Read Sony STR-SE581 Service Manual online
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Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
I/O
O
O
—
I
I
I
I
—
I
I
O
—
—
O
O
I
I
I
I
I
O
O
O
O
O
O
O
O
O
O
—
O
O
O
O
O
O
O
O
O
Description
Volume up.
Volume down.
Standby LED drive.
System power ON/OFF.
RDS data input terminal (EXCEPT Australian, E, Saudi Arabia, PX model).
RDS clock input terminal (EXCEPT Australian, E, Saudi Arabia, PX model).
Stop signal input from NJM2103D (IC950).
Ground.
Sircs signal input.
Power switch input terminal.
5.1ch input LED.
Power supply (+5V).
Bass boost LED drive.
Line mute drive.
Surround Lch mute.
Input for model select.
Key in 4.
Key in 3.
Key in 2.
Key in 1.
Surround Rch mute.
Key out 1.
Key out 2.
Key out 3.
Key out 4.
Connect to –24V.
Fluorescent indicator tube drive.
Pin Name
VOLUME UP
VOLUME DOWN
STANDBY
SYS. POWER
RDS. DATA. IN
RDS. CLK. IN
STOP
Vss
SIRCS
POWER SW
5.1ch LED
+5V
BASS BOOST
FUNC. MUTE
SL MUTE
VERSION
K14
K13
K12
K11
SR MUTE
S15
S14
S13
S12
S11
S10
S9
S8
S7
VLOAD
S6
S5
S4
S3
S2
S1
DIG10
DIG9
DIG8
Fluorescent indicator tube drive.
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