JVC KD-S790 Service Manual page 31

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• Pin function 3 7 63 1515 0
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
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L 13942296513
22 VREFIN
23 MUTE
24 VIN1_SW
25 S_GND
26 VIN1+B
27 VIN1-B
28 VIN1
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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
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(No.49788)1-31
KD-S790
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