9 - 1
9 - 1
X201
4.19MHz
C221
30P
C222
30P
X202
32.768KHz
C223
30P
C224
30P
C225
47UF/10V
C226 104P
R229
22K
D207
4148
C227
10UF/10V
QUAL
1
RDDA
2
VREF
3
MPX
4
OSEL
5
GND
6
ARI
7
FILOUT
8
FSEL
9
TM
10
EXRES
11
Vs
12
OSCIN
13
OSCOUT
14
T57
15
RDCL
16
IC204
TD2579
R230
1K
R231
1K
C230
330P
C228
2.2UF/10V
C232
104P
X203
4.33MHz
C233
47P
C234
82P
SC
SY
GND2
C229
560P
CVBS
SP
D-GND1
+5V
RED
GREEN
BLUE
SC
L
1
2
3
4
5
6
7
8
9
10
CN205
10P/2.0
SD
A
L215
1T
MUTE
L214
1T
STANDBY
L213
1T
M-DOWN
36
M-UP
35
LED
34
DVD-STB
17
DVD-CLK
16
MUTE
30
PLL-DA
21
SUR-MUTE
29
RDS-SDA
19
ST/TUNE
D
27
SD
A
26
SC
L
25
TUN-ON
24
PLL-CE
23
PLL-CL
22
TEST
9
Vs
s
6
XT-OUT
7
XT-IN
8
M-CLOS
E
32
DVD-DI
15
DVD-DO
14
DVD-ON
13
RESET
12
X-OUT
11
X-IN
10
RDS-Q
20
RDS-SCL
18
M-OPEN
33
Vdd
5
CLOSE-SW
4
DVD-TM
S
3
OPEN-SW
1
ROT-A
41
KE
Y
2
ROT-B
42
REMTOE
40
DS-CLK
39
DS-DAT
38
DS-STB1
37
STANDBY
31
4052-
A
28
M+
43
M-
44
IC203
2SC9228
L211
1T
R232 2.2K
L210
1T
L209
1T
TUN-ON
L208
1T
1
5
4
3
2
6
JACK202
RCA3P
1 2
3
4
5 6
7
JACK4
S-VIDEO
L212
1T
L1301
1T
R1304
33
R1302
100
C1301
104P
C1302
104P
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
TEST
7
Vdd
8
IC202
24C01
1
2
3 4
5
6
CN206
8P/2.0
D206
IN60
RDS-IN
REM
R213
68K
R214
4.7K
DS-STB1
DS-DAT
DS-CLK
REM
ROT-A
ROT-B
R224
10K
R223
10K
R211
10K
R202
10K
C219
103P
C220
103P
DS-STB1 DS-DAT
DS-CL
K
1 2
3
4 5
CN202
7P/2.0
A5V
TUN-ON
MUTE
STANDBY
SCL
SD
A
ROT-B
ROT-A
R212
100
KEY
A5V
SUR-MUTE
1
2
3
4
5
6
7
8
9
CN207
9P/2.0
D-MUT
E
GND
FL
FR
GND
SR
SL
SW CEN
RDS-IN
D205
4148
D211
4148
MUTE
SUR-MUTE
1
2 3
CN203
3P/2.0
1
2
3
4
5
6
7
CN208
2P/2.0
D-GND DVD IR
DVD ST
B
DVD CLK
DVD DAT
A
PLLCE
PLLDAT
A
PLLCLK
D-GND
L203
100UH
OUT
GND IN
IC207
7805
+
AC AC
-
BD201
KBL406
Vi
1
Vo
2
GND
3
Vref
4
ON
5
IC208
LM2576
R252
1K
R253
2.7K
Q205
9014
R255
47K
C252
1000UF/10V
C259
3300UF/25V
C250
104P
C260
104P
C255
220UF/25V
C254
104P
R258
10K
L216
220UH
D210
5822
L205
22UH
D5V(CD(8V)
AC1
AC2
R257
4.7K
C253
100UF/10V
C267
104P
R228
3.3K
DVD ON
-24V
VF
2
VF
1
1
2
LED206
LED(BLUE)
+12V
R203
220
1
2
3
4
5
6
7
CN17
2P/2.0
R254 471/2W
C211
300P
R264
100
R263
100
R262
100
R267
100
R266
100
C242
300P
C243
300P
C244
300P
C245
300P
C246
300P
C247
300P
C240
300P
R-OUT
L-OUT
JP202
PLLCE
PLLDATA
PLLCLK
DVD-TMS
Q202
8550
Q201
8550
Q203
8050
Q204
8050
R226
1K
R227
1K
1
2
CN209
2P
M+
M-
R221
2.2K
R220
2.2K
R245
100K
R238
100K
R240
100K
R241
15K
R244
100K
R243
100K
R242
15K
R239
100K
1
2
3
Vs
s
4
5
6
7
Vcc
8
-
+
-
+
IC205
4558
C216
100UF/16V
C235
220UF/16V
C236
104P
R235
220
R222
1K
C218
4.7UF/16V
R219
100K
C217
20p
C215
4.7UF/16V
C239
4.7UF/16V
R236
100K
C238
20p
R237
1K
R234
47K
R218
47K
M-RIN
M-LIN
A5V
C237
4.7UF/16V
1
2
LED205
LED(BLUE)
1
2
LED204
LED(BLUE)
1
2
LED203
LED(BLUE)
1
2
LED202
LED(BLUE)
1
2
LED201
LED(BLUE)
R204
220
R205
220
R206
220
R207
220
R208
220
R276
10K
R273
2201/2W
DZ202
28V
C263
104
DZ201
3V3
R271
15/0.5
C264
220/35V
R-OUT
L-OUT
KEY
REM
R261
100
R260
100
R259
100
C268
300P
R269
100
R270
100
ECO .VCC
D201
4001
D202
4001
R268
0.1 1/4W
C266
470UF/25V
C213
104P
1
3
2
RCA204
RCA-2P
F201
F2AL250V
1 2
3
4 5
JACK201
OPTICL1
R1301
100
C1303
330P
+12V
R277
390
1
2
3
4
CN204
5P
Q210
8050
R215
10K
D209
4148
R251 100
C203
300P
LED
R210
10K
C206
100UF/16V
LED
LED1
LED2
LED3
LED4
LED5
LED6
COM
M-UP
M-DOWN
M-DOWN
M-UP
LED
R247
2.2K
R246
2.2K
R248
2.2K
R225
2.2K
R216
10K
R217
10K
Q207
8050
Q209
8050
1
2
3
4
5
CN201
5P
M-CLOSE
M-OPEN
Q208
8550
Q206
8550
OPEN-SW
CLOSE-SW
M-CLOSE
M-OPEN
OPEN-SW
CLOSE-SW
ST/TUNED
D-GND
ST/TUNED
M1+
M1-
D-GND
JP203
JP204
R279
100
R278
100
C214
300P
R280
100
R281
100
C207
300P
C208
300P
C210
300P
A5V
~16.
5
3
~16.
5
4
LED
5
-30V
6
KE
Y
7
~5.5V
8
TUN-ON
9
~5.5V
10
REM
11
ECO.VCC
12
ROT-A
13
ECO.POWER
14
ST/TUNE
D
15
ROT-B
16
PLL-CLK
17
PLL DATA
18
RDS-OUT
19
PLL-CE
20
MUTE
21
STANDBY
22
FERQ HOP
23
SUR-MUTE
24
SCL
25
SD
A
26
GND
27
GND
28
ML
29
MR
30
FR
31
+12V
32
FL
33
SW
34
CEN
35
SL
36
SR
37
GND
38
GND
39
GND
40
GND
2
GND
1
CN210
R233
10K
1
2
3
CN211
3P
1 2
3
CN1
3P
R1303
100
-30V
ECO-POWER
FERQ HOP
ECO-POWER
R256
100
FERQ HOP
R201
10 1/4W
C201
100UF/16V
SP
+5V
GND1
R283
0
R282
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
IC201
TM58P20
R287
1K
R284
10K
R285
10K
R286
10K
C202
102P
R288
1K
R289
1K
R292
10K
R291
10K
R290
10K
A5V
Vi
Vo
Gnd
IC209
78L05
+12V
C269
47UF/16V
R293
0
R294
10K
!
C?
CIRCUIT DIAGRAM - CPU BOARD
Summary of Contents for MCD705 series
Page 2: ...1 1 HANDLING CHIP COMPONENTS ...
Page 6: ...3 1 CONNECTION AND CONTROLS ...
Page 7: ...3 2 CONNECTION AND CONTROLS ...
Page 8: ...3 3 CONNECTION AND CONTROLS ...
Page 9: ...3 4 4 CONNECTION AND CONTROLS ...
Page 12: ...5 1 5 1 SOFTWARE VERSION AND UPGRADING ...
Page 14: ...5 3 5 3 SET WIRING DIAGRAM ...
Page 16: ...6 2 6 2 LAYOUT DIAGRAM VFD BOARD ...
Page 18: ...7 2 7 2 LAYOUT DIAGRAM TUNER BOARD LAYOUT DIAGRAM AMP BOX PCB ASSY ...
Page 20: ...8 2 8 2 LAYOUT DIAGRAM AMP BOARD ...
Page 22: ...9 2 9 2 LAYOUT DIAGRAM CPU BOARD ...