JVC KD-S580 Service Manual page 27

2.Terminal layout
3.Pin function
Pin No. Symbol
1 TAB
2 GND
3 FR-
4 STDBY
5 FR+
6 VP1
7 RR-
8 GND
9 RR+
10 RIPPLE
11 RRIN
12 FRIN
13 SGND
14 FLIN
15 RLIN
16 ONTIME
17 RL+
18 GND
19 RL-
20 VP3
21 FL+
22 MUTE
23 FL-
24 GND
25 NC
Function
Header of IC
Power GND
Outpur(-) for front Rch
Stand by input
Output (+) for front Rch
Power input
Output (-) for rear Rch
Power GND
Output (+) for rear Rch
Ripple filter
Rear Rch input
Front Rch input
Signal GND
Front Lch input
Rear Lch input
Power on time control
Output (+) for rear Lch
Power GND
Output (-) for rear Lch
Power input
Output (+) for front
Muting control input
Output (-) for front
Power GND
Non connection
KD-S580
LA4743K
1-27