Onkyo HT-R540 Service Manual page 10

A
BLOCK DIAGRAMS-1
AUDIO SECTION
1
XM ANTENNA UNIT
2
TAPE OUT
VIDEO 3 IN
VIDEO 2 IN
3
VIDEO 1 OUT
VIDEO 1 IN
SURROUND
SUBWOOFER
SURROUND
4
DIGITAL IN
5
B
XM RADIO
MDD, MDC ONLY
DAC
XM/DT IC
AK4384
L
CD
R
L
R
L
TAPE IN
R
L
(FRONT)
R
L
R
L
R
L
R
L
FRONT
R
CENTER
L
R
L
BACK
R
OPT 1
OPT 2
OPT 3
COAXIAL
C
FM/AM
TUNER UNIT
-
-
Q301 CS42518
HT-R540
C
SL
SR
SW
SBL
SBR
39
38
2ch ADC
DIR
D
INVERTING
INVERTING
8ch DA