Philips MCD759 Service Manual page 25

CIRCUIT DIAGRAM - WOOFER AMP BOARD
C2003
104
474
5.6K C258
SL-IN R224 8
IN1+
C2049
474
C280
9
102
IN1-
C257
220P
R207
11
SGND1
5.6K
2
SGND2
474
C252
R255 5
1N2+
5.6K
C285
5.6K
220P
R226
SR-IN 4
IN2-
C286
C2050 474
102
C240
104
C203
102
10
R252
C2013
470uf/35v
C228
22UF/100V
C2016
470uf/35v
R247
10
R285 1M
C232
102p
C231
Q216
BC817C
4.7UF/50V
R286
330
C233
100uf/16V
GND
10
FERQ HOP
9
GND
8
STABY
7
SUB-MUTE
6
MUTE
5
GND
4
SW-IN1
3
SR-IN
2
SL-IN
1
JACK201
S-DS-106
R236
47R/5W
F203
1.5A/125V
DB201
KBL1010G
R209
Q202
47K
772
3P/3.95
F6.3AL250V
CN201 ! R210
F201
~23V1
1 4.7K
2
!
~23V-2
C2036
3
Q201
F202 104P
F6.3AL250V
BC847B
4001
4001
D202 D204
2.2 1/4W
~28V1 R262
10K
3
R250
DGND +30V
2
~28V2
C229
1 D205
2.2 1/4W 220UF/50V
4001 4001
CN205
R263
3P/2.54 J?
D203
R251 C230
10K 220UF/50V
-30V
11 - 1
CLOCK
SUB-MUTE
30k
R223
R269
5.6K
C212
C288
102 C2035
104
102
Vddp2 Vssp2
104/100V
C249
104
C215
C246
104
C2006 C234
102 C237
C251
104 220P
220P
IC203
R241
C294
10
684(M)
16
OUT1
L202
22uH
C265
153
15
BOOT1
TDA8920BTH
22
BOOT2
22uH
C269
L213
153
21
OUT2
R234
C272
10
684(M)
C266
104
C2044
C243
153
104/100V
104 C2019 C2022
C275
C291
C2009 220P 220P
104
104
Vddp2 Vssp2
R240 4.7k
FR-OUT
C206 D2014148
102
C211 FL-OUT
102 C216 C2042
4.7k
R242
102 102
JRH0349
L210
+Vcc
L205
-Vcc
JRH0349
154(M) 473(M)
4.7uf/16V C241 C247
R279
C261
C235
240K
R266 R274 220u/25V
6.8K 10K
C217
154(M)
R273
2.2K
R275
C262
8.2K*
104p
220
IC201
R288
TL072
SW-IN
104p
R276
C253
8.2K* C267
4.7UF/16V
C260
C259
C255
104(M)
220uF/25V 334(M)
2.2k 1/4W
R287 -Vcc
DZ203
BZX79-B27V
Q206
BUK7509-55A
C238
R217
220UF/35V 47K
R214
4.7K
R220
10k
R222
10k
R213
C273
Q205
680
104(M)
BC857B Q203
R219
BC857B
4.7K
IC202
7812
Vi Vo
+Vcc
10K DZ202
R212
Q207 BZX79-B27V
BUK7509-55A
R221
C2032 C2031 R216
2.7K
220/35V C2029 4.7K
R218
473P
C2028 2.7K
220UF 22UF
R211
Q204
47K
R215
680
BC847B
C270
104(M)
R284
22
R281
2.7k R203
1K
Q214
1K
R283
BC847B
R205
C279
DZ201
47UF/16V
22
5.6V
1K
R201 Q208
MUTE
R237
BC847B
2.2K
474p
5.6K
C282
R230
SW-IN
C2048
C297
102p
474p
104
C254
R231
3
22
2
FL-OUT
1 R227
5.6K
3P
SP JACK302
1
10
2
L211
3 +Vcc R253
FR-OUT
JRH0349
3P
R238
SP JACK301
C2012
22
470uf/35v
C278 C2015
104 470UE/35V
L206
-Vcc R248
JRH0349
10
+12V
8550
Q215
R249
82R
R246
CN203
1k
1
Q213 2
BC817
R245
2P/2.5
22k C220
47u/16v
1.5K
R268
10uh
DZ204
L217
5.6V
C213
104
100P
C2057
Q211
BC847B
Q212
BC857B
C225
104
C219
104
11 - 1
CLOCK
30k R271
R233
5.6K
104
C210
C287 102 C2034
102
224/100V
C2005
104
C248
C214
C245
104
C2002
224(M)
102
104
C207
8
IN1+
C256
330P 9
IN1-
11
SGND1 BOOT1
2
SGND2
TDA8920BTH
BOOT2
5
1N2+
4
IN2-
VddA3
Vddp3
104 C264
C242 104
C299
C227
C239 224(M) 220pf 224/100V
22UF/100V
C208
104
C290
C2008
224
Vssp3
VssA3
C2039
C202 C205 C209 102
102 102 102
FERQ HOP
C2062
100UF/16V
R257
C2061
10K IC207
104 470
1K 100K
C2053
R256 R267
1 14
I1 Vcc
C2052
C2051
102
2 13
XT202 104
O1 I6
R265
600K 3 12
I2 O6
6.8K
R260
4 11
100K O2 I5
5 10
I3 O5
R264
R258
1M
6 9
100K O3 I4
C2011 10K
R259
7 8
GND O4
33pf
XT201
C2054
700K
C2056 100P PC74HCU04D
100P
419D-98
SW
~24V
3
1P2T
2
0V
~24V
1
!
AC IN
1
120V
2
!
230V
~22.5V
3
2 F3.15AL250V
~22.5V
1 F300
!
104
C250
C204
C236
220P 560P
C296
IC204 C271
R243
104
4R7
474(M)
R232
22
16
OUT1
27uH
C263 L212
2p/2.5
153
15 OUT+
1
2
OUT-
22
CN204
27uH
C268
153 L203
21
OUT2
R239
22
R235
4R7 C293
474(M) C277
C2018
104
C201 560P
220P
C274
104
C2043
102
CLOCK
PD1
300KHZ 350KHZ
IC206
C2059
1 14
Q1 VDD
104
2 13
Q1 Q2
C2058
100
3 12
C1 Q2
4 11
R261 R1 C2
22
5 10
D1 R2
6 9
S1 D2
7 8
VSS S2
HEF4013T