "L": over load
13
LATCHO
O
Serial data latch pulse output terminal Not used (open)
14
CLKO
O
Serial data transfer clock signal output terminal Not used (open)
15
—
—
Not used (open)
16
—
—
Not used (fixed at "L")
17
—
—
Not used (open)
18
MUTING
O
Muting on/off control signal output terminal "L": muting
19
LED PW
O
LED drive signal output of the I/1 indicator (D701) "L": LED on
20
SUR RY
O
Relay drive signal output for the surround speaker (rear and center) protection "H": on
21
F RY
O
Relay drive signal output for the front speaker protection "H": on
22
STK PW
O
Power amplifier on/off selection signal output terminal "L": standby, "H": on
23
—
—
Not used (open)
24
STBY RY
O
Standby relay drive signal output terminal "L": standby, "H": power on
25
DATA OUT
O
Serial data output to the tuner unit (ST-S9)
26
DATA IN
I
Serial data input from the tuner unit (ST-S9)
27
PULLUP
—
Not used (open)
28
VCC
—
Power supply terminal (+5V)
Description
14
5-6.
PRINTED WIRING BOARD – SURROUND AMP Section – •
1
2
SURROUND AMP BOARD
A
THP092
R1031
C1034
R1047
IC1001
C1033
R1033
R1005
JW1005
JW1004
B
R1055
C1003
C1004
C1053
C1052
C1083
R1083
C1054
C
C1084
CLP1000
RY1062
D1062
R1089
JW1010
Q1081
E
C1086
C1087
13
D
R1085
R1088
FRONT AMP
BOARD
CN103
(CHASSIS)
(Page 11)
• Semiconductor
Location
Ref. No.
Location
D1001
B-3
D1002
C-5
D1051
B-3
D1061
B-4
D1062
C-2
D1081
D-2
IC1001
B-1
Q1001
B-3
Q1051
B-3
Q1061
C-5
Q1063
D-5
Q1081
D-1
Q1092
A-4
Q1093
A-4
14
See page 10 for Circuit Boards Location.
3
4
R1094
R1095
E
E
Q1093
R1093
Q1092
R1032
R1092
Q1001
D1001
E
R1009
C1007
R1006
R1008
RY1061
R1058
D1051
C1006
R1056
E
Q1051
R1057
C1057
C1056
R1061
R1060
R1051
R1059
R1010
R1081
Q1061
JW1016
E
C1081
R1063
C1001
C1051
JW1015
D1002
JW1014
JW1013
JW1012
E
JW1011
Q1063
R1065
R1069
4
1
1
R1062
R1090
CN1003
CN1002
FRONT AMP
H
J
BOARD
CN108
(Page 11)
5
1-680-750-
11
11
(12)
(22)
EXCEPT
(AEP, UK)
AEP, UK
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