Aiwa HV-FX7800 Service Manual page 50

IC DESCRIPTION -2/4 (HD6432197A37FX) <HV-FX4300> -3/3
Pin No. Pin Name
83 D. ADJ
84 CAP ACCEL
85 I-LIMIT
86 S. MONITOR2
87 S. MONITOR1
88 SEG 1
89 SEG 2
90 SEG 3
91 SEG 4
92 SEG 5
93 SEG 6
94 SEG 7
95 SEG 8
96 SEG 9
97 16:9 'H'
98 END SENSOR
99 C. ROT
100 H. AMP SW
101 COMP IN
102 SUP.REEL
103 DPG
104 DFG
105 V.H/SW
106 A.H/SW
107 DRUM PWM
108 CAP.PWM
109 DV. SYNC
110 VSS
111 C.SYNC IN
112 VCC
I/O
O Drum control output during slow
O Capstan control at slow
O Capstan current control
– Servo monitor 2(Not connected)
– Servo monitor 1(Not connected)
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O LED segment "H"
O TV wide screen
I End sensor input
O Color rotary SW signal output
O Head amp SW output
– Comparator input(Not connected)
I Supply reel pulse input
I DPG input
I DFG input
O V.HD/SW output
– A.HD/SW output(Not connected)
O Drum PWM control
O Capstan PWM control
O Dummy v-sync
– Micom GND
I Composite video input
– Micom Vcc (+5V)
Description
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