Aiwa CX-JN3 Service Manual page 48

CX-JN3
Pin No. Pin Name
53 REC FWD/S11
54 A HALF/S12
55 A MODE/S13
56 to 67 S14 to S25
68 to 71 S26 to S29
72 VDD4
73 S30
CD NUMBER
74
SENS
75 TUNED
76 STEREO
77 VOL A
78 VOL B
79 JOG A
80 JOG B
81 TRE A
82 TRE B
83 BASS A
84 BASS B
85 TUNER MUTE
86 LED L
87 LED R
88 CLK
89 VSS2
90 VDD2
91 VF ON
92 KEYSCAN
93 POWER LED
94 POWER
95 CD DRF
96 TU DI
97 CD WRQ
98 CD DI
99 CD DO
100 CD CLK
48
I/O
Recording (forward direction) detection signal input and segment drive signal output to the
I/O
fluorescent indicator tube
Deck-A cassette detection signal input and segment drive signal output to the fluorescent
I/O
indicator tube
Deck-A mode detection signal input and segment drive signal output to the fluorescent indicator
I/O
tube
O Segment drive signal output to the fluorescent indicator tube
O Segment drive signal output to the fluorescent indicator tube
— Power supply terminal (+3.3V)
O Segment drive signal output to the fluorescent indicator tube
I CD table address detection signal input terminal
I Tuning detection signal input from the tuner unit
I FM stereo detection signal input from the tuner unit
I Jog dial pulse input terminal (VOLUME)
I Jog dial pulse input terminal (VOLUME)
I Jog dial pulse input terminal (JOG)
I Jog dial pulse input terminal (JOG)
I Jog dial pulse input terminal (TREBLE)
I Jog dial pulse input terminal (TREBLE)
I Jog dial pulse input terminal (BASS)
I Jog dial pulse input terminal (BASS)
O Tuner muting on/off control signal output terminal
O LED drive signal output terminal
O LED drive signal output terminal
Serial data transfer clock signal output to the FM/AM tuner unit, motor/plunger driver and BBE
O
controller
— Ground terminal
— Power supply terminal (+3.3V)
O Not used
O Scan signal output for switches in the tape deck section and segment drive signal (S14 to S25)
O LED drive signal output terminal
O Power on/off control signal output terminal
I Focus on detection signal input from the CD DSP
I Serial data input from the FM/AM tuner unit
I Interrupt request signal input from the CD DSP
I Serial data input from the CD DSP
O Serial data output to the CD DSP
O Serial data transfer clock signal output to the CD DSP
Description