Sony WX-C570R Service Manual page 38

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Pin No. Pin Name
57 SD IN
58 WIDE
59 LED OE
60 LED LCK
61 AM ST
62 FM ST
63 VSS
64 SEEK OUT
65 TU MUTE
66 VOL SO
67 VOL CKO
68 VOL CE
69 —
70 RDS SDA
71 RDS SCL
72 RDS DAVN
73 X1A
74 X0A
75 —
76 KEY ACK
77 BU IN
78 RC IN1
79, 80 —
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81 ACC IN
82 —
83 AF SEEK
84 MUTE
85 AMP ON
86 HSTX
87 MD2
88, 89 MD0, 1
90 RESET
91 VSS
92 X0
93 X1
94 VCC
95 – 99 —
100 TEST
101 TEL MUTE
102 ILL IN
103 —
104 REEL
105 POS0
106 POS1
107 POS2
108 POS3
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109 TAPE MUTE
110 AM IN
111 F ROUT
.
112 AMS ON
113 MTL ON
114 DOL ON
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I/O
I Signal detector input
O WIDE/NARROW select output (Not used in this set.)
O LED driver control over write output
O LED driver control serial latch output
I AM stereo input (Not used in this set.)
I/O Used in conjunction with stereo input/monaural output (FM mode)
— GND
O SEEK OUT output
O Tuner mute output
O Electric volume serial data output
O Electric volume serial clock output
O Electric volume serial chip enable output
— Not used.
I RDS serial clock input
I RDS serial data input
I RDS IC data taking in detection input
— Low speed oscillation input (32.768 kHz)
— Low speed oscillation input (32.768 kHz)
— Not used.
I Key input acknowledge
I Back-up power detection input
I Rotary commander input
— Not used.
I Accessory power detection input
— Not used.
O AF SEEK output
O System mute control output
O Power amplifier power control output
— Connect to power supply pin.
— Connect to GND.
— Connect to power supply pin.
I Microcomputer reset input
— GND
— High speed oscillation input (3.68 MHz)
— High speed oscillation input (3.68 MHz)
— Power supply pin (+5 V)
— Not used.
I Test mode setting detection input
I Telephone mute detection input
I Illumination line detection input
— Not used.
I Tape reel table rotation detection input
I Tape position detection input 0
I Tape position detection input 1
I Tape position detection input 2
I Tape position detection input 3
O Tape mute output
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I AM stereo detection input
O Tape forward/reverse detection output
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O Tape AMS control output
I Auto METAL detection input
O Tape DOLBY control output
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2 9
8
Pin Description
Q Q
3 6 7 1 3 1 5
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.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9