Integra DTR-7.3 Service Manual page 5

A
QQ
3 7 63 1515 0
BLOCK DIAGRAM
SBR SBL SR SL
1
PF
-1
SL->L
C->L
SW ->L
PF
-1
SR->R
C->R
SW ->R
F
F
PF
2
PF
F
LPF
TE
L 13942296513
3
x LED
DRIVER
ol
Rec Out L ED
Zone 2 LED
4
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5
COMPONENT VIDEO OUTPUT
.
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SW C R L
MULTI CHANNEL INPUT
MASTER VOLU ME
MCL
CUT
TL
DL
BL
MC R TC94A07F
TR
DR
BR
MCSL
DSL
TC94A07F
MCSR
DSR
MCSBL
DSBL
Z2L
TC94A07F
MCSBR
DSBR
Z2R
MC C
DC
TC94A07F
MCSW
DSW
TC9163
TC9164
REMOTE SENSOR
RI
RI
INTERFACE
IR DE-
I RIN
MODULATOR
I R OUT
RS232
RS 232
INTERFACE
MPD4721GS
A
12V TRIGGER
12V
TRIGGER
B
CONTROL
ZONE 2
x ao
y
i
Y
CB
CR
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B
8
11dB
11dB
TONE
NJU7306G
BOOST
MUTE
BYPASS
MUTE
BYPASS
MUTE
MUTE
MUTE
MUTE
NJU7306G
MUTE
BYPASS SUBWOOFER
MUTE
BYPASS
Q Q
3 6 7 1 3
+5.6V
STANDBY
-27V
-VP
MAIN AMP
+B1/ -B1
+9V
VIDEO
+15V
AUDIO
RELAY
+B 2
-15V
AUDIO
12V TRIGGER
+B 3
+5V
DSP
+5V
VIDEO
-5V FL AC
VIDEO
FL TUBE
FL AC
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C
2 9 9 4 2 8
MUTE
MUTE
PREOUT
LEFT
Power Amplifier
+29dB
RIGHT
+29dB
SURROUND
LEFT
+29dB
SURROUND
RIGHT
+29dB
SURROUND BACK
/ZONE 2 LEFT
+29dB
SURROUND BACK
/ZONE 2 RIGHT
+29dB
CENTER
+29dB
COOLING FAN
THER MAL VOLTAGE/CUR-
SENSOR
RENT SENSOR
FAN
DRIVER
1 5 0 5 8 2 9 9 4
RELAY
DRIVER
T902
TV-8
FUSE
T901
FUSE
AC
OUTL ET
Australian
U.S.A.
model
model
m
co
DTR-7.3
D
9 9
HEADPHONE
HPEN
FRONT SPEAKERS
RIGHT
LEFT
CENTER
SURROUND SPEAKERS
RIGHT
R IGH T
LEFT
RIGHT
LEFT
SURROUND BACK SPEAKERS
/ZONE 2 SPEAKERS
RELAY
DRI VER
2 8 9 9
AC IN