DIAGNOSTIC PATH DIAGRAM
fig.01
FR
FL
C
MAIN_R
MAIN_L
ATT
SW2
SR
SL
C
FL
TUNER
INVERTING
INVERTING
DA_SR
DA_SL
DA_C
DA_SW
DA_FR
DA_FL
SL
SR
FL
FR
SW1
FR
H/P-R
H/P-L
ALL MODEL : FM/AM
CD_R
CBL_R
CD_L
LEGO_AD_R
MIC(Mini Jack)
CBL_L
7-INPUT/3-OUT
NJU72750
BUFFER
MAIN_AD_R
MAIN_AD_L
LEGO_AD_L
BUFFER
8-CH VOLUME
NJU72343
2.2ch PREOUT
SPK OUT
Media Player_R
TO DIGITAL AUDIO BLOCK
TO DIGITAL AUDIO BLOCK
Media Player_L
HEADPHONE OUT
DA-FL
DA-C
DA-SW
DA-SL
LEGO_L
MIC
SR
SL
C
FR
FL
ADIN_R
ADIN_L
TUNER_L
TUNER_R
DA-FR
DA-SR
LEGO_R
PRE-FL
PRE-FR
OutD
InH2
InH1
InG2
InG1
InF
InE
InD
InC
InB2
InA2
OutH
OutG
OutF
OutE
OutC
InA1
OutA
InB1
OutB
Control Logic
8-CH VOLUME
NJU72343
OutB3
OutA2
OutA1
OutB2
OutB1
OutA3
InB6
InB5
InB2
InB1
InA7
InA4
InA3
InB4
InB7
InB3
InA5
InA6
InA1
InA2
7-INPUT/3-OUTPUT
NJU72750
NR1508 ANALOG AUDIO DIAGRAM
121
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating