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MVH-280FD/XNEW5
6
12
34
12
3
4
C
D
F
A
B
E
4. BLOCK DIA
G
RAM
4.1 BLOCK DIA
G
RAM
TUNER AMP UNIT
A
KEYBOARD UNIT
B
Digital Line
I2S communication line
Communication Line
Audio Line
I2C Communication line
Control line
Memory: 64 Kbyte
BSENS
ECO
TELIN
EN
SYNC
USBCTL
VDSENS
MUTE
DIM
ILMPW
S
SYSTEM
R5S726A0D216FP
A.SENS
CAW2056
L C D
Display System
IC1801
PD6583A8
key matrix
SWVDD 5 V ILM+B
3
5
KY
D
T
DP
DT
DP
,DM
iPod CP
3 37S3959
CP_SCL,CP_SDA
CPPW,CPRST
VDD 3.3 V
VDD 1.2 V
E.VOL JASPER
PM9013A
Lithio
(TEF6686HN)
X-8086
TUN 3.3 V
SYS+B 5.75
VDD 3.3 V
B.Up
ACC
B.Up
RCA MUTE
TUNSCL,TUNSDA
MC
LK
,LR
C
LK
DA
T
A
,C
L
K
TUNL TUNR
SOURCE
KE
Y
A
D
1
,KE
Y
A
D
2
RE
S
E
T
B
,S
T
B
BC
L
K
,D
IN
RESET
S-80827CNMC-B8M
IC671
FL
FR
RL/SW
RR/SW
RO
T
0
,RO
T
1
CN
1931
1.
D
G
N
D
2.
IL
M
G
N
D
3.
S
W
V
D
D
4.
R
O
T
1
5.
IL
M
+
B
6.
R
O
T
0
7
. US
BG
ND
8.
K
Y
D
T
9
. US
BG
ND
1
0
. DP
DT
11.
U
S
B
5V
12.
B
T
P
W
13.
D
M
14.
D
IM
M
E
R
15.
D
P
16.
A
U
X
G
N
D
17.
A
U
X
R
18.
S
O
U
R
CE
19.
A
U
X
L
20.
D
S
E
N
S
WIRED REMOTE
JA101
Power Connector
B.
UP
AC
C
1.
F
L
+
2.
F
R
+
3.
F
L-
4.
F
R-
5.
R
L
+
6
. RR+
7.
R
L-
8.
R
R-
9.
T
E
L
10.
N
C
11.
N
C
12.
N
C
13.
A
C
C
14.
B
R
E
M
&
A.
AN
T
15.
B
.U
P
16.
G
N
D
17.
B
.U
P
18.
B
.U
P
1 5 A
JA1202
IC681
IC751
IC601
IC851
IC701
FM/AM ANT
JA851
JA1201
X401 9.216 MHz
12 MHz
16.93 MHz
GND
RCA GND
P1203
CEK1404
CEK1357
S-Quad Flash
(SYS u-com software)
3A
L
R
F
L
R
R/SW
AP3603
IC301
DC/DC CONVERTER
19 V
19 V
SYSPW
VDD 3.3 V
DDC2
SWVDD 5 V
REG5
VDD1.2
REG1
VDD1.2
SWVDD 5 V
SYS 5.78 V
REG2
SYS+B5.78
B.Up
TUN 3.3 V
REG3
TUN 3.3 V
USB 5 V
367.347/439.024 kHz
Hiside SW
USB 5 V
REG4
BSENS
VD 6.0 V
DDC1
VD 6.0 V
VDD 3.3 V
B.Up
B.Up
B.Up
B.Up
B.Up
BD49101AEFS
BD49101AEFS
IC201
IC201
VDD 3.3 V
BSENS
B.REM
EN
ECO
SYNC/USBCTL
Q873
2SCR514PZGE
ILM
Q851
2SAR502UB
DIM_PWM
ILM+B
DIMMR CTL
PW_SCL,PW_SDA
MUTE
SYS+B5.78
MUTE
STBY
IC1301 POWER AMP
TAS5414CTPHDQ1
MUTE
QS
P
C
L
K
,Q
IO
0
,
QI
O1
,QI
O
2
,QI
O3
,
QS
S
L
CP_SW 3.3 V
LSAR523UB
VDD 3.3 V
VDD 3.3 V
CPPWR
AU
X
L
AU
X
R
SSE
N
S
DS
E
N
S
CN1201
CN1931
AUX
USB 5 V
VBU
S
D-
D+
GN
D
USB
ILM+B
ILMCLR1
ILMCLR2
SWVDD
USB 5 V
TELIN
S
D
A_
AM
P
,S
D
L
_
AM
P
ILMPW
B.
R
E
M