Sony HCD-HPZ7 Service Manual page 83

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Pin No. Pin Name
49 ELV NEG
50 ELV POS
51 LOD NEG
52 LOD POS
53 CDM80 LOAD-OUT
54 CDM80 LOAD-IN
55 (TRIGGER) CDM80 SW3
56 (OUT SW) CDM80 SW1
57 (CHUCK SW) CDM80 SW2
58 TC PLAY
59
60 TC CAPM CONT
61 BIAS ON
62
63
64
65 HP DETECT
66 LINE MUTE
67 PROTECT
68 SP RELAY
69 AMP POWER
TE
70 AMP DATA
L 13942296513
71 AMP CLK
72 STBY-RELAY
73 SW-POWER
74 KEY WAKE UP
75 ST TUNED
76
77 ST DATA OUT
78 DIN/STEREO
79
80
81
82 DISC1 LED
83 DISC2 LED
84 DISC3 LED
85 DISC4 LED
86 DISC5 LED
87
88, 89 VOL A, VOL B
90 to 92 KEY3 to KEY1
93 SPEC-IN
94 TC END SW
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95 TC HALF/REC SW
96
97 SEARCH A
.
98
99
100 SEARCH B
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I/O
O Elevator up/down motor control signal output
O Elevator up/down motor control signal output
O Loading motor control signal output
O Loading motor control signal output
O Loading motor control signal output (loading out direction)
O Loading motor control signal output (loading in direction)
I 12cm DISC switch
I Out switch input terminal
I Chuck switch input terminal
I Tape play switch input terminal
TC TRG O Plunger driver signal output terminal
O Capstan/reel motor drive signal output terminal
O REC bias on/off control signal output terminal
VCC — Power supply terminal (+3.3V)
TC R/P O PB/REC switching control signal output terminal
VSS — Ground terminal
I Headphone detection signal input
O Line muting on/off control signal output terminal
I Protect signal input from the amplifier circuit
O Speaker on/off relay drive signal output terminal
O AMP muting on/off control signal output terminal
O Serial data output to the sound processor
O Serial data transfer clock signal output to the sound processor
O Relay drive signal output for main power supply
O Sub power block on/off control signal output terminal (Not used)
I System wake up signal input terminal in the standby status
I Tuning detection signal input from the tuner unit
ST CE O Chip enable signal output to the FM/AM tuner unit
O Serial data output to the FM/AM tuner unit
I FM stereo detection signal input from the tuner unit
ST CLK O Serial data transfer clock signal output to the FM/AM tuner unit
FL STB O Serial data read strobe signal output to the FL/LED driver
FL CLK O Serial data transfer clock signal output to the FL/LED driver
O DISC1 LED control signal output
O DISC2 LED control signal output
O DISC3 LED control signal output
O DISC4 LED control signal output
O DISC5 LED control signal output
FAN ON O Fan motor drive signal output terminal
I Volume signal input terminal
I Front panel key or headphone detection input terminal (A/D input)
I Setting terminal for the destination
I End switch detection from tape deck block
I Half/REC switch detection from tape deck block
x ao
AVSS — Ground terminal
y
I Jog dial pulse input terminal
i
VREF I Reference voltage (+3.3V) input terminal
AVCC — Power supply terminal (+3.3V)
I Jog dial pulse input terminal
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8
"L": switch on
"L": switch on
"L": switch on
Q Q
3 6 7 1 3
u163
.
HCD-HPZ7/HPZ9
2 9 9 4 2 8
Description
"L": plunger on
"L": forward, "H": reverse
"H": REC bias on
"L": PB
"H": muting on
"L": protect
"L": speaker off
"H": AMP on
1 5 0 5 8 2 9 9 4
"H": power on
"L": tuned
"L": stereo
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co
9 9
2 8 9 9
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