Inhaltsverzeichnis
Werbung
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassisplatte / Family Board – Audio (AF)
1
2
3
3126
+5VS
47k
0V
5,2V
0,7V
A
7101
IRAF
BC848B
GNDAF
HP2
IEO
B
1905
33
1
GNDA
2
FMAR
C
3
+5A
+5VS
4
RAF
5
HP2
6
FMAP
D
7
GNDA
34
GNDAF
E
MEH2
3
MEH1
2
F
1
BIAS
1919
GNDAF
35
G
CTL2
to DE
CTL1
to DE
36
1918
H
1
CTL1
2
CTL2
5602
330u
3
AEH1
4
AEH2
3600
I
5
APH
47E
6
7
ARH
38
J
GNDAF
Record
Playback
.. V MEASURED IN PLAYBACK MODE
.. V MEASURED IN RECORD MODE
K
..
OSCILLOGRAMS
1
2
3
4 - 29
4
5
6
7
GNDAF
3139
100E
+12A
11,8V
10,3V
7604
BC328-40
0,4V
10,2V
0,4V
3638
7609
2621
0,6V
10E
BC817-40
GNDAF
1n
6
0V
0,1V
37
4
3
2
1
GNDAF
GNDAF
GNDAF
8001
1
red
4
2
blue
5
3
black
6
KABEL 3-POL
GNDAF
GNDAF
GNDAF
4
5
6
7
GRUNDIG Service
GV 411-2
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
8
9
10
11
+12A
2123
2124
100u
16V
100u
2110
22n
GNDAF
50
43
54
58
supply & Vref
3106
55
BIAS
8k2
0,7V
GNDAF
2101
57
HF AGC
22n
+12A
+12A
2102
56
22n
1,4V
11,8V
9,6V
RN+IPN
REC eq
+
M
-
30
31
33
GNDAF
3617
22k
+5VS
2610
10n
3651
100k
3650
7650
100k
BC856B
3652
7651
2k2
BC846B
7652
BC846B
GNDAF
GNDAF
8
9
10
11
4 - 30
12
13
14
15
+5VS
GNDAF
2117
+5VS
GNDAF
GNDAF
GNDAF
GNDAF
10n
16V
2111
22n
42
49
53
59
61
60
62
12
13
14
15
V
SDA
SCL
DD
Iref
Mute
2
I C
DOC
level
DOC
detect
BPF
HF
PLL
S&H
limiter
1.3Mhz
1.4Mhz
RAF
HF
audio
CCO
clipper
LPF
M
+
CCO
HF
audio
clipper
LPF
1.7Mhz
1.8Mhz
BPF
HF
PLL
S&H
limiter
level
NOMute
detect
+
M
Normal Set
RN
PB eq
PBSet
RN+IPN
Input
Sel
AGCN
LP
SAP
TUL
32
34
35
36
28
29
27
1
2
3
GNDAF
GNDAF
GNDAF
32
from FV (SD)
12
13
14
15
GV 411-2
16
17
GNDAF
16
63
64
52
51
7100
V
SS
TDA9614H/N
audio
LPF
RAF+IPAF
Volume L
+
Volume R
audio
LPF
TUR
CINL
CINR
E1L
E1R
E2L
E2R
E3L
4
5
6
7
8
9
10
1
31
+5V
from IO
16
17
GRUNDIG Service
Werbung
Inhaltsverzeichnis
