A
1
2
3
4
5
6
7
8
9
10
K
J
I
H
G
F
E
D
C
B
L
N
M
93
RX-V381/HTR-3069
U S B _ N _ R S T
U S B _ I R P T O
U S B _ S E A R C H
U S B _ M C H N G
U S B _ B U S Y
U S B _ S C L
U S B _ S D A
USB_N_RS
T
USB_IRPT
O
USB_SEARC
H
USB_MCHN
G
USB_BUS
Y
USB_SCL
USB_SDA
U S B _ S P I _ M O S I
U S B _ B U S Y
U S B _ M C H N G
U S B _ S P I _ N _ C S
U S B _ S E A R C H
R280
8
s28
9
U S B _ N _ R S T
U S B _ S P I _ S C K
U S B _ S P I _ M I S O
U S B _ S P D I F
U S B _ I R P T O
R2810
s291
R280
6
s289
+ 3 . 3 U S B
D G N D
C B 2 8 1
s 2 8 5
DGND
D G N D
C2803
s28
2
L 2 8 0 1
s 2 8 7
DVSSI
O
RESET
X
TMOD
E
IRPT
O
SEARC
H
MCHN
G
BUSY
SC
L
SD
A
DVDD_
M
D V S S I O
D V D D I O
T E S T 1
X I N _ P L L
V O U T _ P L L
T E S T 2
T E S T 3
S E L _ S L A V E
A V D D C
A V S S C
USBD
M
USBD
P
REXT
I
CLK24M
I
LRCK/SPDI
F
BC
K
DATA
MCLK
DVDDI
O
AMUT
E
D A V S S
R D A C O
V C D A C O
L D A C O
D A V D D
S D _ C O N
R X D / S S _ D I / S D _ D O
S S _ C L K / S D _ C L K
T X D / S S _ D O / S D _ D I
S S _ C S / S D _ C S
C 2 8 0 8
s 2 8 1
C 2 8 0 9
s 2 8 1
C 2 8 0 4
s 2 8 1
C 2 8 0 1
n o _ u s e
C 2 8 0 2
s 2 8 1
D G N D
C 2 8 0 7
s 2 8 1
U S B _ S D A
U S B _ S C L
R282
0
s294
R2818
s292
R2812
s289
R281
1
s28
9
R 2 8 1 6 s 2 9 0
R 2 8 1 7
s 2 9 0
R 2 8 0 5
s 2 9 0
R 2 8 0 3
s 2 8 9
C2810
s283
L 2 8 0 2
s 2 8 8
1
4
3
2
+ 3 . 3 D
+ 3 . 3 U S B
X L 2 8 1
s 2 9 5
4
1
2
3
C 2 8 1 1
s 2 9 6
C 2 8 1 2
s 2 8 4
R 2 8 1 9
s 2 9 3
D I G I T A L 5 : U S B
t o O P E ( 1 )
< F r o n t U S B >
+ D A T A
USB_DM
USB_DP
S S _ D O
S S _ C L K
S S _ D I
S S _ C S
to 002.sht
(u-com)
to 002.sh
t
(u-com)
90 ohm
I C / C B / X L : 2 8 1 -
O H T E R : 2 8 0 1 -
- D A T A
to 004.sht
(DIR)
T h e t e s t p o i n t
t o B s i d e .
D e s t i n a t i o n P a r t L i s t
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s x x | L O C A T I O N | J U C A | R K B G L V F S | T |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 1 | C 2 8 0 2 | X | U S 6 2 5 1 0 | U S 6 2 5 1 0 |
| | C 2 8 0 4 | | 0 . 1 / 1 0 ( B J ) | 0 . 1 / 1 0 ( B J ) |
| | C 2 8 0 7 | | | |
| | C 2 8 0 8 | | | |
| | C 2 8 0 9 | | | |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 2 | C 2 8 0 3 | X | U S 6 6 2 1 0 | U S 6 6 2 1 0 |
| | | | 1 0 0 P ( C H ) | 1 0 0 P ( C H ) |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 3 | C 2 8 1 0 | X | W D 7 5 8 3 0 | W D 7 5 8 3 0 |
| | | | 1 0 / 1 0 | 1 0 / 1 0 |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 4 | C 2 8 1 2 | X | U S 6 6 1 1 2 | U S 6 6 1 1 2 |
| | | | 1 2 P ( C H ) | 1 2 P ( C H ) |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 5 | C B 2 8 1 | X | V B 3 8 9 9 0 | V B 3 8 9 9 0 |
| | | | P H I | P H I |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 6 | I C 2 8 1 | X | Y E 9 3 1 A 0 | Y E 9 3 1 A 0 |
| | | | B U 9 4 5 0 2 A M U V - E 2 | B U 9 4 5 0 2 A M U V - E 2 |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 7 | L 2 8 0 1 | X | W W 6 0 9 5 0 | W W 6 0 9 5 0 |
| | | | B K P 1 0 0 5 H S 6 8 0 - T | B K P 1 0 0 5 H S 6 8 0 - T |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 8 | L 2 8 0 2 | X | W Y 2 2 1 3 0 | W Y 2 2 1 3 0 |
| | | | E X C 2 4 C E 9 0 0 U | E X C 2 4 C E 9 0 0 U |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 8 9 | R 2 8 0 3 | X | R D 4 5 5 1 0 | R D 4 5 5 1 0 |
| | R 2 8 0 6 | | 1 0 0 | 1 0 0 |
| | R 2 8 0 8 | | | |
| | R 2 8 1 1 | | | |
| | R 2 8 1 2 | | | |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 0 | R 2 8 0 5 | X | R D 4 5 7 1 0 | R D 4 5 7 1 0 |
| | R 2 8 1 6 | | 1 0 K | 1 0 K |
| | R 2 8 1 7 | | | |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 1 | R 2 8 1 0 | X | R F 4 5 7 1 2 | R F 4 5 7 1 2 |
| | | | 1 2 K | 1 2 K |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 2 | R 2 8 1 8 | X | R D 4 5 9 1 0 | R D 4 5 9 1 0 |
| | | | 1 M | 1 M |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 3 | R 2 8 1 9 | X | R D 4 5 5 6 8 | R D 4 5 5 6 8 |
| | | | 6 8 0 | 6 8 0 |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 4 | R 2 8 2 0 | X | W H 2 0 7 0 0 | W H 2 0 7 0 0 |
| | | | 1 0 0 X 4 | 1 0 0 X 4 |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 5 | X L 2 8 1 | X | Z U 4 7 7 6 0 | Z U 4 7 7 6 0 |
| | | | 1 6 . 9 3 4 4 M H Z | 1 6 . 9 3 4 4 M H Z |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
| s 2 9 6 | C 2 8 1 1 | X | U S 6 6 1 1 0 | U S 6 6 1 1 0 |
| | | | 1 0 P ( C H ) | 1 0 P ( C H ) |
+ - - - - - - - - + - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - +
IC281
: BU94502AMUV-E2
USB host WAV/AAC/WMA/MP3 decoder LSI
DVSSIO
DVDD_M
USBDM
USBDP
REXTI
LED_ERROM/CLK24MI
LED_PLAY/LRCK/SPDIF
LED_PSD/BCK
LED_PUSB/DATA
AMUTE
DVDDIO
LED_REPEAT/MCLK
RESETX
TMODE
KEY_COL1/IRPTO
KEY_COL2/SEARCH
KEY_COL3/MCHNG
KEY_ROW1/BUSY
KEY_ROW2/SCL
KEY_ROW3/SDA
DVSSIO
DVDDIO
TEST1
TEST2
SEL_COD/TEST3
SEL_SLAVE
AVDDC
AVSSC
DAVSS
RDACO
VCDACO
LDACO
DAVDD
SD_CON
SD_DO
SD_CLK
SD_DI
SD_CS
XIN_PLL
XOUT_PLL
FAT
File system
PLL
(Oscillator)
USB
Controller
System
Controller
SD Card
Controller
LED Driver
1
2
3
4
5
6
7
8
9
10
30
31
32
33
34
35
36
37
38
39
40
20
19
18
17
16
15
14
13
12
11
29
28
27
26
25
24
23
22
21
Audio
DAC
Sound
Effecter
MP3/
WMA/
AAC
Decoder
LDO
No replacement part available.
RESISTOR
REMARKS
NO MARK
PARTS
NAME
CARBON
CARBON
METAL
METAL
METAL
FIRE
CEMENT
SEMI
FILM RESISTOR
FILM RESISTOR
OXIDE FILM RESISTOR
FILM RESISTOR
PLATE RESISTOR
PROOF CARBON FILM RESISTOR
MOLDED RESISTOR
VARIABLE RESISTOR
(P=5)
(P=10)
CHIP RESISTOR
REMARKS
CAPACITOR
PARTS NAME
NO
NO
MARK
MARK
ELECTROLYTIC
CAPACITOR
CERAMIC CAPACITOR
POLYESTER FILM CAPACITOR
POLYSTYRENE FILM CAPACITOR
MICA CAPACITOR
POLYPROPYLENE
FILM CAPACITOR
SEMICONDUCTIVE CERAMIC CAPACITOR
P
TANTALUM CAPACITOR
TUBULAR
S
CAPACITOR
CERAMIC
FILM
SULFIDE
POLYPHENYLENE
CAPACITOR
N O T I C E
U.S.A
G
CANADA
STANDARD
L
CHINA
AUSTRALIA
SINGAPORE
KOREA
GENERAL
U
C
T
A
K
R
JAPAN
(model)
B
BRITISH
J
SOUTH EUROPE
E
V
TAIWAN
F
RUSSIAN
P
LATIN AMERICA
S
BRAZIL
H
THAI
(R, T, K, B, G, F, L, V, S models)
to DIGITAL 4/5
to DIGITAL 2/5
to DIGITAL 2/5
0.000V
0.6mV
0.6mV
DIGITAL 5/5
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★
Components having special characteristics are marked
⚠
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
●
電圧は、内部抵抗
10M
Ωの電圧計で測定したものです。
●
⚠印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
●
本回路図は標準回路図です。改良のため予告なく変更することがあります。
Details of colored lines
Red / full line:
Power supply (+)
Red /dashed line: Power supply (-)
Orange:
Signal detect
Yellow:
Clock
Green:
Protection detect
Brown:
Reset signal
Blue:
Panel key input
Summary of Contents for RX-V381
Page 6: ...6 RX V381 HTR 3069 RX V381 HTR 3069 RX V381 K model RX V381 A model RX V381 B model...
Page 7: ...7 RX V381 HTR 3069 RX V381 HTR 3069 RX V381 G F models RX V381 L model RX V381 S model...
Page 8: ...8 RX V381 HTR 3069 RX V381 HTR 3069 RX V381 J model HTR 3069 U C models HTR 3069 T model...
Page 9: ...9 RX V381 HTR 3069 RX V381 HTR 3069 HTR 3069 K model HTR 3069 B model TR 3069 G F models...
Page 10: ...10 RX V381 HTR 3069 RX V381 HTR 3069 HTR 3069 L model...
Page 133: ...133 RX V381 HTR 3069 RX V381 HTR 3069 RX V381 HTR 3069 1...
Page 138: ...RX V379 HTR 3068...