Philips DCM3100 Service Manual page 19

CIRCUIT DIAGRAM-MAIN BOARD
PART 4
P-MUTE
PWR-EN
MAIN-R
MAIN-L
C319 C319
2.2U 2.2U
R-IN
C320 C320
L-IN
2.2U 2.2U
+3.3V
+3.3V
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5 -4
L305 L305
FB500R FB500R
MUTE-3
L306 L306
FB500R FB500R
STANDBY
L304 L304
FB500R FB500R
R-IN
L303 L303
FB500R FB500R
L-IN
R330 R330 C304 C304
R303 R303
1K 1K
AMP-R
0R 0R
1uF 1uF
R322 R322
MUTE-3
Q305 Q305 10K 10K
S9014 S9014
C310 C310
R326 R326 R329 R329
AMP-L
1K 1K
0R 0R 1uF 1uF
R328 R328
MUTE-3
Q303 Q303 10K 10K
S9014 S9014
Q306 Q306
S8550 S8550
33K 33K
R313 R313
STBY
R311 R311
47K 47K
R314 R314
Q302 Q302
S9014 S9014
STANDBY
10K 10K
R341 R341 R312 R312
MUTE-1
47K 47K 33k 33k
Q308 Q308
S9014 S9014
MUTE-3
R317 R317
10K 10K
C340 C340
0.1uF 0.1uF
C342 C342
1U 1U
C343 C343
NC NC C301 C301
0.22uF 0.22uF
AMP-R R340 R340
OR OR
R339 R339
OR OR
C341 C341
1U 1U
IC302 IC302
R337 R337
100K 100K
TDA7492 TDA7492
C338 C338
0.1uF 0.1uF
C339 C339 R338 R338
0.1uF 0.1uF 39K 39K
C346 C346 C311 C311
NC NC 0.22uF 0.22uF
AMP-L
MUTE-1
STBY
C337 C337
R336 R336
22 22
0.1uF 0.1uF
L309 L309
L307 L307
4.5T 4.5T
R+ 33UH(A) 33UH(A) C316 C316
L308 L308
0.22/M 0.22/M
R- 33UH(A) 33UH(A)
L301 L301
33UH(A) 33UH(A) C323 C323
L-
L302 L302
0.22/M 0.22/M
L+ 33UH(A) 33UH(A)
L310 L310
4.5T 4.5T
5 - 4
R+
R+
C302 C302
1U 1U
C332 C332
E-CAP_470_25#1 E-CAP_470_25#1
+22V
R-
R-
L-
L-
C327 C327 +22V
E-CAP_470_25#1 E-CAP_470_25#1
C321 C321
1U 1U
L+
L+
+ +
- -
JK305 JK305
6 OHM / 30W 6 OHM / 30W
Speaker-R
6 OHM / 30W 6 OHM / 30W
Speaker-L
MAIN BD.