JVC KS-FX321, Service Manual

Page: 19 / 49

KS-FX321
(No.49771)1-19
• Pin functions
Pin No Symbol Function
1 DI Serial data input terminal for control
2 CE Chip enable terminal
3 VSS GND
4 LROUT Rear Lch fader output terminal
5 LFOUT Front Lch fader output terminal
6 LFIN Front Lch input terminal
7 LOUT C & R connection terminal for super bass band
8 LSB C & R connection terminal for super bass band
9 LBASS2 C & R connection terminal for bass band
10 LBASS1 C & R connection terminal for bass band
11 LTRE Capacitor connection terminal for treble band filter
12 LIN Lch input terminal
13 LSELO Input selector output terminal
14 L5 input signal terminal
15 L4 input signal terminal
16 L3 input signal terminal
17 L2 input signal terminal
18 L1 input signal terminal
19 Vref Power supply for analog GND
20 R1 input signal terminal
21 R2 input signal terminal
22 R3 input signal terminal
23 R4 input signal terminal
24 R5 input signal terminal
25 RSELO Input selector output terminal
26 RIN Rch input terminal
27 RTRE Capacitor connection terminal for treble band filter
28 RBASS1 C & R connection terminal for bass band filter
29 RBASS2 C & R connection terminal for bass band filter
30 RSB C & R connection terminal for super bass band filter
31 ROUT C & R connection terminal for super bass band filter
32 RFIN Rch input terminal
33 RFOUT Front Rch fader output terminal
34 RROUT Rear Rch fader output terminal
35 VDD Power supply terminal
36 CL Serial clock output terminal for control
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