JVC KW-XC8 Service Manual page 51

3.Pin function
Pin No. Symbol
1
VIN1-A
2
VIN1+A
3
VCCP1
4
VO1+
5
VO1-
6
VO2+
7
VO2-
8
VO3+
9
VO3-
10
VO4+
11
VO4-
12
VCCP2
13
VIN4
14
VIN4G
15
VIN3
16
VIN3G
17
VIN2
18
VIN2G
19
REGIN
20
3.3VREG
21
VCCS
22
VREFIN
23
MUTE
24
VIN1_SW
25
S_GND
26
VIN1+B
27
VIN1-B
28
VIN1
CH1 input AMP_inverted input
CH1 input AMP_non-inverted input
CH1 and CH2 power stage power supply
Output pin(+)for channel 1
CH1 output pin (-) for channel 1
Output pin(+)for channel 2
Output pin(-)for channel 2
Output pin(+)for channel 3
Output pin(-)for channel 3
Output pin(+)for channel 4
Output pin(-)for channel 4
CH3 and CH4 power stage powr supply
Input pin for channel 4
Input pin for channel 4(for gain adjustment)
Input pin for channel 3
Input pin for channel 3(for gain adjustment)
Input pin for channel 2
Input pin for channel 2(for gain adjustment)
External PNP transistor, base connection
3.3VREG output pin, external PNP transistor,collector connection
Signal system GND
Reference voltage application pin
Output ON/OFF pin
CH1 input OP AMP_changeover pin
Signal system GND
CH1 AMP_B non-inverted input pin
CH1 AMP_B inverted input pin
CH1 input pin, input OP_AMP output pin
Function
KW-XC828
1-47