– 26 –
46 NO-USE – Not used (Open)
47 NO-USE – Not used (Open)
48 NO-USE – Not used (Open)
49 TYPE IV O Tape type output “H”: Metal Position
50 TYPE II O Tape type output “H”: High position
51 TYPE I O Tape type output “H”: Normal position
52 REC MUTE O Recording mute on/off control output “H”: Mute on
53 RELAY O Relay drive output “H”: On
54 NC – Not used (Open)
55 REC/PB O Mode control output to DOLBY NR amplifier (IC301) “L”: Record
56 PB MUTE O Playback mute on/off control output “H”: Mute on
57 SYS-VCC I Power supply for system
58 OPTION O Not used (Fixed at “L”)
59 NO-USE – Not used (Fixed at “L”)
60 POWER-OUT O Audio and mechanism power on/off output “H”: On
61 BIAS O Control output to recording bias switch (Q352) “L”: On
62 POW-IN I Primary power on/off input “H”: On
63 CLOSE SW I Close detection input from S901 “L”: Close
64 OPEN-SW I Open detection input from S902 “L”: Open
65 SOLENOIDE O Plunger (PMxxx) drive output “H”: On
66 LINE-MUTE O Line mute on/off control output “L”: Mute on
67 CHORM-SW I Tape type detection input from Sxxx “L”: Type I
68 METAL-SW I Tape type detection input from Sxxx “L”: Type IV
69 REC-REV-SW I Record proof detection input from Sxxx (REV side) “H”: Not nail
70 REC-FW-SW I Record proof detection input from Sxxx (FWD side) “H”: Not nail
71 CAPSTAN O Capstan/reel motor (M902) drive output “H”: On
72 CLOSE O Loading motor (M901) drive output *1
73 OPEN O Loading motor (M901) drive output *1
74 TEST I Test mode terminal
75 MODE-SW I Head sensor input from Sxxx
76 AD-VCC I Power supply for A/D converter
77 KEY 1 I Key input (A/D convert input)*2
78 KEY 2 I Key input (A/D convert input)*2
79 HALF-SW I Cassette half detection input from Sxxx
80 AMS-IN I AMS input
Pin No. Pin Name I/O Function
*1 Loading Motor (M901)
IN OUT BRAKE
CLOSE &™ HLH
OPEN &£ LHH
Voltage
Input port
0 V 0.45 V 1.19 V 2.19 V 3.2 V 3.98 V 4.48 V 5.0 V
Pin &•, KEY 2
Open/Close STOP PAUSE FWD REV CD
—
Not key input
§p P·ªSYNC
Pin &¶, KEY 1
POWER REW FF REC
RESET DIRECTION DOLBY NR Not key input
ON/OFF 0) r
*2 Key Input
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