Sony XR-4950X Car Stereo System User Manual


 
25
XR-4950X
Pin No. Pin Name I/O Description
84 REL I
Rotation detection signal input from supply reel sensor and take-up reel sensor on the deck
mechanism
85 POS3 I
86 POS2 I
87 POS0 I
88 POS1 I
89 LMLOD O
Motor drive signal output to the loading/tape operation motor driver (IC351) “H” active
(For the loading direction and forward side operation) *1
90 LMEJ O
Motor drive signal output to the loading/tape operation motor driver (IC351) “H” active
(For the eject direction and reverse side operation) *1
91 TAPON O Tape system power supply on/off control signal output “H”: tape on
92 CMON O Capstan/reel motor (M901) drive signal output “H”: motor on
93, 94 O Not used (open)
95 DAVSS Ground terminal (for D/A converter) Not used (open)
96 NS MASK O Discharge control signal output terminal “H”: discharge Not used (open)
97 to 99 O Not used (open)
100 DAVDD Power supply terminal (+5V) (for D/A converter) Not used (open)
Tape position (EJECT/FF/REW/
REV/FWD mode) detection signal
input from the tape operation switch
on the deck mechanism
POS0: “L”: EJECT mode, “H”: others mode
POS1: “L”: FF and FWD mode, “H”: others mode
POS2: “L”: REW mode, “H”: others mode
POS3: “L”: REV and EJECT mode, “H”: others mode
*1 Loading/tape operation motor control
STOP
LOADING/
FORWARD
EJECT/
REVERSE
BRAKE
LMLOD (pin il)
L”“H”“L”“H
LMEJ (pin o;)
L”“L”“H”“H
Mode
Terminal