Circuit Diagram - Display And Key Board - Philips MCD288/12 Service Manual

CIRCUIT DIAGRAM - DISPLAY & KEY BOARD
1 2
CN306
22P/1.25
D
IC301
7805
DZ301
100
R324
R320
15 0.5W
3.3V
IC303
7805
R319
100
C307
1A 104p C308
C309
100uf/25v
R353 100uf/10v
M-VCC
C342
104p
C341
300p 300p 300p
100UF/25V
C302 C303 C304
C343
100UF/16V
34
A
R382 100
SD MMC 35
DS-STB3
R384 100
WP 36
DS-STB2
100
STB1 R310 37
DS-STB1
C
DATA R306 100 38
DS-DAT
CLK R307 39
100
DS-CLK
D301
REM 40
REMTOE
AN60 41
+5V ROT-A
42
L301 ROT-B
10uH
43
R331 R328
NC
10K 44
10K
CN303 FAN
R362 0
OPEN-SW
5
CLOSE-SW
4
V-GND
3 R361 0
M+
2 1K
R364
M-
R333
Q302
1
0
8550
0 Q303 AD1
R330
8550
R363
1K
R332
R329
1K
1K
C306
470p Q304
Q301
470p X302
C305 8050
8050
4.19MHz
R308 C318
R309
2.2K 30p
2.2K
B
1 8
M- 2 IC309 7
3 SA6208 6
M+ 4 5
CN304
2P/2.0
CN101
2P/2.0
10K
R105
R106
10K
AD1
R101
R102 R103 R104
22K 10K 4.7K 100
A
SW104
SW101 SW102 SW103
PRESET-
TU+ TU- PRESET+
1 2
6-4
3
CN305
CN302
14P/1.25 0
R311
1A
R380
10K
R381 10K
D307
R317
4148 R682
10K
4.7K
C310
R383 10K
104p
22
PLL-CL
21
PLL-DA
20
RDS-Q
19
RDS-SDA
18
IC302 RDS-SCL
17
2SC9228
DVD-STB
16
DVD-CLK
15
DVD-DI
14
DVD-DO
13
DVD-ON
12
RESET
R334 10K
U5V
R335
10K
X303
32.768KHz
C319
30P
C320 C321 C323 C324
C322
15p 15p 104p
47uf/16v
L303
4.7uf/50v
10uH
CN102 3P/2.0
CN105
4P/2.0
AGND-1
HP-MUTE1
J104B
J104C
`¢ ø¶œ†
LED101 LED102
`¢ ø¶œ†
SD LED USB LED
`¢ ø¶œ†
J104A
J105
SP-2JCK
J107
SD
3
4 5
VFD301
MCD288VFD
10uf/50v 10uf/50v
C313 C301
R305
.47/0.5
0
R377
5 4
SDA GND
6 3
IC304
SCL A2
1K
7 2
24C01
TEST A1
R302
8 1
Vdd A0 40
R318
41
68K
R370
42
1K
43
44
LED307
45
STADBY
0
46
R303
SD LED 47
R304
USB LED 48
49
0
50
47K
51
R337
52
C330
104p
R338 10K
R365
R345
4.7k
4.7K R339 4.7K
R340 10K
+5v
8050
Q305
1k
1K
R346 R366
C331
C338
100uf/16v
47uf/16v
CN307
3P/2.0
13P/2.0
CN103
USB HOST
J106
4 5
6-4
6 7
C344
10uf/50v
C345
10uf/50v
R322
SW309
OP/CL
S3 KS3
D302
4148
D303
S1 KS1
4148
26 S12
G5 S12/KS12
25 S11
G4 S11/KS11
24 S10
G3 S10/KS10
23 S9
G2 S9/KS9
22 S8
G1 S8/KS8
21 S7
Vdd IC305 S7/KS7
20 S6
LED5 S6/KS6
uPD16311
19 S5
LED4(BBE) S5/KS5
18 S4
LED3(POWER) S4/KS4
17 S3
LED2(FANCT) S3/KS3
16 S2
LED1(7507RST) S2/KS2
15 S1
Vss S1/KS1
14
+5V
OSC Vdd
K4
K3
K2
K1
+12V
R347 R348 R349 R350 R351
680 680 680 680 680
LED301 LED302 LED303 LED304 LED305
Q307
E E E E
E
8050
R367
100
100k
R301
R327 100K
C332
220uf/16v
C337
104P
DZ302
5.6V
CN308 1
OUT1
AUX-L 2
1 MUTE
AUX-R 3
0
2 IN1
AGND 4
C333 101/4W
3 GND
RO-1
470uf/10v R355
4
LO-1 PT2399
5
6
R316 101/4W
7
C334
470uf/10v
6 7
8
S301
REMOTE
47
R323
D
C315
10
47uf/16v
C314
104
SW305
SW310
STANDBY VOLUME-
SW306
VOLUME+
C
R352
680
E
LED306
B
R326
R356
4.7K
100
R357
1K
C312
3.3uf/50v
R359
1K
8
Vdd
7
OUT2
C336
6
BIAS
5 3.3uf/50v
IN2
IC306
9014
Q306
C335
C311
47uf/16v
47uf/16v
A
8