Sony HCD-DR7AV Service Manual page 63

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Pin No.
50 STEREO
51 TUNED
52 ST-CE
53 ST-DOUT
54 ST-DIN
55 ST-CLK
56 SENS
57 HOLD
58 XLT
59 XRST
60 DISC-SENS
61 T-SENS
62 VDD
63 TBL-L
64 VSS
65 TBL-R
66 LOAD-OUT
67 LOAD-IN
68 ENC 3/UP-SW
69 ENC 2/DISC-LED
70 ENC 1
71 OUT-OPEN
72 B-TRG
73 A-TRG
74 CAP-M-COT2
75 CAP-M-COT1
76 CAP-M-H/L
77 AMS-IN
78 TC-MUTE
79 R/PB/PAS
80 NR-ON/OFF
81 REC-MUTE
82 BIAS
83 EQ-H/N
84 PB-A/B
85 ALC
86 B-PLAY-SW
87 A-PLAY-SW
88 A-HALF
89 B-HALF
90 B-SHUT
91 A-SHUT
92 SOFT-TEST
93 HP-MUTE
94 KEY/CD-ADJ
95 MODEL IN
96 AVSS
97 SPEC-IN
98 VREF
99 AVCC
100 TC-RELAY
Pin Name I/O
I Stereo detection for tuner
I Tuned detection for tuner
O Tuner chip enable output
O Tuner data output
I Tuner data input
O Tuner clock output
I BD Condition signal input
O MODE signal output
O CD latch signal output
O CD reset signal output
I Slit sensor of disc table input (Connected to ground)
I CD table detection signal input
– Power supply (+5V)
O Table motor control output
I Ground
O Table motor control output
O Loading motor control signal output (Not used)
O
I Disc tray address detect encoder input
I
I (Connected to ground)
O (Connected to ground) Loading out detection signal output
O B deck trigger motor control output
O A deck trigger motor control output
O Capstan motor REW/FWD/STOP signal output
O Capstan motor REW/FWD/STOP signal output
O Capstan motor High/Low speed select signal output
I AMS signal input
O TC line mute ON/OFF selection output
O REC/PB/PASS selection output
O DOLBY NR ON/OFF signal output
O REC mute ON/OFF selection output
O Bias ON/OFF signal output
O Equalizer High/Normal select output
O PB A deck/B deck select output
O ALC ON/OFF output signal
I B deck play detect
I A deck play detect
I A Deck half detector signal input
I B Deck half detector signal input
I B Deck reel pulse detector
I A Deck reel pulse detector
O Software test port (Not used)
O Head phone mute signal output
I KEY (use the jig)/CD adjust point port
I MODEL input
– Analog ground
I Specifications input
I Analog reference voltage input
– Analog power supply (+5V)
O REC/PB head selection output for IC602
18/2/2013
– 105 –
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Function