Audio Amplifier Right Low - Philips FM24 Service Manual

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Electrical Diagrams and PWB Layouts
Audio Panel & Supply: Right Low
2609 D4 2616 C4 2630 C7 2640 E7
2610 B3 2618 D5 2634 B8 2655 C7
2615 C4 2619 D5 2635 B8 2659 E8
1
AUDIO AMPLIFIER
RIGHT LOW
F628
A
2V / div DC
1µs / div
F630
B
2V / div DC
1µs / div
F665
5V / div DC
1µs / div
R_LOW
C
FROM DIAGRAM
FILTERS
AU_EN_NOT
D
E
1
FM24
2660 E8 3601 C3 3604 C2 3608 C4 3611 C4
2665 C9 3602 D2 3606 C3 3609 D4 3615 B5
2666 C9 3603 C2 3607 C4 3610 B3 3618 D4
2 3 4
F601
3603 3601
GND_I
1K 1K
7603 5
BC847BW
6
3606 F607
2
8K2 0V
GND_I
3
0V
3602
7602
BC847BW
4K7
GND_I GND_I
GND_I
VCC_10_NEG
2 3 4
7. 37
3625 B5 3630 B6 3640 D6 3662 D8 5665 C9
3627 C5 3636 B8 3655 E6 5635 B8 6628 C6
3628 B6 3637 C8 3661 E8 5660 E8 6634 B7
5 6
VCC_10_POS
3625 3628 F628
2K2 1K
14V2
6628
3627
GND_I
7630
BC817-25
2K2
7615 BAS316
9V7
-0V04
LM311D 8
V+
BAL F630
STR|BAL
-0V04
7
7655
-2V
BC807-25
GND V-
1 4 -14V2
-9V8
7640
BC847BW
3640
10K
-14V2
GND_I GND_I
GND_I
5 6
Digitized in Heiloo, Holland
6635 C7 6659 E7 7603 C2 7640 D7 7665-2 C8
6655 D6 6660 D7 7615 C4 7655 D6 F601 C3
6656 E6 7602 D3 7630 C6 7665-1 D8 F607 C4
7 8 9
VSND_POS
GND_O GND_O
F637
7665-2
IRF7343 14V3
3637
3
4
10R
5 6
5665
33u
F665
0V
7665-1
IRF7343
7 8
3662
2
GND_O GND_O
1
-14V4
10R
F662
-14V4
0V
GND_O GND_O
VSND_NEG
7 8 9
31/8/2014
F628 B6 F662 D8
F630 C7 F665 C8
F637 C8
10
A
B
C
TO DIAGRAM
OUT_RL
SUPPLY & DC
PROTECTION
D
E
CL 26532038_020.eps
030502
10