Onkyo TX-NR801/E Service Manual page 50

IC BLOCK DIAGRAMS AND DESCRIPTIONS
Q4400,Q4401 NJU7306G(Electric Volume)
V 1
DD
IN 2
1L
IN 3
2L
NC 4
fL11 5
fL10 6
fL9 7
fL8 8
fL7 9
fL6 10
fL5 11
fL4 12
fL3 13
fL2 14
fL1 15
TEST1 16
TEST2 17
V 18
EE
NC 19
CS 20
Q2801 LA7106MFP(75 ohm video driver)
1
VIN1+
2
NFB1
3
MUTE1
4
VIN2+
5
NFB2
6
-VCC1
7
VIN3+
8
NFB3
40 NC
39 IN
1R
TEST1
38 IN
2R
37 NC
TEST2
36 fR11
35 fR10 VDD
VCC
34 fR9
VSS
33 fR8
VEE
32 fR7
31 fR6
fL1
30 fR5
fL2
29 fR4
fL3
28 fR3
fL4
27 fR2
fL5
fL6
26 fR1
fL7
25 NC
fL8
24 Vss
fL9
23 CLK
fL10
fL11
22 DI
21 Vcc
DR
6dB
6dB DR
6dB DR
50
CS CLK
CHIP
TEST
SELECT
10BIT SHIFT REGISTER
CIRCUIT
TIMING
GENERATOR
L/R & BAND
SELECT
DECODER
L1~L11
RESISTOR
NETWORK
LATCH
LATCH
&
ANALOG SW
Same as above
Same as above
Same as above Same as above
Same as above Same as above
Same as above
Same as above
Same as above Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above Same as above
Same as above Same as above
IN1L IN2L
+VCC
16
VOUT1
15
GND
14
VOUT2
13
DR CTL
12
VOUT3
11
MUTE2
10
-VCC2
9
TX-NR801/E
DI
GAIN
SELECT
DECODER
R1~R11
RESISTOR
NETWORK
fR1
&
ANALOG SW
fR2
fR3
fR4
fR5
fR6
fR7
fR8
fR9
fR10
fR11
IN1R IN2R