Mitsubishi Electric DD-4030, Service Manual

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System Control Block Diagram
E5640BLS 1-7-1 1-7-2
59
60
49
82
IC301
(FRONT END PROCESSOR)
IC601
(DVD HOST PROCESSOR)
OSCI
OSCO
23
24
(16.9344MHz)
X301
CLOCK
X601 27MHz
120
READY
48 HANG
/FERS
TREV
TFWD
TIN
TOUT
READY
/FERS
TIN
TOUT
10
SEN
46 MUTE
47 PS
64
FROM/TO
DVD SIGNAL
PROCESS
BLOCK
DIAGRAM
FROM/TO
RF SIGNAL
PROCESS
/SERVO
BLOCK
DIAGRAM
CPUDT0
NINT1
NINT2
WAIT
/RE
/WEL
CS1
RESET
NINT1
NINT2
WAIT
/RE
/WEL
CS1
RESET
CPUDT7
13
16
26
33
35
40
~
84
91
~
~
~
~
CPUADR0
CPUADR17
~
3 VFD-STB
1 VFD-DIN
2 VFD-DOUT
125 REMOTE
204 VFD-CLK
CN501 CN1001
JP1003 JP1004
9
7
6
8
19
14
15
16
17
18
REMOTE
SENSOR
RM2001
1G
11G
~
42
32
~
a/KEY-1
b/KEY-2
c/KEY-3
d/KEY-4
e
K1
K2
FP-STB
FP-DIN
FP-DOUT
FP-CLK
GRID FIP
SEGMENT
FL2001
IC2003
DVD MAIN CBA UNIT
AV CBA
SWITCH CBA
FG CBA
RELAY
CBA
(FRONT PANEL CONTROL)
BLOCK DIAGRAMS
TREV
TIN
TOUT
TFWD
MUTE
PS
CD/DVD
CFE
CAS
STANDBY
ADDRESS BUS
DATA BUS
CD/DVD
CFE
CAS
STANDBY 71
62
63
70
SCK
72
STDIO
SEN
SCK
STDIO
20
21
22
10
11
FG
SENSOR
CN401
FP-STB 21 21
FP-DIN 22 22
FP-DOUT 23 23
FP-CLK 24 24
REMOTE 26 26
14 80
2 4
IC102 (OP AMP)
IC606
(INVERTER)
200
RESET 124
201
187
188
208
186
FG-IN 10
41
42
52
51
50
20
21
SDA
SDA
SCL
79 SCL
KEY OUT
KEY IN
+3.3V
IRQ2
FG-IN
SDA
SCL
53 22 BUSCLR BUSCLR
f
g
h
i
TFWD
TREV
76
77
1
2
3
6
11
RESET
IC605
5 4
Q701
+3.3V
127 44
45
12 K2 1 1
KEY-2 2 2
POWER
SW2115
KEY
MATRIX
FUNCTION CBA
CN2041 CN2001
KEY-4 1
KEY-3 2
KEY-2 3
KEY-1 4
K2 5
K1 6
1
2
3
4
5
6
23
j
OC-KEY 8
OPEN
/CLOSE
SW2044
CN501 CN1001
OC-KEY
8
OC-KEY 25 25
105