Sony XR-C9100R Service Manual page 28

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Pin No. Pin Name
54 VCC
55 RAMBU
56 POWSEL
57 EQ-SEL
58 TESTIN
59 PACK-IND
60 TIRPLAY
61, 62 SUB-SW1, 0
63 VSS
64 VOLCE
65 MUTE
66 VOLSO/SUBSO
67 VOLCKO/SUBCKO
68 SUBCE
69 FLASH-W
70 12CSIO
71 12CCKO
72 RC-IN1
73 X1A
74 X0A
75 DAVN
76 KEYACK
77 BU-IN
78 ILLIN
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79 TELMUTE
80 NOSESW
81 ACCIN
82 – 85 TIR-D0, D1, D2, D3
86 HSTX
87 MD2
88, 89 MD0, 1
90 RST
91 VSS
92 X0
93 X1
94 VCC
95 TIR-BUSY
96 TIR-WR
97 TIR-CE
98 TIR-CE
99 TIR-RES
100 TIR-PDOWN
101 TIR-RD
102 MTLIN
103 AMSIN
104 REEL
105 POS0
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106 POS1
107 POS2
108 POS3
.
109 LM-EJ
110 LM-LOD
111 CM-ON
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I/O
— Power supply pin (+5 V)
I RAM reset detection input
I Power select initial setting input
O Equalizer connection : "H"
I Test mode setting detection input
O Door indicator output
O TIR playback audio line select output
O Simple SUB WOOFER control output 1, 0
— GND
O Electric volume serial chip enable output
O System mute control output
O Main/Sub volume serial data output
O Main/Sub volume serial clock output
O Sub volume serial chip enable output
I Flash write in mode detection input
I/O RDS serial data input/output
O RDS serial clock output
I Rotary commander input
— Low speed oscillation input (32.768 kHz)
— Low speed oscillation input (32.768 kHz)
I RDS IC data taking in detection input (Not used in this set.)
I Key input acknowledge
I Back-up power detection input
I Illumination line detection input
I Telephone mute detection input
I Front panel detachable detection input
I Accessory power detection input
I/O TIR IC command input/output D0, D1, D2, D3
— Connect to power supply pin.
I Connect to GND.
I 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)
I TIR IC BUSY output monitor pin
O TIR IC data write pulse output
O TIR IC CE output
O TIR IC CE output
O TIR IC reset/power down
O TIR IC power down
O TIR IC data read pulse output
I Auto METAL detection input
I Tape AMS music detection input
I Tape reel table rotation detection input
I Tape position detection input 0
I Tape position detection input 1
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I Tape position detection input 2
I Tape position detection input 3
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O Tape loading motor control output (Eject direction)
O Tape loading motor control output (Loading direction)
O Tape capstan motor control output
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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
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9 9
9 9