Sony STR-KS500 Service Manual page 31

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Pin No.
Pin Name
52
RDS CLK
53
RDS DATA
54 SIRCS
55
FUSE DETECT
56
POWER KEY
57
NC
58 POW_MUTE
59
VOL (B)
60
VOL (A)
61
DIN
62 CLK
63
FL_STB
64
MUTE
65
STEREO
66 TUNED
67
PROTECTOR
68
SLATCH
69
DO
70
FRONT RELAY
71
CENTER RELAY
72
REAR RELAY
TE
L 13942296513
F_CTRL1,
73, 74
F_CTRL2
75
FAN_CLK
76
FAN_DETECT
77 RSTX
78
POWER RELAY
79
X1A
80
X0A
81
VSS
82 X0
83
X1
84
VCC3
85
NOT IN USE
86 NC
87
NOT IN USE
88
LRCK_SW
89 to 92
NOT IN USE
93
XMODE
94 CKSEL1
95
CLK
www 96
CE
97
DI
98 DO
.
99
ERROR
100
XSTATE
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I/O
I
RDS interrupt clock signal input from the tuner
I
RDS serial data input from the tuner
I Sircs signal input from the remote control receiver
I
Fuse detection signal input terminal "H": fuse detect
I
Power key input terminal "L": power on
O
Not used
O Power muting control signal output terminal Not used
I
Jog dial pulse input from the rotary encoder (B phase input) (for MASTER VOLUME)
I
Jog dial pulse input from the rotary encoder (A phase input) (for MASTER VOLUME)
O
Serial data output to the fluorescent indicator tube driver
O Serial data transfer clock signal output to the fluorescent indicator tube driver
O
Strobe signal output to the fluorescent indicator tube driver
O
Muting on/off control signal output to the tuner "L": muting on
I
FM stereo detection signal input from the tuner "L": stereo
I Tuned detection signal input from the tuner "L": tuned
I
Protect on/off detection signal input from the protect circuit "H": protect on
O
Serial data latch pulse signal output to the tuner
I
Serial data input from the tuner
O
Relay drive signal output (for front speaker) "H": relay on
O Relay drive signal output terminal (for center) "H": relay on
O
Relay drive signal output (for surround (rear)) "H": relay on
O
Fan motor control signal output terminal
I
Fan motor feedback clock signal input terminal
I
Fan motor speed level detection signal input terminal
System reset signal input from the reset signal generator "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
O Relay drive signal output terminal (for main power) "H": relay on
O
Sub system clock output terminal Not used
I
Sub system clock input terminal Not used
-
Ground terminal
I Main system clock input terminal (24 MHz)
O
Main system clock output terminal (24 MHz)
-
Power supply terminal (+3.3V)
-
Not used
- Not used
-
Not used
O
Signal selection signal output terminal Not used
-
Not used
O
System reset signal output to the digital audio interface receiver "L": reset
O Output clock selection signal output terminal Not used
O
Clock signal output to the digital audio interface receiver
O
Chip enable signal output to the digital audio interface receiver
O
Write data output to the digital audio interface receiver
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I Read data input from the digital audio interface receiver
i
I
PLL lock error signal and data error flag input from the digital audio interface receiver
I
Source clock selection monitor input from the digital audio interface receiver
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8
Description
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3 6 7 1 3 1 5
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STR-KS500
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9 9
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