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OEC0090A (IC1001)
No.
PORT
87
SV2
88
P70
89
P71
YC_DOC/XO_CTL
90
P72
V.REC.START-H
91
P73
SP-L/LP-M/EP-H
92
P74
AUDIO_MUTE-H
93
P75
AUDIO_OUT_MUTE-L OUT L for at AUDIO MUTE and POWER OFF.H for except above case.
94
P76
95
P77
96
P80
97
P81
98
P82
VIDEO_MUTE-H
99
C.ROT
100
H.AMP.SW
101
COMP
102
P85
103
DPG
104
DFG
105
VIDEO FF
VIDEO_H.SW
106
AUDIO FF
107
DRUM PWM
DRUM_PWM
108
CAP PWM
109
VPULSE
DUMMY.V.SYNC
110
VSS
111
C.SYNC
112
VCC
IC DESCRIPTIONS
PIN NAME
I/O
SV2
OUT Not used.
REC/EE/PB
OUT Recording/Playback switch Head Amp.
OUT Set to XO mode or not at EE.Make effective the DOC or not at VV.
OUT Output terminal for REC signal when record.
OUT Valuse speed output Playback/Recording.
OUT Mute signal of Audio mute.
INPUT_SEL
OUT Control the Audio/Video input signal.
EE-H
OUT Output terminal for select Playback/Recording at the circuit of sound.
TV/VCR-H
OUT Output terminal of switch selector TV/VCR.
TUNER-L
OUT Output low at tuner and output high at external input/play.
OUT Mute signal of Video mute.
C.ROTARY
OUT Color Rotary Control output.
H.AMP_SW
OUT Switching output of Head Amp SW.
COMP
IN Comparison results input of Playback Envelope level on SP/LP Heads (4 Heads).
CAP_FULL
OUT Output the HIGH during the acceleration force of Capstan Motor at SLOW mode.
DPG
IN Input terminal for DRUM PG signal.
DFG
IN Input terminal for DRUM FG signal.
OUT Output terminal of signal Video head switching.
Hi-Fi_H.SW
OUT Output terminal of signal HI-FI sound head switching.
OUT Output terminal for PWM of Drum Motor.
CAP_PWM
OUT Output terminal for PWM of Capstan Motor.
OUT Output terminal of Video Pluse signal.
VSS
— Ground.
C.SYNC
IN Input terminal for composite C SYNC.
VCC
— AT +5V.
DESCRIPTION
F1-3
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