Onkyo HT-R495 Service Manual

Block Diagrams (Analog Audio)
Schematic Diagrams
TX-SR292BT/SR393/SR494, HT-R398/R495
1
A
B
C
D
E
2 3 4 5 6
1 2 3 4 5 6
A
B
C
D
E
Multi
Multi
Multi
Multi
Multi
Multi
MICOUT
TUNER_L
TUNER_R
CDL
CDR
VCRL
Sub
Sub
SBZ2MUT
AMUT
SPRLF
SPRLCS
SPRLSB
VCRR
HDMI_I2S
HDMI_SPDIF
DIR_I2S
DACSW
DACC
DACSL
DACSR
DACSBL
DACSBR
DACC
DACSW
DACSL
DACSR
DACSBL
DACSBR
BDR
BDL
Main
Main
Main
Main
Main
Main
Main
Main
ADSP1_SD1-3
HM_AM_SD1-4
HDMI_SD1-3&SPDIF
DACFR
Multi
Multi1
BTL
BTR
DACFL
DACFR
ZBMUT
AUXR
AUXL
1
2
4
5
Jxxxx
2ch ADC
DIR
TUNER PACK
Main DAC
CS49844
DSP
Surr R
Surr L
Front R
Front L
Center
PCM9211
FL
FR
SW
C
SL
SR
SBL
SBR
ADCL
DownMix
46
47
44
45
42
43
40
41
37
38
5049
Main L
Main R
7
6
8
9
11
10
13
12
+20dB
VOL
BD34701KS2
33
34
29
30
IN3
IN4
27
28
24
25
IN8
IN6
IN7
ADC
Headphone
-6dB
-6dB
Direct L
Direct R
(Only T2-00)
(Only T2-00)
(Only T2-00)
(Only T2-00)
(Only T2-00)
(Only T2-00)
PART-2 Digital Audio
(Main)
RF2678/2687
CD
PC
HDMI
MN864788A
TX
RX
AK4438
BAPRC-2695
ADCR
Analog in 3
Q4001
Q8000
Q1005
Q3404
Q1004
BAETC-2679/2688
IN1
IN2
IN3
IN4
MOUT
COAX
OPT1
22
23
AUX
SBL
BD/DVD
CBL/SAT
STRM BOX
GAME
CBL/SAT
CD
BAAF-2690
(Analog Audio)
Q1012
MIC
SW2 Preout
J4002 passive SW
ONLY HTiBmodel
7chmodel
5chmodel
NONE
HTiBmodel
PASSIVE SW
HTiBmodel
5chmodel
NONE
NONE
7chmodel SBR
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
BT MODULE
31
32
SW1 Preout
ZoneB R
ZoneB L
35
36
DIS2672
DIS2681
TV
CBL/SAT
Pre/Lineout
Pre/Lineout
Buffer

Onkyo HT-R495 Specifications

General

Brand	Onkyo
Model	HT-R495
Category	Stereo Receiver
Language	English