Audio Section; Block Diagrams - Onkyo HT-R540 Service Manual

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BLOCK DIAGRAMS-1

AUDIO SECTION

XM RADIO
1
MDD, MDC ONLY
XM ANTENNA UNIT
DAC
XM/DT IC
AK4384
L
CD
R
2
L
TAPE OUT
R
L
TAPE IN
R
L
VIDEO 3 IN
(FRONT)
R
L
VIDEO 2 IN
R
L
3
VIDEO 1 OUT
R
L
VIDEO 1 IN
R
L
FRONT
R
CENTER
L
SURROUND
R
SUBWOOFER
L
SURROUND
BACK
R
4
OPT 1
OPT 2
DIGITAL IN OPT 3
5
COAXIAL
C
FM/AM
TUNER UNIT
C
SL
SR
SW
SBL
SBR
39
38
- 2ch ADC
-
DIR
Q301 CS42518
D E
Q5501
R2S15211FP
SELECTOR/VOLUME
FL
TONE
FR
TONE
C
INVERTING
SL
INVERTING
SW
SR
SBL
SBR
62
63
64
1
8ch DAC 58
54
F G
POWER AMPLIFIER
+29dB
+29dB
+29dB
+29dB
PREOUT
+29dB
SUB
WOOFER
+29dB
+29dB
RI
Q282
INTERFACE
ES29LV400
FLASH ROM
110
109
107
Q281
106 Q201
118
M12L16161A
D707E001RFP
86
134
DSP SD_RAM
81
80
HT-R540
H
PHONES
L
FRONT
SPEAKERS
R
CENTER
L
SURROUND
SPEAKERS
R
L
SURROUND BACK
SPEAKERS
R
L
FRONT SPEAKERS B
R
RI
Q701
M306222MWP
MICROPROCESSOR