Circuit Diagram - Philips MCD908 Service Manual

CIRCUIT DIAGRAM - CPU BOARD
Q211
Q215
8550 R214
8050
470
IC207
78L05
+8V
R284
Vo Vi
2.2k
Q212
8550 Q216
8050 M-CLOSE
R256
470
R283
2.2k
C234
100UF/16V
A5V
CN211
R201 R202
M1+
5 10K
10K
M1-
4
OPEN-SW
3
D-GND
2
CLOSE-SW
1
5P/2.0
CN214
+12V
2
AGND
1
2P
TUN-ON
+12V
R258
Q220
9015
10K
TUN-VCC
R257 R200
47K 10K
R274
1K
R291 CN215
4.7K
Q221
5
9014 TUN-R
4
AGND
3
TUN-L
2
RDS-IN
1
4P
10 - 1
CN212
CN10
5P/2.0
X
C239
M-OPEN
300P
R285 1K
C235
M-CLOSE
470p
M-OPEN
R286 1K
C236
KEY
470p
LED 34
LED
DOK-CL 35
M-UP
DOK-DA 36
M-DOWN
DS-STB1 37
DS-STB1
DS-DAT 38
DS-DAT
DS-CLK 39
DS-CLK
REM 40
REMTOE
ROT-A 41
R205 10K
ROT-A
ROT-B 42
R206 10K
ROT-B
43
C252 C253 M+
44
103P 103P
R203 R204 M-
10K 10K
U5V
R240
R239
0
0
OPEN-SW
CLOSE-SW
U5V
R207
10K
A5V
C251
47UF/16V
D208
4148
D-MUTE
1
CD-R
CN216 R241 2.2K
2
CD-L
9P/2.0 R242 2.2K R243 47K
3
R244
4
R293
47K
4.7K
TU-R
TU-L
R292
4.7K
R215 R216
100K 100K
C254
2.2uF
J200
RCA-2P
R282
R281
1K
AUX-R
1K
AUX-L
R217
C218
100K
C285 C209 C210 C211
100P C219
R218
C212
2.2uF
100K 100P
104
104 104
104
C286 C213
2.2uF 2.2uF
R229
R230
8K2 8K2
6P/2.0
CN213
REM
IC208 24C01
5 4
SDA GND
6 3
SCL A2
R290 7 2
TEST A1
4.7K 8 1
Vdd A0
R294
68K
R298
10K
10K 10K
10K
R295 R296
R297
22
PLL-CL
21
PLL-DA
20
RDS-Q
19
RDS-SDA
18
RDS-SCL
17
DVD-STB
16
DVD-CLK
15
DVD-DI
14
DVD-DO
13
DVD-ON
12
RESET
R222
22K
IC210
2SC9228
R221
1M
R219 10K
C291
X203 X204
102
4.19MHz 32.768KHz
C296 C297
C293 C294
15P 15P
30P 30P
L202
100UH
C241
300P
DZ203 C242
300P
9V
R220
220
IC213
PT2313L
R231 R232
1K 1K
C214
2.2uF
OUT-L
OUT-R
CN220
30P
10 - 1
D211
IN60
IO2
C224 300P
DVD-TMS
C223 300P
DVD DATA
C222
300P
DVD CLK 300P
C221
DVD STB
C220 300P
DVD IR C216 300P
C207 300P
C226 300P
U5V C227
300P
C228
DVD ON 300P
R209
R210
10K 10K
ST/TUNED
PLLCLK
PLLDATA
PLLCE
+12V
Q222
8550
R227
D210
LED1
LED 4.7K 2
4148
R211 1
22K
Q219
8050
R208 2
C206
1
22K 220UF/16V
DVD ON
IC212
7805
A5V
C247
104P
C205
100UF/10V
+8V
C250
C215
104P
470UF/25V
ECO .VCC
-30V R212
R225 100 1/4W
DZ204 10K
3V3
R235
220/0.5W
R226
R234
100 1/4W
15/0.5
-24V
CN221
3P/2.0
C225
100P
1
2 CN218
3
4P/2.0
4
CN217
2P/2.0
CN237
2P/2.0
R213
100 DVD ON
1
+20V
2 CN219
5P
3
C248
104P
D201-204
5401X4
+Vdd
C208 C249
3300UF/35V
104P
F201 F2AL250V
D212
4001
D213
4001
DZ205
C217
27V 220/35V