Circuit Diagram (Mcu) - Philips FWD410/77 Service Manual

CIRCUIT DIAGRAM (MCU)

OPEN
L 305
L3 01
10UH
C301
C317
104
470U/10V
100U/16V
TU 301
A
1
2
R 341 OPEN
3
4
5
6
7
8
9
R 356 0
M_KS E- TUNE R -HI
Aux in
JK 301A
JK _RCA _2CH_H
JK _RCA _2CH_ H
JK 301B
CN 3002
B
3
2
1
CN3/20
A_ LRCK
A_ BCK
A_ MC LK
AD _TSD 3
TS AL RCK
TSA BCK
T_MC LK
TU_C K
TU_D A
TU_C E
SP_C
SP_C
C
-12V
12V
5V
VDD3 3
P+5V
19V
PSU_ON/OFF
P_MUTE
IR _MTK
MV _SDA
MV _SCK
MV _STB
MT K_ IR Q
UP_R ST
D
UA RTRX
UA R TTX
SDA
SC L
TRES T
TSDA
TSCL
USB_ SW
POWE R_ C
6 - 4
1
+3.3VD
5V
C324
R 317 1.5K
C367
4.7U
R 319
15K
C325
R 318 1.5K
4.7U
R 320
15K
475
FB 302 600 R 336 12K C373
475
FB 303 600 R 337 12K C374
475 MP3-L 475
MP3 L C3125 R 3141 6K 2 C3127
MP3 R 475 6K 2 MP3-R 475
C3126 R 3140 C3128
VOL _EN2_1 VOL _EN2
20
FB 310 600
19
VOL _EN1_1 VOL _EN1
18 1
17
IC 304A
CN 304
16
15
AC 1_1 FB 311 600 AC 1 IC 304E 11
14
FB 306 600
13
-27V _1 -27V
FB 307 600
12
FB 309 600
11 5
5V _1 5V
FB 308 600
10
IC 304C
FB 305 600
9
8
R 343
7 FB317
R 344
600
6
R 342
5
FB318
600
4
FB 312 600
3
FB316 600
2
AC 2_1 FB315 AC 2
CN20/1. 0 600
1
RB 301
Power_down
FB 313 600
FB 314
600
AC 1
AC 2
-27V
FB 304 600
RB 12/20
RB 302
19V
RB6 /25
1
2 3
IC 302
12
X0
14
X1 13
R324
MP3_L 15 AD _L
150
X2 X-CO M
11
3
X3
C326 R 323 150 AD _R
Y-CO M
180P 1
Y0
5 16
Y1 VDD
MP3_R 2
Y2
4
Y3
10
A
9
B
6
IN H
8 7
VS S VE E
TC 4052B
R 321 R 322
-12V
330 330
C327
180P
4052 T RUT H TA BL E
IN PU TS
A
0
1
0
1
MP3_L
MP3_R
2 3 4
IC 304B
74HC04
74HC04
10 IC 304D 9 8
74HC04 74HC0 4
C315 104
5V
6
74HC04
IC 304F
13 12
VC C
open GND
74HC0 4
C389
open
open C361
R347 R 348
10K
10K
BK VD3 3 R351
C364
R 350 100K
12MHz
XL 301
C362 C363
10P
10P
BK VD 33
C307
104
BK 3.3V
R 345
1K
-12V
ZD 305
12V 6
2 3
6 - 4
4
IC 303 PCM180 8
C319 C316 C347 C313
R 340
1 14
100U/16V 10U/16V 104
104
5V VREF VI NR
2.2
2 13
AD 5V=11mA
AGND VI NL
VDD=8m A
AD 5V 3 12
VC C FM T
L3 04 1808V
+3.3V
10UH 4 11
VDD MD 1
5 10
DGND MD 0
6 9
FB 301 100
SCKI DOUT
R330 33 7 8
LRCK BCK
12V
C333
27P
OU TP UT S
B
0 0
0
1
1 2
1 3
Q306
KT C3875
R355
BK 3.3V
1K
102
R 374
10U/16V
Q302
R 352
2SC945
4K 7 R 375
4K 7
105 R 376
VF D_CONT
33
1
R392 33
NRST PG1
2 PG0 32
R393 33
OSCI N/PA1
3 31
R361 33
OSCOUT /PA2 PC7/SPI _MIS O
4 30
R362
33
V SSI O_1 PC6/SPI _MOSI
5 VDDI O2 29
C365 IC 305
VS S
474
6 28
STM8S105S 6
VC AP V SSI O2
7 27
33
R368
VDD PC5/SPI _SCK
STM8S105S 6
8 26
BK VD3 3 R397 33
VDDI O_1 PC3/TI 1_3
R369 9 25
33 R370 33
(HS) PA4 PC2/TI 1_2
10 24
SC AR T2 R371 33
(HS) PA5 PC1/UR _CK
11 23
R372 33
(HS) PA6 PE5/SPI _NSS
BK VD3 3 R353
R3001
L3 03
L 302
VOL _E N1
BK VD3 3 33
R 365 33
10UH
10UH
R 366 33
R 367 33
4
AD _R
AD _L
A
33
R 303
R 332
33
C332
27P
B
S D
Q303 2N7002
G
100
C
S
D
Q304 2N7002
G
100
S
D
Q305 2N7002
G
100
C368 102
TSDA
TSCL
BK VD3 3
GND
TRES T
P_MUTE
VOL _E N2
4K 7
Q307
R349 open D
R354 4K 7
2SA733
CN30 3
1
BK VD3 3
2 SW IM
3
GND
4
Debug
CN4/20