Harman Kardon HK3485 Service Manual page 35

HK3485
BLOCK DIAGAM (NJM2296M ) : IC91
V+
Vin1
13
20K
Vin2
9
20K
Vin3
7
Vin4
5
20K
Vin5
3
SW2
16 10
S2
S4
20K
S3
20K
4 6
SW3 SW4
SW1 SW5
14 2
S5
S1
20K
S6
20K
S7
20K
12
8
V-
GND
35
harman/kardon
6.2dB 75
1
Amp dirver
6.2dB
75
15
Amp
dirver
75
11
6.2dB
dirver
Amp
Vout1
Vout2
Vout3