Schematic Diagrams; Part-2 Digital Audio - Onkyo HT-R495 Service Manual

1
Block Diagrams (Analog Audio)
BAAF-2690
MICOUT 35
2
5 36
MIC
E
4
1
33
BTL
IN3
BT MODULE
34
BTR
31
AUXL
DIS2672
32
AUXR
DIS2681
29
RF2678/2687 TUNER_L
IN4
TUNER PACK 30
TUNER_R
Analog in 3
27
CDL
D
IN6
CD
28
CDR
24
VCRL
AUX
IN7
TV
25
VCRR
22
BDL
IN8
PC
-6dB
23
BDR
CBL/SAT
ADC
(Main)
-6dB
VOL
Q4001
C
BD34701KS2
COAX
CBL/SAT
CD
OPT1
B
HDMI_I2S
HDMI_SPDIF
MOUT TX
HDMI
BD/DVD IN1
MN864788A
CBL/SAT IN2
Q8000
RX
STRM BOX IN3
GAME IN4
A
1
2
Main L
Direct L
Main R
Main
DACFL 46
Multi
Sub
37
DownMix
Direct R
Main
DACFR 47
Multi
Sub
38
(Only T2-00)
Main
44
DACSW
Multi
(Only T2-00)
Main
45
DACC
Multi
(Only T2-00)
Main
42
DACSL
Multi
(Only T2-00)
Main
43
DACSR
Multi1
(Only T2-00)
Main
40
DACSBL
Multi
ADCL
(Only T2-00)
Main
41
DACSBR
Multi
ADCR
49 50
2ch ADC
Q1012
Main DAC
DSP
DIR
AK4438
DIR_I2S
CS49844
Q1004
PCM9211
Q3404
Q1005
ADSP1_SD1-3
HM_AM_SD1-4
HDMI_SD1-3&SPDIF

PART-2 Digital Audio

2
3 4
FL
7
+29dB
AMUT
FR 6
+29dB
SPRLF
SW
8
+20dB
C
9
+29dB
SL
11
+29dB
SPRLCS
SR
10
+29dB
J4002 passive SW
SBL 13 ONLY HTiBmodel
+29dB
SBZ2MUT
SBR
12
+29dB
SPRLSB
ZBMUT
Buffer
DACFR
DACSW
DACC
DACSL
DACSR
DACSBL
DACSBR
BAPRC-2695
3 4
5

Schematic Diagrams

(Analog Audio)
Front L
Headphone
BAETC-2679/2688
Front R
Center
Surr L
Surr R
7chmodel SBL
5chmodel NONE
HTiBmodel PASSIVE SW
7chmodel SBR
5chmodel NONE
NONE
HTiBmodel
SW1 Preout
SW2 Preout
ZoneB L
Pre/Lineout
ZoneB R
Pre/Lineout
TX-SR292BT/SR393/SR494, HT-R398/R495
5
6
E
D
C
B
A
6