Main Unit Power Management and Control
+14V (DB-15)
Input Le
ve
l
De
te
ct
MOS
FE
T
Swi
tc
h
CES2
31
3
PWR
_O
N
DC
-D
C
+5V_
M
C
U
MP15
80
D
S
EEPROM BR24
L
02
F
NEC
M
C
U
uPD
78
F0
5
35
G
B
MCU Reset
V
FD
Driver PT6
31
5
V
FD
VFD
33
-
1106N
IR Receive
ON / OFF
\RESET
_A
-2
6V
AC3V
5_
1
AC3V
5_
2
+5V_
M
C
U
DVD_ON
+1
4V
+1
4V
Tran
sis
to
r
Swi
tc
h
Tuner Mo
du
le
K
ST
-
MT004FS1
-6
A
TUNER_ON
-2
6V
DC
-D
C
+1
2V
MP2
35
7D
Tran
sis
to
r
Oscillati
on
Circuit
AC3V
5_
1
AC3V
5_
2
OP
A
m
ps
A
Z
45
58
Li
ne
ar
Regula
to
r
+9
V
Scart Pi
n
8
Control Circuit
So
un
d
Processor PT2
31
4
Motor Dr
iv
er
AM56
69
M
+1
2V
+9V
+5V_
M
C
U
AZ11
17
H
-A
D
J
AZ11
17
H
-3.3
CVBS Video
D
ri
ve
r
BA766
4F
V
External USB De
vi
ce
+3.3V
+1.8V
EEPR
O
M
BR24L
02
F
MPEG
I
C
SPHE82
81
D
St
an
db
y
L
E
D
MOS
FE
T
Swi
tc
h
AP23
05
N
M+5V
D+5V
MPEG R
es
et
Fl
as
h
1M x 8-
B
its
SDRAM
1M x 16-Bits
x
4
\RESET
_B
PWR
_O
N
RDS_ON
DVD_ON TUNER_ON
DB-15
L+_PRE
_O
U
T
1 2 3 4 5 6 7 8 9 10 11 12 13
15
14
AGND
R-_PRE_
O
U
T
L-_PRE
_O
U
T
C
H
G
N
D
C
H
G
N
D
+1
2V
+1
2V
C
H
G
N
D
+1
2V
AGND
R+_PRE
_O
U
T
PWR
_O
N
AM
P_
SD
AMP_
M
U
TE
Main Unit AV and Control
Scart Pin 8
Control Transistor
Circ
ui
t
Sound Proc
es
so
r
PT2
31
4
Motor D
ri
ve
r
AM56
69
M
CVBS Video
D
ri
ve
r
BA766
4F
V
MPEG
I
C
SPHE82
81
D
DVD Mechan
ism
KHM-
31
3A
H
C
SONY Op
tic
Extern
al
U
SB
Device
EEPR
O
M
BR24L
02
F
MPEG R
es
et
Fl
as
h
1M x 8-
B
its
SDRAM
1M x 16-Bit
s
x
4
NEC MCU
uPD78F0
53
5G
B
PWR
_O
N
DVD_ON TUNER_ON
C
V
B
S
Y
/ G
Pr
/ R
Pb / B
Audio L Audi
o
R
Audio Digi
ta
l
CVBS_OUT
_R
C
A
LC
L
ow
P
as
s
Fil
te
r
Line D
ri
ve
r
SN74AHC
1G
08
COAXIAL
_O
U
T
OP
A
m
p
A
Z
45
58
SCART_PIN_8_
O
U
T
SCART_AV_ENA
BL
E
16:9_E
N
A
BL
E
CVBS_MUTE
SERVO SECT
IO
N
Door Open / C
lo
se
AUX_
IN
_L
AUX_I
N
_R
MCU_I2C
EEPR
O
M
BR24L
02
F
IR Receive
MCU_I2C AM
P_
SD
AMP_
M
U
TE
USB_MO
D
E_
1
USB_MO
D
E_
2
LINE_
M
U
TE
OP
A
m
p
A
Z
45
58
LINE_
M
U
TE
LINE_O
U
T_
L
LINE_O
U
T_
R
SCART_OU
T_
R
SCART_OU
T_
L
OP
A
m
ps
A
Z
45
58
L+ / L-_PRE_
O
U
T
(DB-15)
R+/ R-_PRE_
O
U
T
(DB-15)
CVBS_OUT_S
CA
R
T
Y_OUT Pr_
O
U
T
Pb_
O
U
T
DSA
Tuner Mod
ul
e
KST-MT004F
S1
-
6A
TUNER CON
TR
O
L
TUNE
R
_L
TUNE
R
_R
DV
D
_L
DV
D
_R
AUX_L AUX_R
VFD Dr
iv
er
PT6
31
5
MCU Reset
5 - 1
5 - 1
BLOCK DIAGRAM
Summary of Contents for MCD149
Page 9: ...3 3 CONNECTION AND CONTROLS Controls Controls 7 1 2 3 4 5 6 8 9 0 1 7 8 6 4 0 7 8 5 2 3 9 2 ...
Page 13: ...5 2 5 2 WIRING DIAGRAM ...
Page 15: ...LAYOUT DIAGRAM DISPLAY BOARD 6 2 6 2 ...
Page 16: ...7 1 7 1 CIRCUIT DIAGRAM MPEG BOARD ...
Page 17: ...7 2 7 2 CIRCUIT DIAGRAM MPEG BOARD ...
Page 18: ...LAYOUT DIAGRAM MPEG BOARD 7 3 7 3 ...
Page 19: ...8 1 8 1 SCART BOARD ...
Page 20: ...USB BOARD USB BOARD 9 1 9 1 ...
Page 21: ...18 17 14 16 15 22 15 13 19 20 27 24 21 28 12 25 26 EXPLODE DIAGRAM 10 1 10 1 ...
