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GRUNDIG Service
Audio-Platte / Audio Board Y48195
Ansicht von der Bestückungsseite / View of Component Side
S421
MHDR1X7
to Main Board
p. 2-9, S421
MAIN_L
26
MAIN_R
S422
CON8
8
7
6
5
to Main Board
4
p. 2-7, S602
3
2
1
s423
CON8
to Power Supply Board
C411
GND
1U50V
1
2
+12V_AMP
MAIN_L
3
26
MAIN_R
4
MUTE_1
5
R467
6
GND
GND
7
8K2 %1
L405
C460
R434
R437
22K
22K
100MHz Bead
CAP2.2U10V
C261
1N
GND
L406
C484
R435
R448
2
1
22K
22K
100MHz Bead
CAP2.2U10V
C262
C493
1N
GND
GND
100N
R425
VDD
1M
J403
C494
0R
C260
100N
GND
100N
GND
OUTP1
L412
2x10mH
D407
D Schottky
GND
OUTM1
D408
28
D Schottky
GND
OUTM2
D409
D Schottky
GND
D410
OUTP2
§
•
C259
1
+5VGEN
36
CPUMP
C473
2
1U50V
DCAP2
35
PGND1
100N
3
DCAP1
34
NC
4
V5D
33
VDD
VDDA
5
AGND1
32
NC
6
REF
31
OUTP1
7
OVERLOADB
30
VDD1
8
AGND2
29
VDD1
9
V5A
28
OUTM1
10
VP1
27
OUTM2
11
IN1
26
VDD2
12
MUTE
25
VDD2
13
24
NC
OUTP2
14
23
VP2
NC
15
22
IN2
DGND
GND
16
21
BIASCAP
NC
17
20
AGND3
PGND2
GND
GND
18
19
SLEEP
FAULT
U402
TA2024
J404
MUTE_1
0R
L407
10uH
C496
C250
470N
470N
63V
63V
GND
C252
R465
100N
C497
10R
L408
470N
10uH
63V
L409
10uH
C498
C251
470N
470N
63V
63V
GND
C253
R466
100N
C499
10R
L410
470N
10uH
63V
D Schottky
GND
ª
2 -
Chassis
VDD
GND
L411
+12V_AMP
100MHz Bead
C495
1N
OUTP1
GND
VDD
C258
C471
100N
CAP180U25V
GND
OUTM1
28
OUTM2
VDD
C422
C472
100N
CAP180U25V
GND
OUTP2
S409
SST
250G2-V04
SPEAKER
29
C254
1N
GND
C255
1N
C256
1N
GND
C257
1N
10
OAOUT1
11
INV1
Processing
&
Modulation
BIASCAP
16
5V
MUTE
12
14
OAOUT2
INV2
15
6
Processing
REF
&
Modulation
3
DCAP1
2
DCAP2
18
SLEEP
4
V5D
5
AGND1
5V
9
V5A
8
AGND2
17
AGND3
13
21
NC
23
32
TA 2024
34
L5A-26"...32"
VDD1
31
OUTP1
PGND1
VDD1
OUTM1
28
PGND1
19
7
VDD2
OUTP2
24
PGND2
VDD2
OUTM2
27
PGND2
36
CPUMP
33
VDDA
22
DGND
1
+5VGEN
30
VDD1
29
VDD1
35
PGND1
25
VDD2
26
VDD2
20
PGND2
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