Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GV470…
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GV470…
4 - 34
GRUNDIG Service
4 - 34
GRUNDIG Service
DAC
INTEFACE
CLK
DAT
WS
SCL
SDA
IMIDT
BUSEL
RESET
NDASEL
DASEL2
DASEL1
IND2
IND1
FMSW
MUTE
CONTROL INTERFACE
VCXO
ROM
RAM
TESTPORTS
DATA
DATA
DATA
MEM1
DEMUX
PROCESSOR
DECODER
DQPSK
ADC
MEM2
MEM3
AGC
CARRIN
DADDR
BGI
CF70088A
1
2
3
4
6
7
9
10
12
14
16
17
18
19
20
21
22
23
24
26
28
29
31
33
34
35
37
38
39
40
15
5
8
11
13
32
30
27
25
36
7050
AUDIO
AUDIO
SDA
SCL
0
3046
0
3045
5,6K
3098
820
3097
5,6K
3082
820
3080
33K
3084
4,7K
3081
39K
3073
39K
3072
10K
3075
10K
3077
1K
3078
4,7K
3099
39K
3090
22K
3085
39K
3088
10K
3092
10K
3094
1K
3095
100
3035
100
3037
100
3032
820
3030
180
3017
18
3015
22K
3025
22K
3027
2,7K
3028
10K
3020
15K
3005
330
3007
+
-
1/2
RC4559NB
7075
+
-
1/2
RC4559NB
7075
+
-
1/2
RC4559NB
7090
+
-
1/2
RC4559NB
7090
6
5
4
3
2
1
7
1524
6
5
4
3
2
1
7
X 1529
15UH
5040
15UH
5042
15UH
5002
10N
2012
10N
2010
10N
2013
47N
2065
56N
2097
1N
2098
56N
2080
1N
2082
1N
2077
1N
2075
10N
2078
1U
2085
1N
2094
1N
2092
10N
2095
47N
2057
4,7N
2032
0,1U
2055
0,1U
2053
0,1U
2052
1N
2017
10N
2028
1N
2022
0,1U
2050
470P
2048
10N
2002
39P
2045
1N
2008
1N
2043
X
47P
2044
+
47U/25V
2067
+
47U/25V
2072
+
47U/25V
2088
+
10U/50V
2090
+
10U/50V
2058
+
22U/25V
2040
+
47U/25V
2042
+
22U/25V
2003
+
10U/50V
2073
22UH
5043
8382-343-018
16,384MHz
1045
BC848B
7025
BFS20
7015
AOL
AOR
TDA1310
1
2
3
4
5
6
7
8
7065
4
3
2
1
1525
X
3,3UH
5045
+5VD
+5VD
+5VD*
+5VD*
+5VD*
+5VD*
+5VD*
+5VD*
+5VD*
+5VD*
J
1045 B5
1524 E1
1525 H1
1529 F1
2002 B2
2003 B3
2008 B4
2010 C4
2012 C4
2013 C4
2017 C3
2022 C2
2028 D2
2032 C2
2040 F4
2042 F4
2043 A4
2044 A4
2045 A5
2048 B6
2050 B6
2052 B7
2053 B7
2055 B8
2057 A8
2058 A8
2065 C10
2067 C11
2072 G5
2073 H6
2075 G7
2077 G7
2078 G7
2080 G9
2082 F9
2085 H10
2088 I5
2090 J6
2092 I7
2094 H7
2095 I7
2097 H9
2098 H9
3005 B3
3007 B3
3015 C3
3017 C3
3020 C3
3025 C2
3027 C2
3028 D3
3030 C1
3032 C1
3035 D4
3037 D4
3045 B5
3046 B5
3072 G6
3073 H6
3075 G7
3077 G7
3078 G8
3080 G9
3081 F9
3082 F9
3084 E11
3085 G11
3088 I6
3090 I6
3092 I7
3094 I7
3095 I8
3097 H9
3098 H9
3099 H9
5002 B2
5040 E3
5042 F4
5043 A4
5045 B5
7015 C3
7025 C2
7050 D6
7065 D10
7075 G9
7075 G6
7090 I6
7090 I8
I
H
G
F
E
D
C
B
A
J
I
H
G
F
E
D
C
B
A
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
+12VD*
+12VD*
+12VD*
+12VD*
+12VD*
+12VD
9525
9524
NOT EQUIPPED
NICHT BESTUECKT/
/NIC
PCB NICAM,NI
1->N
PCB FAMILY BOARD, FE
1->1
PCB FAMILY BOARD, FE
(ZF VERSTAERKER/IF-AMPLIFIER)
(ZF VERSTAERKER/IF-AMPLIFIER)
K2
K1
NIC-CARR
NC
NC
A
A
7
8
6
5
4
8
7
4
5
6
4
1
8
3
2
8
1
4
3
2
1->1
NICAM - Decoder (NI)