Philips MCM521, Service Manual

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50 MCM595
PAINEL COMBI - ALIMENTAÇÃO, OSCILADOR E PRÉ-AMPLIFICADOR
1 1 1
1
1 1
F228 A 4
F22 9 D1
F2 3 0 E2
F2 3 1 G2
F2 3 5 F12
33 50 F4
4 3 01 A 5
5 3 00 A 8
5 3 02 D8
5 3 0 3 A 1
6 3 00 E4
7 3 0 9 B 9
7 3 12-6 C10
7 3 15 D1
470 R fo r
75 W a tt o n ly
7 3 16 C 9
7 3 17 E2
7 3 1 9 E 3
7 3 20-1 G 9
7 3 20-2 F 9
7 3 21 F1
7 3 2 3 F10
333 2 E8
333 4 E7
333 6 G 9
333 7 G10
333 8 G7
7 3 24 G11
939 7 H4
939 8 H4
9399 G4
F221 F 3
F226 C 3
33 45 H1
33 46 E1
BE A D 9 0 M Hz
OSCILLATOR
F2 3 6 G12
33 17 D8
33 18 C7
33 1 9 H10
33 20 B10
33 21 E2
33 22 E4
33 2 3 F2
7 3 11 B2
7 3 12-1 B6
7 3 12-2 B10
7 3 12- 3 B8
7 3 12-4 B12
7 3 12-5 B11
333 0 F11
333 1 H11
PRE-AMPLIFIER
2 333 F7
2 33 4 A 10
2 33 5 F12
2 33 6 H12
2 33 7 F1
2 339 A 4
2 3 40 E11
3339 G8
33 40 E10
33 41 B8
33 42 G2
33 4 3 G1
33 44 G1
33 07 H12
33 11 B 3
33 12 B6
33 14 E 3
33 15 C5
33 16 F8
2 3 06 A 1
2 3 0 9 A3
2 3 12 E1
2 3 1 3 C6
2 3 14 D 9
2 3 16 D2
2 3 17 E10
33 24 C8
33 25 F12
33 26 G12
33 27 D10
33 28 E 9
33 2 9 F10
2 3 25 G8
2 3 26 D 9
5 6
2 3 27 F 9
2 3 28 G11
2 33 0 E11
2 33 1 E7
2 33 2 F7
2 3 4 5 6
2 3 41 G12
33 02 B7
33 0 3 B5
33 04 A 2
33 05 A3
33 06 G12
11 12
E
F
33 1 3 D2
2 3 0 3 B6
2 3 04 D 3
2 3 05 B5
E
F
G
H
2 3 00 A 7
2 3 18 E8
2 3 1 9 A 1
2 3 20 H1
2 3 21 G2
2 3 22 G 3
2 3 24 E7
75 W a tt o n ly
4 10 7 8 9
2 3 2 9 G7
11 12
1 7 8 9 10
A
B
C
D
G
H
A
2 3 01 A9
B
C
D
470 R fo r
1 2 3
BC857BW
7 3 16
4
3
01
11 10
100K
33 12
9399
74HCU04D
7 3 12-5
33 28
8K2
3 4
BZX 3 84-C 3 V 3
6 3 00
7 3 12-2
74HCU04D
9 8
7 3 12-4
74HCU04D
F226
G N D_ S HIELD
100
n
2
3
06
2 33 0
22u 50V
1K0
33
15
120
R
33
42
1 3
7
14
12
74HCU04D
7 3 12-6
G N D_ S HIELD
2 3 14
220p
47K
33
06
2 3 00
220p
2
333
100p
939 8
100
n
2
33
6
100
n
2
33
5 2 3 27
100p
10K 33
11
10K 33
20
2 3 2 9
4u7 50V
2
3
1
9
100
n
G N D_ S HIELD
G N D_ S HIELD
333 7
33 0 R
G N D_ S HIELD
BC847BW
7 3 1 9
100
n
2
3
20
5 3 0 3
33
14
47K
33 1 9
2K2
5 6
74HCU04D
7 3 12- 3
333 2
7 3 15
L M3 17P
A
I O
3 K 3
150K 33
26
4K7
33
50
G N D_D
G N D_ S HIELD
33
2
3
820
R
7 3 21
L M3 17P
A
I O
6K8
33
05
22 R
33 04
1 M 0
33 24
1u0
2
339
TL4 3 1 A CLP
7 3 11
2
1
3
G N D_ S HIELD
F221
10u
2
33
7
33
46
47
R
33 40
33 0 R
1K0 33
21
F2 3 6
2
3
22
100
n
1K0
333 4
2
47u
2
3
04
7 3 12-1
74HCU04D
1
333
1
10K
3339
2K2
2 33 1
2 3 1 3
7406
1 n 0
50V 4u7
50V 22u
2 3 28
220
R
33
1
3
BC817-25W
7 3 24
33 18
100K
2 3 24
4u7
F2 3 5
F228
7 3 2 3
BC817-25W
MUTE
MUTE
8
4
2 3 16
100 n
7 3 20-1
N J M 4560 M
3
2
1
47u
2
3
21
2 3 40
22u 50V
F2 3 0
150K 33
25
G N D_ S HIELD
G N D_ S HIELD
220p
2 3 01
425K
5 3 02
C S BL A
2
3
25
470p
G N D_ S HIELD
G N D_ S HIELD
2 3 41
22u 50V
33 27
33R
100
n
2
3
12
27K
33
16
33 17
33 K
G N D_ S HIELD
F22 9
33 41
6K8
2
3
0
9
10u
1u0
2
3
05
470
R
33
44
333 8
1K0
2
33
2
100p
2 3 26
100p
470p 2
3
18
33 2 9
2K2
470p
2 3 0 3
C S BL A
5 3 00
500K
F2 3 1
100K
33 02
G N D_ M
2 33 4
33 p
470
R
33
45
G N D_ S HIELD
10K 333
0
10K
33 22
5
6 7
8
4
G N D_ S HIELD
N J M 4560 M
7 3 20-2
33 4 3
150 R
7 3 0 9
BC847BW
47K
33
07
939 7
G N D_D G N D_ M
7 3 17
BC847BW
G N D_ S HIELD
10K
33
0
3
333 6
12K
G N D_ S HIELD
G N D_ S HIELD
2
3
17
10u
+5V6 +5V_ AM P
G N D_ A
G N D_ A
+D
+D
+5V6
V_ M ID
+12V_ A
+D2
LOZ
R OZ
G N D_ A
RN F
L N F
G N D_ A
+5V6
+5V6
G N D_ A
+OZ
+5V_ AM P
+OZ
VOL_LEFT
G N D_ A
+12V_ A
G N D_ A G N D_ A
G N D_ A
G N D_ A
G N D_ A
VOL_ R IGHT
LOW_PW R _CT R L
+12V_ M
OZ_ S W
h ig h l e v e l = 425kHz
lo w l e v e l = 500kHz
G N D_ A G N D_ A
AM P_ M UTE
CO M BI BO AR D
SUPPLY, OSCILLATOR & PRE-AMP
Co mbi b o ard P200 3 150W cl ass D , 0 9. 04 . 04
1
3
1
1
2
1
2
5
4
5
4
1
1
2
2
3
3
3
4 5
1 2
1 2
3 5
4 , 4V 0V 2V 2 , 1V 2V 2 , 1V 2V
2V 1 ,9 V
4 . 2V
p in 14
7 3 12
0V
4 .3 5V
10 . 4V 10 . 4V
10 .9 V 5 . 6V 5 . 6V
4 . 7V
11 , 6V
1 ,9 V
1 ,9 V
1 ,9 V
1 ,9 V
0V
2 , 4V
11 , 6V
*/0 , 7V
*/0 , 7V
5 , 8V
5 , 8V
5 , 8V
5 , 8V
5 , 8V
5 , 8V
11 . 7V
2 . 2V
0 . 7V
22 .9 V
A
A
fo r wa v e fo rms see ch a pt er 11-2 Ser v i c e H in t s
... / ... V off/o n
* ... n ot de f ined, flo a t ing
Attention:
Ad ju s t men t to 0V
±
1 m V DC h as to be d o ne wi th "col d " se t .
A ft er op era t ing a f ew min ut es th e v a lu e ma y in c rease up to 3 0 m V .
ad ju s t to
0V
±
1 m V DC o n s p ea k er t ermina l
0V
4 , 2V
0V
4 , 2V
... V DC volt ages meas u red in tu ner m o de
EV M
V