Onkyo HT-R580(B) Service Manual page 22

QQ
3 7 6 3 1 5 1 5 0
A
SCHEMATIC DIAGRAMS-9
U. Port Unit Section
1
U0031
U. PORT PC BOARD BAETC-0365
2
TE
L 1 3 9 4 2 2 9 6 5 1 3
R2848
22
3
R2849
22
JL502B
TO SD-3a C-2 BAAF-0341
TO SD-3b C-2 BCAF-0348
www
TO SD-3c C-2 BCAF-0355
TO Audio Input PWB
.
4
http://www.xiaoyu163.com
B
NJM4580M-D
R2809
5 AUDIO_R
7 22K
Q2804:A
R2804
6
22K
R2811
22K
C2880
101J
R2830 1M
C2881
101J
R2810
22K
R2805
2
1 22K
Q2804:B
R2808
3
NJM4580M-D 22K
x a o u 1 6 3
y
i
http://www.xiaoyu163.com
TX-SA578/608 TX-SR308/508/578/608 HT-R380/538/580/680/980/C260 DTR-20.2/30.2
8 9
C
AUDIO_R
AUDIO_L
Q Q
3 7 6 3 1 5
GND_A
1 GND_P
2 +12V
3 Z2_L
4 Z2_GND
5 Z2_R
6 GND_D
7 GND_V
8 Composite
MMPDETINT 9 DCKDET2
MMPDET 10 DCKDET1
MMPTXD 11 TX
MMPRXD
12 RX
MMPRST
13 RESET
MMPSCL 14 SCL
MMPSDA 15 SDA
BAETC-0365
c o
.
2 4 2
9 8
D E
L2800 BLM18PG181SN1D
R2800 L2801 BLM18PG181SN1D
1 5 0 8 9 2 4 9 8
FRU090
L2802 BLM18PG181SN1D
L2818 BK1608LM182-T
L2817 BK1608LM182-T
L2816 BK1608LM182-T
L2803 BK1608LM182-T
L2804 BK1608LM182-T
L2805 BK1608LM182-T
L2806 BK1608LM182-T
L2807 BK1608LM182-T
L2808 BK1608LM182-T
L2809 BK1608LM182-T
L2810 BK1608LM182-T
L2811 BK1608LM182-T
L2812 BK1608LM182-T
L2813 BK1608LM182-T
L2814 BK1608LM182-T
L2815 BK1608LM182-T
m
9 9
1
GND_P
2
+12V
2 9 9
3
+12V
4
5
6
Z2_L
7
Z2_R
8
Z2_GND
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27