Amplifier Board - Grundig Fine Arts M 100-A Servicehandbuch

M 100-A / M 100-R
Verstärkerplatte / Amplifier Board
Linker oder rechter Kanal
Left or right channel
POWER AMPLIFIER BOARD
T103
BC560C
P01
3
FROM
2
VOLUME BOARD (A&R)
R101 C101
P5V, P6V
0V
AFIN +
1
PAGE 3-13
470 4.7U/50V
47P
C
C103
R105
22k
C107
+
D101
1N4148
D103
1N4148
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
+33,7V
+33.6V +33,7V
T106
BC880
T104
BC560C
47P +3.47V
2.4C
+32.8V
C
D106
C105
10P
C
C100
T102
R107
0V
BC546B
47k
-0.6V
+1.2V
T101 T107
BC546B BC546B
-0,5V
-1.2V
-41V
T105
BC546B
R110
1U/50V
D102
330
1N4148
D104
-B/-42V
1N4148
IN- IN+
GND
R113
C B C B
E E
T110 T112
M 100-A / M 100-R
R116 R117
820 820
R115
+1,1V
100
C112
R122
C
+0,9V
0.1U
T108
BC338-25
T109
BC328-25
0.1U
R121
-0.9V
C
C111
R114 -1,1V
R111 100
6.8K
59450-930.00(10)4B
B102
C122
R110
C121
R109
C E
T107
T113
+B GND OUT -B
Verstärkerplatte / Amplifier Board
3 - 22 GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
T110 T112
+B/+42V +B/+42V
BDT65C BDT65C
+1,1V
A
C
390
09238-224.06
B D
390
-1,1V
T111 T113
-B/-42V -B/-42V
BDT64C BDT64C
E C B E C B
T111
+B/+42V
OUT
L101
R127
10
-B/
-42V
18.03.96
3 - 23