Sony HCD-ZX70DVD Service Manual page 133

Pin No. Pin Name
43 502-LAT
44 502-DATA
45 502-CLK
46 ST-CLK
47 ST-DIN
48 ST-DOUT
49 ST-CE
50 TUNED
51 STEREO
52 ST-MUTE
53 AMS-IN
54 TC-MUTE
55 R/PB/PASS
56 NR-ON/OFF
57 REC-MUTE
58 BIAS
59 EQ-H/N
60 PB-A/B
61 ALC
62 VCC
63 TC-RELAY
64 VSS
65 A-TRIG
66 B-TRIG
67 CAPM-H/L
68 CAPM-CONT
69 A-HALF
70 A-PLAY
71 B-PLAY
72 IIC-BUSY
73 LOD-POS
74 LOD-NEG
75 OUT-SW
76 MIDOUT-SW
77 IN-SW
78 MIDIN-SW
79 CLP-POS
80 CLP-NEG
81 INIT-SW
82 CNT-SW
83 ENC2
84 ENC1
I/O
O
Serial data latch pulse output to the M61502FP (IC101)
O Serial data output to the M61502FP (IC101)
O
Serial data transfer clock signal output to the M61502FP (IC101)
O
PLL serial data transfer clock signal output to the tuner pack
I
PLL serial data input from the tuner pack
O PLL serial data output to the tuner pack
O
PLL chip enable signal output to the tuner pack
I
Tuning detection signal input from the tuner pack "L": tuned
I
FM stereo detection signal input from the tuner pack "L": stereo
O
Tuner muting control signal output to the tuner pack "L": muting on
I
Automatic music sensor detection signal input from the HA12226F (IC301)
O
Line muting on/off selection signal output to the HA12226F (IC301) "H": muting on
Recording/playback/pass selection signal output to the HA12226F (IC301)
O
"L": recording, center voltage: playback, "H": pass
O
Dolby NR on/off selection signal output to the HA12226F (IC301) "H": Dolby NR on
O Recording muting on/off selection signal output to the HA12226F (IC301) "L": muting on
O
Recording bias on/off selection signal output to the HA12226F (IC301) "H": bias on
Normal/high speed selection signal output to the HA12226F (IC301)
O
"L": normal speed, "H": high speed
O
Deck-A/B selection signal output to the HA12226F (IC301) "L": deck-A, "H": deck-B
O
Automatic limiter control signal output to the HA12226F (IC301) "L": limiter on
— Power supply terminal (+5V)
Recording/playback select signal output to the REC/PB switch (IC602)
O
"L": playback, "H": recording
—
Ground terminal
O
Deck-A trigger plunger drive signal output terminal "H": trigger plunger on
O
Deck-B trigger plunger drive signal output terminal "H": trigger plunger on
High/normal speed selection signal output of the capstan motor (M901)
O
"L": high speed, "H": normal speed
O
Capstan motor (M901) drive signal output terminal "L": FWD direction, "H": REV direction
Detection input from the deck-A cassette detect switch (S1003)
I
"L": cassette in, "H": no cassette
I Detection input from the deck- A play detect switch (S1001) "H": deck-A play
I
Detection input from the deck- B play detect switch (S1002) "H": deck-B play
I/O
Communication data bus busy signal input from the IF controller (IC1) "L": busy
O
Loading motor drive signal output terminal Not used (open)
O
Loading motor drive signal output terminal Not used (open)
I
Loading out detection signal input terminal Not used (fixed at "H")
I
Detection signal in the midst of loading out input terminal Not used (fixed at "H")
I Loading in detection signal input terminal Not used (fixed at "H")
I
Detection signal in the midst of loading in input terminal Not used (fixed at "H")
O
Clamp motor drive signal output terminal Not used (open)
O
Clamp motor drive signal output terminal Not used (open)
I Changer elevator position detection signal input terminal Not used (fixed at "H")
I
Changer elevator position detection signal input terminal Not used (fixed at "H")
I
Disc tray address detection signal input terminal Not used (fixed at "H")
I
Disc tray address detection signal input terminal Not used (fixed at "H")
Description
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