Aiwa HV-FX7800 Service Manual page 47

IC DESCRIPTION -1/4 (HD6432197A37FX) <HV-FX7800> -3/3
Pin No. Pin Name
84 CAP ACCEL
85 I-LIMIT
86 S. MONITOR2
87 S. MONITOR1
88 NC
89 NC
90 NC
91 NC
92 SUP. REEL
93 TU. SEC VL 'H'
94 TU. SEC 'H'
95 END SENSOR
96 LP REC MUTE 'H'
97 16:9 'H'
98 SCART 'H'
99 C. ROT
100 H. AMP SW
101 COMP IN
102 NC
103 DPG
104 DFG
105 V.H/SW
106 A.H/SW
107 DRUM PWM
108 CAP.PWM
109 V PULSE
110 VSS
111 C.SYNC IN
112 VCC
I/O
O Capstan control at slow
O Capstan current control
– Not connected
– Not connected
– Not connected
– Not connected
– Not connected
– Not connected
I Supply reel pulse in
O High out at SECAM VHF-L
O High out at tuner SECAM
I Tape leader check at end
O Hi-Fi audio is muted during LP recording
O TV wide screen
O TV AUTO line
O Color rotary switching
O Head amp SW output
I Comparator input
– Not connected
I DPG input
I DFG input
O Video head SW
O Audio head SW
O Drum ctl voltage
O Capstan ctl voltage
O Dammy V-SYNC
– Micom GND
I Composite video in
– Micom VCC (+5 V)
Description
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