Onkyo HT-R495 Service Manual

Power Supply Section
Schematic Diagrams
TX-SR292BT/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
+12VWR
POFFIN
POFFIN
M_PON
M_PON
POFF2
POFF2
POFF
GNDDG
GNDDG
GNDDG
+12VDG
+12VDG
+12VWR12:C9
103K
C8961
226M
C8939
NM
226M
C8918
226M
C8916
103K
C8945
104K
C8962
226M
C8922
NM
103K
C8931
104K
C8911
NM
226M
C8912
NM
106K
C8902
226M
C8919
226MC8967
103K
C8941
226M
C8947
226MC8966
103K
C8951
102J
C8965
226M
C8946
106K
C8968
NM
226M
C8915
226M
C8936
226M
C8957
6.3V
106KC8948
NM
103K
C8935
104K
C8917
NM
104K
C8914
NM
106K
C8938
NM
226M
C8937
106K
C8958
NM
104K
C8969NM
104K
C8952
104K
C8942
104K
C8932
106K
C8963
25V
106K
C8934
106K
C8954
104K
C8920
NM
106K
C8953
106K
C8944
106K
C8933
106K
C8943
106K
C8903
106K
C8964
25V
103K
C8955
226M
C8956
6.3V
226M
C8921
NM
P8902
NPLG-2P915
For service
1
+12VWR
2
GNDDG
GNDDG
HDMI_PON
12:M1;14:B10;14:P8;15:R5
M_PON
12:C9
POFF
12:C8
TP730
TP884
TP12
TP883
TP882
TP757
TP881
TP11
Q8963
KRA302E
NM
+1.0VDSP
+3.3VHD
+12VDD
+1.1VDC
+1.1VHD
+5.2VHD
TP6
TP7
R8964 56k
F_+-1%
R8934 2.7k
F_+-1%
R8952
100k
R8943
4.7k
R8970
100k
NM
R8966
10k
F_+-1%
R8956
10k
F_+-1%
R8904
10k
R8946
10k
F_+-1%
R8963
10k
R8936
10k
F_+-1%
R8905
10k
R8944 3.3k
F_+-1%
R8906
1.5k
R8969
15k
NM
R8968
15k
NM
R8955 120k
F_+-1%
R8965
270k
F_+-1%
R8945
6.8k
F_+-1%
R8961
100k
R8933
3.3k
R8954 33k
F_+-1%
R8953
6.8k
R8932
100k
R8935
2.2k
F_+-1%
R8942
100k
R8958
10k
D8951
CUS357
D8907
DA2J10100
D8963
RBR3MM30ATR
D8906 DA2J10100
Q8951
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
Q8941
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
9
Q8961
FR9889SPCTR
BST
1
VIN
2
LX
3
GND1
4
FB
5
PG
6
SHDN
7
SS
8
GND2
9
Q8931
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
9
BLM21PG221SN1
L8953
BLM21PG221SN1
L8961
BLM21PG221SN1
L8944
BLM21PG221SN1
L8963
NM
BLM21PG221SN1
L8934 NM
BLM21PG221SN1
L8964
NM
BLM21PG221SN1
L8933 NM
BLM21PG221SN1
L8943
BLM21PG221SN1
L8941
BLM21PG221SN1
L8931
BLM21PG221SN1
L8954
BLM21PG221SN1
L8951
1255AY-100M
L8932
1255AY-100M
L8942
1255AY-100M
L8962
1255AY-100M
L8952
R8937
0
R8957 0
R8921
0
R8947 0
S8901
NPS-111-S690
NM
Q8962
2SC2712-GR
NM
R8931
1k
R8941
1k
R8951
1k
R8903
1k
POFF2
12:C8
TP727
FANCTRL
12:C9
TP728
P2802B
NPLG-7P920
B7B-PH-SM3-TB
1
+12VDG
2
GNDDG
3
+12VDG
4
GNDDG
5
POFF2
6
M_PON
7
POFF
TP8728
TP8700
GNDDG
R8962
0
MMPU PART
BAPRC-2695
+1.037V
+1.13V
+3.319V
+5.2V
BAPS-2674/2683
R8944 R8945
1.13V
1.21V
3.3k
5.6k 6.8k
6.8k
MN864778A
MN864788A
12VPOWER
MODEL NO.TX-SR292BT/494,HT-R398_C/495_C,VSX-534/534D/326_C/834
BAPRC-2695 (2/6)
STANBY

Onkyo HT-R495 Specifications

General

Brand	Onkyo
Model	HT-R495
Category	Stereo Receiver
Language	English