fig.06a
TUNER
29dB
29dB
29dB
29dB
29dB
29dB
29dB
29dB
NJU72750V
7
6
5
4
3
2
1
7
6
5
4
3
2
1
3
2
1
3
2
1
SW B x 3
OUT B
OUT A
SW A x 3
NJU72750V
7
6
5
4
3
2
1
7
6
5
4
3
2
1
3
2
1
3
2
1
SW B x 3
OUT B
OUT A
SW A x 3
29dB
PHONO
AUX1
CBL/SAT
DVD
Blu-Ray
Game
MIC(Mini Jack)
(FRONT)
CD
TUNER(FM/AM)
DAFL
DAFR
DAC
DASW1
DASL
DASR
DASW2
DAASSIGN1L
DAASSIGN1R
DAASSIGN2L
DAASSIGN2R
DAZ2 L
DAZ2 R
DAZ3 L
DAZ3R
MONO
HPF
HPF
29
31
33
1
4
2
3
MIX
MONO
MIX
TONE
TONE
NJW1194V
VOL IC
32
MONO
HPF
HPF
29
31
33
1
4
2
3
MIX
MONO
MIX
TONE
TONE
NJW1194V
VOL IC
32
DAASSIGN3L
DAASSIGN3R
SW1
SW2
FL
FR
C
SL
SR
SBL
SBR
H1L
H1R
H2L
H2R
FL
HPR
GND
HPL
ATT.
Zone3 R
Zone2 L
Zone2 R
Zone3 L
SW A x 3
OUT A
OUT B
SW B x 3
1
2
3
1
2
3
1
2
3
4
5
6
7
1
2
3
4
5
6
7
SW A x 4
SW B x 4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
FR
CEN
SL
SR
SBL
SBR
H2L
H2R
ADINL
ADINR
Zone3-L
ADC L
ADC R
Zone2 R
Zone2 L
Zone3 L
Zone3 R
ZONE2
ZONE3
NJU72751V
NJU72750V
NJU72343V
NJU72343V
Zone3 R
Zone3 L
Zone2 R
Zone2 L
Assign3 R
Assign3 L
Assign2 R
Assign2 L
Assign1 R
Assign1 L
FR
FL
POWER AMP PART
Zone2 R
Zone2 L
Zone3 R
Zone3 L
PRE SW2
PRE ASS3R
PRE ASS3L
PRE ASS2R
PRE ASS2L
PRE ASS1R
PRE ASS1L
PRE SR
PRE SL
PRE SW1
PRE CEN
PRE FR
PRE FL
Zone3-R
Main-L
Main-R
ATT.
D
IG
IT
A
L
A
U
D
IO
B
LO
C
K
_C
1
EXT_FL
EXT_FR
DAC
DASW1
EXT_C
EXT_SW
DASL
EXT_SL
DASR
EXT_SR
EXT_SBL
EXT_SBR
DAASSIGN3R
DAASSIGN3L
DAASSIGN2R
DAASSIGN2L
DASW2
DAASSIGN1R
DAASSIGN1L
PRE ASS1R
PRE ASS1L
PRE SR
PRE SL
PRE SW1
PRE CEN
PRE FR
PRE FL
PRE ASS3R
PRE ASS3L
PRE ASS2R
PRE ASS2L
PRE SW2
A
U
D
IO
IN
H
/P
O
U
T
S
P
K
O
U
T
P
R
E
O
U
T
ADINZ2L
ADINZ2R
ATT.
Zone2 R-HEOS
Zone2 L-HEOS
ADC L
ADC R
EXT_SW
Zone2-R
Zone2-L
Zone3-L
Zone3-R
Main-L
Main-R
Zone2-R
Zone2-L
Main L
Main R
DAFL
DAFR
EXT_C
EXT_C
FL
FR
FL
FR
PHONO
V.AUX
CBL/SAT
DVD
Blu-Ray
Game
CD
TUNER
MIC
Game-R
PHONE-R
CD-R
CBL/SAT-R
TUNER-R
Game-L
CBL/SAT-L
DVD-R
DVD-L
Blu-ray-R
Blu-ray-L
PHONO-L
TUNER-L
CD-L
V.AUX-L
V.AUX-R
DAZONE2-R
DAZONE2-L
DAZONE3-R
DAZONE3-L
Zone2 R
Zone2 L
H1L
H1R
MIC
MIC
Assign1 L
Assign2 L
FL
Assign1 R
Assign2 R
FR
DAFR
DAFL
AVRX4300H ANALOG AUDIO BLOCK
11.2ch Processing
157
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating