JVC KD-S790, Service Manual

Page: 29 / 71

KD-S790
(No.49788)1-29
• Terminal layout
• Pin function
AC CONT1 GND1 OUTFR- STBY OUTFR+ Vcc1/2 OUTRR- GND2 OUTRR+ VREF INRR INFR SGND INFL INRL ONTIME OUTRL+ GND3 OUTRL- Vcc3/4 OUTFL+ MUTE OUTFL- GND4 NC
Pin No. Symbol Function
1 AC CONT1 Header of IC
2 GND1 Power GND
3 OUTFR- Outpur(-) for front Rch
4 STBY Stand by input
5 OUTFR+ Output (+) for front Rch
6 Vcc1/2 Power input
7 OUTRR- Output (-) for rear Rch
8 GND2 Power GND
9 OUTRR+ Output (+) for rear Rch
10 VREF Ripple filter
11 INRR Rear Rch input
12 INFR Front Rch input
13 SGND Signal GND
14 INFL Front Lch input
15 INRL Rear Lch input
16 ONTIME Power on time control
17 OUTRL+ Output (+) for rear Lch
18 GND3 Power GND
19 OUTRL- Output (-) for rear Lch
20 Vcc3/4 Power input
21 OUTFL+ Output (+) for front
22 MUTE Muting control input
23 OUTFL- Output (-) for front
24 GND4 Power GND
25 NC No connection
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