Aiwa VX-D2120, Service Manual

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IC DESCRIPTIONS
OEC0085B (IC1006)
No. PORT PIN NAME I/O DESCRIPTION
86 P74 V.REC.START-H OUT Output terminal for REC signal when record.
87 P75 PAL/SECAM IN Input terminal from secam_chroma_ic for SECAM or NOT
88 P76 AV1 OUT Output terminal for control AV_SW_IC(TUNER,AV1,AV2)
89 P77 AV2 OUT
90 P80 OTPB LED OUT Output terminal control for OTPB-LED voltage drive.
91 P81 SERVICE IN Input terminal for Service Mode.
92 SV1 SV1 OUT Not used.
93 SV2 SV2 OUT
94 P84 ON_TIMER LED OUT Output terminal control for ON_TIMER-LED voltage drive.
95 P85 PLAY LED OUT Output terminal control for PLAY-LED voltage drive.
96 P86 T-REC LED OUT Output terminal control for T-REC-LED voltage drive.
97 P87 REC LED OUT Output terminal control for REC-LED voltage drive.
98 C.SYNC C.SYNC IN Input terminal for composite C SYNC.
99 AUDIO FF Hi-Fi_H.SW OUT Output terminal of signal HI-FI sound head switching.
100 VIDEO FF VIDEO_H.SW OUT Output terminal of signal Video head switching.
101 CAP PWM CAP_PWM OUT Output terminal for PWM of Capstan Motor.
102 DRUM PWM DRUM_PWM OUT Output terminal for PWM of Drum Motor.
103 C.ROT - — Not used.
104 H.AMP.SW - —
105 COMP - —
106 EXCTL EXT IN-L IN Input terminal for Compulsion outside input.
107 DPG DPG IN Input terminal for DRUM PG signal.
108 DFG DFG IN Input terminal for DRUM FG signal.
109 VCC VCC — AT +5V.
110 VPULSE DUMMY.V.SYNC OUT Output terminal of Video Pluse signal.
111 VSS VSS — Ground.
112 CTLREF CTLREF OUT Output terminal for AMP REFERENCE.
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