Onkyo HT-R420 Service Manual

PRINTED CIRCUIT BOARD VIEWS-3
TX-SR402/8240/HT-R420
A
1
2
3
4
5
BCD
C7502
C7512
C7514
C7521
D7505
JL7501A
JL7502A
P7502A
P7503A
Q7501
Q7501
R7580
R7581
R7582
S7501
S7501
S7611 S7612
S7613 S7621
S7622
S7623S7624
S7625
S7626
S7627
S7631
S7632 S7633
S7634
S7635
S7636
S7637
S7641
S7642
S7643
S7644
S7645
S7646
S7647
X7501
J7501
J7502
J7503
J7504
J7506 J7507
J7508
J7509
J7510
J7511
J7512
J7513
J7514
J7515
J7516
J7517
J7518
J7519
J7520
J7521
J7522
J7523
J7524
J7525
J7526
J7527
J7528
J7529
J7530
J7531
J7532
J7533
J7534
J7535
J7536
J7537
J7538
J7539
J7540
J7541
J7542
J7543
J7544
J7545
J7546
J7547
J7548
J7549
STEREO DIRECT
DSP SURROUND
PRESET
AUDIO
ADJUST
SP
ADJUST
CD
TUNER TAPE
TUNING TUNING
MEMORY
FM
MODE
DIGITAL
INPUT
SW
MODE
DIMMER DISPLAY
DVDVIDEO1VIDEO2
VIDEO3
AUDIO
SELECTER
U7501
-VP
GND
SYSIN
HPDET
SBMLDY
SBMDI
SBMDO
SBMCLK
SBMRST
HPMUT
+5.6V
HPR
HPE
HPL
GND
GND
FLAC
FLAC
NCDIS-7403
25137403B
1
RL7501
J7550
J7551
J7552
J7553
J7554
UP DOWN
ADJUST
HPR
HPE
HPL
GND
HPDET
2
2
2 2
22222
22
2 2 2
222
22 22
2 2 2
12
15
12
7
7
7
20
17
17
12
22
7
7
17
27
30
30
15
22
7
20
15
7
15
7
12
VOUT
VCC
GND
12
7
15
15
U2 DISPLAY PC BOARD
(NADIS-7403)
Component side view
from soldering side
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Onkyo HT-R420 Specifications

General

Brand	Onkyo
Model	HT-R420
Category	Receiver
Language	English