JVC KD-S621 Service Manual page 20

2. Pin function
Pin no. Symbol
1 VCC2
2 V05-
3 V05+
4 V04+
5 V04-
6 V03+
7 V03-
8 V02+
9 V02-
10 V01+
11 V01-
12 VCC1
13 VIN1
14 VIN1G
15 VIN2
16 VIN2G
17 VIN3
18 VIN3G
19 REG-IN
20 REG-OUT
21 VREF-IN
22 VCC-S
23 VIN4G
24 VIN4
25 VCONT
26 S-GND
27 FWD
28 REV
Frame(FR)at the center becomes system GND.
Please be short-circuited on the outside and use the terminal of the power supply system
and three teminals of VCC-S, VCC1,VCC2.
CH3,4,5 Power supply( It is short with VCC1,VCC-S)
Loading output(-)
Loading terminal (+)
CH4 Output terminal(+)
CH4 Output terminal(-)
CH3 Output terminal(+)
CH3 Output terminal(-)
CH2 Output terminal(+)
CH2 Output terminal(-)
CH1 Output terminal(+)
CH1 Output terminal(-)
CH1,2(BTL) Power supply(It is short with VCC-S,VCC2)
CH1 Input terminal
CH1 Input terminal(For gain adjustment)
CH2 Input terminal
CH2 Input terminal(For gain adjustment)
CH3 Input terminal
CH3 Input terminal(For gain adjustment)
Regulator terminal(Outside putting PNP base)
Regulator terminal(Outside putting PNP collector)
Standard voltage input terminal
Signal system power supply(It is short with VCC1,VCC2)
CH4 Input terminal(For gain adjustment)
CH4 Input terminal
5CH(VLO) Output voltage set terminal
Signal system GND
5CH(VLO)Signal output switch terminal(FWD),Input of logic of loading part
5CH(VLO)Signal output switch terminal(REV),
Input of logic of loading part
Function
KD-S621
LA6567H-X(2/2)
1-21