Surround Amp; Front/Center Amp / Surround/S.w Amp - Kenwood KRF-V4060D Service Manual

5-3-2 Surround Amp : STK442(X09,IC401) KRF-V4060D/V5060D/VR-605
Pin No. Pin Name
1 +VCC
2 -VCC
3 SUB GND
4 +RE/CH1
5 -RE/CH1
6 -RE/CH2
7 +RE/CH2
8 -PRE
9 +PRE
10 IN/CH1
11 NF/CH1
12 BIAS
13 NF/CH2
14 IN/CH2
5-3-3 Front/Center Amp : STK413(X09,IC301) KRF-V5560D/VR-615
Pin No. Pin Name
1 +VH
2 +VL
3 +REF
4 -REF
5 -VL
6 -VH
7 SUB GND
8 +RE/CH1
9 -RE/CH1
10 -RE/CH2
11 +RE/CH2
12 -PRE
13 +PRE
14 IN/CH1
15 NF/CH1
16 BIAS
17 NF/CH2
18 IN/CH2
19 IN/CH3
20 NF/CH3
21 +RE/CH3
22 -RE/CH3
5-3-4 Surround/S.W Amp : STK413(X09,IC401) KRF-V5560D/VR-615
Pin No. Pin Name
1 +VH
2 +VL
3 +REF
4 -REF
5 -VL
6 -VH
7 SUB GND
8 +RE/CH1
9 -RE/CH1
10 -RE/CH2
11 +RE/CH2
12 -PRE
13 +PRE
KRF-V4060D/V5060D/V5560D/VR-605/615
CIRCUIT DESCRIPTION
Connection port for power supply (+B).
Connection port for power supply (-B).
GND
Surround R ch (+) output.
Surround R ch (-) output.
Surround L ch (-) output.
Surround L ch (+) output.
Connection port for pre power supply (-B).
Connection port for pre power supply (+B).
Surround Rch input.
Surround R ch feedback.
Bias connection port.
Surround L ch feedback.
Surround Lch input.
Connection port for high power supply (+B).
Connection port for low power supply (+B).
Connection port for reference voltage (+B).
Connection port for reference voltage (-B).
Connection port for low power supply (-B).
Connection port for high power supply (-B).
GND
FR ch (+) output.
FR ch (-) output.
FL ch (-) output.
FL ch (+) output.
Connection port for pre power supply (-B).
Connection port for pre power supply (+B).
FR ch input.
FR ch feedback.
Bias connection port.
FL ch feedback.
FL ch input.
Center ch input.
Center ch feedback.
Center ch (+) output.
Center ch (-) output.
Connection port for high power supply (+B).
Connection port for low power supply (+B).
Connection port for reference voltage (+B).
Connection port for reference voltage (-B).
Connection port for low power supply (-B).
Connection port for high power supply (-B).
GND
Surround R ch (+) output.
Surround R ch (-) output.
Surround L ch (-) output.
Surround L ch (+) output.
Connection port for pre power supply (-B).
Connection port for pre power supply (+B).
Description
Description
Description
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