Onkyo HT-R494 User Manual

Schematic Diagram
5 4 3
2
1
6
D
C
A
B
D
C
A
B
5 4 3
2
1
6
Display section
FLDCLK
FLDSDO
FLDCS
FLDRST
KEY2
KEY2
KEY2
SEC3_1
MICOUT
KEYINT1
AUX_V
VOLB
VOLA
REMIN
KEY1
KEY1
KEY1
KEYINT0
KEY3
KEY3
KEY3
GND_AUX
MICDET
-15V
FLAC2
+3.3S
LEDATMOS
LEDATMOS
KEY0
KEY0
MICMUT
MICMUT
GNDA_AUX
GNDDG
FLPOWER
SEC3_2
AUX_L
AUX_R
FLAC1
LEDTHRU
LEDTHRU
+5.0V
+15V
C7564
NM
C7563
NM
102J
*C7833
50V
223K
C7517
50V
223K
C7531
50V
104Z
C7705
25V
471J
C7712
50V
C7719
NM
390J
C7523
50V
330J
*C7804
50V
102J
C7543
50V
102J
C7542
50V
C7553
NM
C7554
NM
101JC7504 50V
101J*C7802 50V
101JC7503 50V 101JC7505 50V
C7551
NM
104ZC7502 25V
104Z
C7714
25V
104Z
C7509
25V
104Z
C7716
25V
103K
C7521
50V
103K
C7522
50V
223K
C7518
50V
223K
C7512
50V223K
C7511
50V
223K
C7516
50V
223K
C7510
50V
223K
C7520
50V
471J
C7711
50V
C7962 104J
C7514
474J 50V
C7950
104J
*C7811
47u 16V
*C7803
47u
16V
C7964
NM
C7561
NM
C7541
10u 16V
*C7812
47u 16V
C7562
NM
C7552
NM
C7533
10u 16V
C7963 47u 50V
C7513
NM
C7508
100u
6.3V
C7515
47u 16V
*C7805
10u 16V
*C7801
10u
16V
C7961
47u 50V
C7960
100u 63V
P9501B
NPLG-5P220
12345
P7003A
NSCT-7P878
1 2 3 4 5 6 7
P7001B
NSCT-23P2441
1 2 3 4 5 6 7 8 9 10 1112 1314 151617 1819 2021 22 23
D7712
DA2J10100
D7960
RL1N4003
D7961
NM
D7711
DA2J10100
D7560
SCB3318E-D2
*D7561
SCB3318E-D2
*D7801 DZ2J051M0L
D7962
DZ2J360M0L
D7533
DZ2J039M0L
D7502
DZ2J082M0L
*D7811
DZ2J068M0L
*D7812
DZ2J068M0L
Q7511
NM
GND
1
DATA
2
CLOCK
3
Q0
4
Q1
5
Q2
6
Q3
7
Q4
8
Q5
9
Q6
10
Q7
11
Q8
12
Q9
13
Q10
14
Q11
15
VDD
16
*Q7801
NJM4580CG
OUT
7
-
6
+
5
+V
8
*Q7801
NJM4580CG
OUT
1
-
2
+
3
-V
4
Q7501
ML9208A-13GA
SG5
1
SG6
2
SG7
3
SG8
4
SG9
5
SG10
6
SG11
7
SG12
8
SG13
9
SG14
10
SG15
11
SG16
12
SG17
13
SG18
14
SG19
15
SG20
16
SG21
17
SG22
18
SG23
19
SG24
20
SG25
21
SG26
22
SG27
23
SG28
24
SG29
25
SG30
26
SG31
27
SG32
28
SG33
29
SG34
30
SG35
31
GR1
32
GR2
33
GR3
34
GR4
35
GR5
36
GR6
37
GR7
38
GR8
39
GR9
40
GR10
41
GR11
42
GR12
43
GR13
44
GR14
45
GR15
46
GR16
47
VFL
48
GND
49
OSC0
50
OSC1
51
RSTB
52
CS
53
CP
54
DA
55
VDD
56
P1
57
P2
58
AD2
59
AD1
60
SG1
61
SG2
62
SG3
63
SG4
64
*P7802
MSJ-035-105C-B-RF-SR-PC(ONA)
1
2
4
5
P7702
NPJ-3PDB735
1
2
3
4
5
6
7
8
9
L7832
NM
LBC2518T2R2M
L7532
L7531
NM
L7831
NM
Q7502
16-BT-168GNK
F11
1
P35
5
P34
6
P33
7
P32
8
P31
9
P30
10
P29
11
P28
12
P27
13
P26
14
P25
15
P24
16
P23
17
P22
18
P21
19
P20
20
P19
21
P18
22
P17
23
P16
24
P15
25
P14
26
P13
27
P12
28
P11
29
P10
30
P9
31
P8
32
P7
33
P6
34
P5
35
P4
36
P3
37
P2
38
P1
39
16G
40
15G
41
14G
42
13G
43
12G
44
11G
45
10G
46
9G
47
8G
48
7G
49
6G
50
5G
51
4G
52
3G
53
2G
54
1G
55
F22
59
J7961
J7901
NM
Q7541
IRM-3638M3S28
1
2
3
4 5
R7552
NM
R7303
R7557
NM
*R7810
*R7806
2.2k
R7622
330
*R7834
1k
R7711
330
R7712
330
R7524
10k
R7503 3.3k
R7962
4.7k
R7542
1k
R7661
220
R7513
3.3k
R7626
1.2k
*R7801
100
R7621
270
*R7815
390
R7518
8.2k
R7967
47k
*R7832
220k
NM
R7961
NM
R7521
10k
R7964
NM
R7617
2.2k
R7608
3.9k
R7627
2.2k
R7637
2.2k
*R7816
390
R7628
3.9k
R7963
4.7k
R7638
3.9k
*R7809
470
*R7804
220
R7508
220
R7633
470
R7541
100
*R7803
4.7k
R7507
220
R7623
470
R7612
330
R7625
820
R7624
560
R7613
470
R7533
220
R7504 220
R7965
4.7
*R7811
390
R7505 220
R7813
NM
R7551
NM
R7561
NM
R7618
3.9k
R7502 3.3k
R7607
2.2k
R7560
NM
R7609
12k
R7966
47k
*R7820
47k
R7635
820
R7619
12k
R7629
12k
R7968
33k
R7616
1.2k
R7636
1.2k
*R7812
390
R7550
NM
R7606
1.2k
R7522
10k
*R7808
33k
R7615
820
R7603
470
*R7805 47k
R7960
8.2
1/2W
*R7814
220k
R7604
560
R7713
75
R7614
560
R7631
270
R7950
1.5
R7605
820
R7953
NM
*R7662
220
R7634
560
R7632
330
R7517
10k
R7523
10k
R7602
330
R7512
10k
R7611
270
R7601
270
R7952 1W
33
R7951
1W
33
S7502
EC12E2425WITH WASHER
1 3
4 5
2
S7606
NPS-111-S681
S7605
NPS-111-S681
S7600
NPS-111-S681
S7632
NPS-111-S681
S7630
NPS-111-S681
S7631
NPS-111-S681
S7601
NPS-111-S681
S7607
NPS-111-S681
S7637
NPS-111-S681
S7611
NPS-111-S681
S7629
NPS-111-S681
S7624
NPS-111-S681
S7636
NPS-111-S681
S7612
NPS-111-S681
S7625
NPS-111-S681
S7609
NPS-111-S681
S7618
NPS-111-S681
S7613
NPS-111-S681
S7621
NPS-111-S681
S7619
NPS-111-S681
S7620
NPS-111-S68
1
S7638
NPS-111-S681
S7608
NPS-111-S681
S7622
NPS-111-S681
S7623
NPS-111-S681
S7633
NPS-111-S681
S7615
NPS-111-S681
S7614
NPS-111-S681
S7626
NPS-111-S681
S7616
NPS-111-S681
S7635
NPS-111-S681
S7634
NPS-111-S681
TP7061
TP703
TP7705
TP7714
TP7715
TP7706
TP7060
TP7708
TP7712
TP7058
TP961
TP7713
TP7711
TP7704
TP7059
Q7503
KTC3875-GR
Q7504
KTC3875-GR
Q7533
KTC3875-GR
Q7961
2SC2712-GR
*Q7803
RTAN430C-T112-1
Q7804
NM
Q7808
KRC102S
Q7655
DTC123JKA
*Q7653
DTC123JKA
Q7960
KTA1661-Y
*Q7807
KRA102S
Q7962
KRA102S
P7703
(GND)
1
VCR
AUX
RT/PTY/TP
DIMMER
TUNER
PRESET
RETURN
SETUP
PRESET UP
TUN DOWN
TUN UP
ENTER
DOWN
UP
DOWN
MUSIC
AUX AUDIO LIN
AUX AUDIO RIN
AUX VIDEO IN
MIC SECTION
PRC
FROM BAPRC-1758(PART-9)TO BAAF-1712(PART-4)
MODEL NO.TX-SR343/ TX-SR444 / HT-R494 SCHEMATIC DIAGRAM (PART-8) DISPLAY SECTION
BADIS-1732
FLAC2
Ek(+8.2V)
FLAC1
~FLDRST
~FLDCS
FLDCLK
FLDSDO
VDD(+3.3V)
VP
VP_CON
VP(-32V)
VDD
ASP
POWER TRANS
TV
BLUETOOTH
STRM BOX
CD
DISPLAY
CBL/SAT
MOVIE/TV
MOVIE/TV
MUSIC
DOWN
UP UP
DOWN GAME
T4/H4 ONLY
BD/DVD
M.OPT
TONE
TONE (-)
ON/STBY
TONE (+)
27191312
(LED)LH-5-5
T4/H4 ONLY: Dolby Atmos
BLUETOOTH
(BLUE)
(BLUE)
ZONE A ZONE B
GAME1
GAME2
GAME
-VP
FLAC1
FLAC2
27191312
(LED)LH-5-5

Onkyo HT-R494 Specifications

General

Brand	Onkyo
Model	HT-R494
Category	Receiver
Language	English