Sony CMT-CP11 Посібник з експлуатації - Сторінка 30

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Sony CMT-CP11 Посібник з експлуатації
Pin No.
Pin Name
30
RDS-ON
31
HP-CHK
32
TC-SW
33
TRAY-SW
34
KEY3
35
KEY2
36
KEY1
37
SIMUKE
38
RESET
39
EXTAL1
40
XTAL1
41
VSS
42
XTAL2
43
EXTAL2
44
AVREF
45
AVSS
46
VL
47 to 49
VLC3 to VLC1
50 to 53 COM0 to COM3
54 to 85
SEG0 to SEG31
86
REC-BIAS
87
REC-MUTE
88
DOLBY
89
VDD
90
NC
91
VSS
92
TX
93
TEX
94
CD-ON
95
REC/PB
96
L-MUTE
97
LINE OUT-MUTE
98
TC-ON
99
WP
100
CD-SCOR
I/O
Power supply on/off control signal output of the tuner pack (+7.5V) and RDS decoder (IC804)
O
(RDS decoder: used for the AEP and UK models only)
LED drive signal output of the TUNER indicator (D855) "H": tuner power on (LED on)
I
Headphone check detection signal input terminal
I
Half detect (side A and B) switch and cassette in detect switch input terminal (A/D input)
Disc tray position detect switch (S901, 902) input terminal (A/D input)
I
"L": close position, "M": open position, "H": moving
Key input terminal (A/D input) S817 to S822, S824 and S825 (STANDBY I/u, CD, TUNER,
I
TAPE, MD/VIDEO, DSG, TUNER BAND, CD SYNC keys input)
Key input terminal (A/D input) S801 to S808 (TUNING MODE, CD ^/p/+/=, PLAY
I
MODE, REPEAT, CD EJECT 6 keys input)
Key input terminal (A/D input)
I
S809 to S816 (TAPE 9 (/p/)/0/P, REC r, TUNING +/– keys input)
I
Destination setting terminal (A/D input)
System reset signal input from the reset signal generator (IC803) "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I
Main system clock input terminal (4.19 MHz)
O
Main system clock output terminal (4.19 MHz)
—
Ground terminal
O
Sub system clock output terminal (500 kHz) Not used (open)
I
Sub system clock input terminal (500 kHz) Not used (fixed at "L")
I
Reference voltage (+5V) input terminal (for A/D conversion)
—
Ground terminal (for A/D conversion)
O
Liquid crystal display bias on/off control signal output terminal
—
Power supply terminal for the liquid crystal display bias
O
Common drive signal output to the liquid crystal display (LCD801)
O
Segment drive signal output to the liquid crystal display (LCD801)
Recording bias on/off selection signal output to the HA12203NT (IC352)
O
"L": bias on, "H": bias off
Recording muting on/off selection signal output to the HA12203NT (IC352)
O
"L": muting on, "H": muting off
Dolby NR on/off selection signal output to the HA12203NT (IC352)
O
"L": dolby on, "H": dolby off
—
Power supply terminal (+5V)
—
Connected to power supply (+5V)
—
Ground terminal
O
Sub system clock output terminal (32.768 kHz)
I
Sub system clock input terminal (32.768 kHz)
Power supply on/off control signal output of the CD block (+5V)
O
LED drive signal output of the CD indicator (D852) "H": CD power on (LED on)
Recording/playback selection signal output to the BA3126N (IC350) and HA12203NT (IC352)
O
"L": playback mode, "H": recording mode
Line muting on/off selection signal output to the HA12203NT (IC352)
O
"L": muting on, "H": muting off
O
Muting on/off control signal output terminal "H": muting on
Power supply on/off control signal output of the cassette holder back light
O
LED drive signal output of the TAPE indicator (D854) "H": back light on (LED on)
I
Wakeup control signal input terminal
I
Subcode sync (S0+S1) detection signal input from DSP on the CD block (at CD function)
Description
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