DIAGNOSTIC PATH DIAGRAM
fig.A01
SBR
SBL
SR
SL
C
FR
FL
ATT
SW2
SW1
SR
SL
FR
C
FL
DVD_R
SAT_R
CD_R
PHONO_R
CD_L
BUFFER
ZONE2_R
LEGO_L
MAIN_L
DA_SBR
ZONE2_R
DA_SBL
ZONE2_L
DA_SR
DA_SL
DA_SW
DA_C
MAIN_R
MAIN_L
Z2R
Z2L
TUNER
DVD_L
SAT_L
PHONO_R
BUFFER
MAIN_R
LEGO_R
ZONE2_L
BUFFER
av sch
BUFFER
av sch
FCNT sch
GAIN
DA_FR
DA_FL
FR
FL
H/P-R
H/P-L
SPK OUT
ALL MODEL : FM/AM
SBR(FR-B/FR-H/BI-AMP/ZONE)
SBL(FL-B/FL-H/BI-AMP/ZONE)
BUFFER
BUFFER
INVERTING
INVERTING
FCNT sch
BD3812F
2.2ch PREOUT
MIC(Mini Jack)
OUT1
OUT2
IN1
IN2
8-CH VOLUME
NJU72343
ZONE2 OUT
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
7-INPUT/3-OUT
NJU72750
TO DIGITAL AUDIO BLOCK
HEADPHONE OUT
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
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
NR1609 ANALOG AUDIO DIAGRAM
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
134