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Pin No. In/Out
Port Name
49
O
AI MES(H)
50
O
HALF WAVE(H)
51
O
P.OFF(H)
52
O
FF/REW(L)
53
O
Not used
54
O
Not used
55
O
UNLOADING(H)
56
O
LOADING(H)
57
O
SP(H)
58
O
SLEEP(L)
59
O
PAL-I/BG/DK
60
O
SECAM/PAL
61
O
NTSC(L)
62
O
D V VV(L)
63
O
Not used
64
O
Not used
65
O
T2.DATA.OUT
66
I
T2.DATA.IN
67
O
T2.CLOCK
68
O
T-BUS/IC.OUT
69
I
T-BUS/IC.IN
70
O
T-BUS/IC.CLK
71
O
IIC.CLOCK
72
I/O
IIC.DATA
73
O
125Hz
74
O
STANDBY(L)
75
I
POWER FAIL(L)
76
O
CAP.R/F
77
O
CAP.ET
78
O
CYL.ET
79
I
S.REEL.PULSE
80
I
T.REEL.PULSE
81
I
STAB(L)
This port is high when measuring the head and tape condition to determine the optimum
recording current before starting the AI recording.
Capstan driver selection.
Power on/off control.
This port supplies low during FF and REW modes.
This port supplies high during the mechanism is unloaded.
This port supplies high during the mechanism is loaded.
This port supplies high during SP mode.
This port supplies low during super power save mode.
System 4 (Refer to Fig.MP4)
System 2 (Refer to Fig.MP4)
System 5 (Refer to Fig.MP4)
This port is low during VV mode.
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Serial data output for factory.
Serial data input for factory.
Serial data clock for factory.
OSD microprocessor and FIP driver serial data output.
OSD microprocessor and FIP driver serial data input.
OSD microprocessor and FIP driver serial clock output.
Tuner and HI-FI audio IC serial clock output.
Tuner and HI-FI audio IC serial data input/output.
Oscillator output for main clock adjustment.
This port supplies low during standby mode.
Power failure detection.
Capstan rotation direction control.
Reverse : High
Forward : Low
Capstan torque control.
Cylinder torque control.
Supply reel pulse input.
Take-up reel pulse input.
This port receives low when inserting the cassette tape with safety tab.
Function
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