Inhaltsverzeichnis
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Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassisplatte / Family Board – Video/Chroma (VS)
1
2
3
4
5
A
FMSW
FMSW
INTSC
INTSC
ITRICK
B
ITRICK
HP1
HP1
LPV
LPV
C
DO
DO
IREV
IREV
D
CROT
CROT
ACC+
2
ACC+2
FMRV
1
ACC+
ACC+1
E
FFP
FFP
IPBV
IPBV
CSR
MES
MES
F
HSC2
HSC2
CKPAL
CKPAL
HSC
HSC
G
CSYNC
CSYNC
TRIV
TRIV
ENVC
H
IREV
1911
1
GNDA
2
FMRV
FMRV
3
HP1
HP1
FMPV
I
HSC
4
HSC
TRIV
5
DO
TRIV
ENVC
6
ENVC
CSYNC
7
CSYNC
J
8
5VSWA
9
FMPV
FMPV
10
GNDA
K
L
VREC
VREC
VSB
VSB
FMPV
FMPV
M
FSC
FMSW
FSC
CSP/H_2
CSP/H_2
CSR
CSR
5.3V
5.1V
N
0.4V
5VPB
7006
5VPB
To IO
BC558B
5VA
3016
4.5V
5VA
4k7
From DE
5.3V
5VSWAS
5000
O
5VSWA
From DE
10u
...V MEASURED IN PLAYBACK MODE
P
...V MEASURED IN RECORD MODE
1
2
3
4
5
4 - 29
6
7
8
9
10
5VSWAS
5.1V
1.3V
7019
0.7V
BC848B
only for mstd
3043
8k2
5VSWA
5.3V
5.3V
7015
DTA124EK
0.2V
2.2V
5.2V
5VPB
FM-PROCESSING
5008
7020
2040
8u2
BFS19
2043
3034
2042
2041
2.2V
68p
330E
1n
47p
27p
0.3V
2032
68p
3030
3052
1.5V
470E
390E
0V
for MULTISTANDARD or
7021
LP only
0V
2036
BF824
0V
56p
7009
5VPB
BC848B
Pos.2035
68p...for LP only
5002
6u8
7040
DTC124EK
for ACC+ only
6
7
8
9
10
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
11
12
13
14
15
16
5VSWAS
5VSWAS
5VSWAS
7030
BC848B
5.1V
7000
for VPT/TXT only
5.1V
DTA124EK
0.4V
7018
BFS19
3044
1k5
2049
22p
SECAM Curr.
42
41
40
GND
YNR-CTL
10k
(TO AVNS)
ACC-DET
3042
PAL Curr.
10k
3038
COM
R
KILLER
5010
7051
P
15u
2047
2045
LA7437
6dB
18p
180p
SUB
LPF
DO
FM
MAIN
DO
DET
DEMOD
DEEMPH
5VSWAS
5VSWAS
DOUBLE
CARRIER
4.2V
LIM
SHIFT
REF
5.3V
5.3V
7016
7010
FM
FM
5.3V
AGC
MOD
BC848B
3.3V
2.7V
1
2
3
2.7V
11
DTA124EK
2.1V
12
5V
0.6V
7013
17
BC848B
3.2V
0V
2094
47p
3049
5013
1.2V
7014
7039
1k
15u
DTC124EK
0V
BFS19
2054
for ACC+ only
27p
7038
DTC124EK
11
12
13
14
15
16
4 - 30
17
18
19
20
21
for NTSCPB only
5VSWAS
3002
1k8
1000
4,433619MHz
21
39
38
37
36
35
34
33
32
31
30
VCC
PAL/MESECAM/NTSC
SW2
FSC
R
P
REC
BPF
VXO
APC
REC
PB
SLD
321FH
DET
AFC
APC
2FSC
VCO
NAP
DET
DET
BGP2
XO
BP.AMP
BGP2
B.DEEM
3RDLOCK
KILLER
PROTECT
x2
90
SW1
P.S.
BGP2
ID-DET
DELAY
BGP1
KIL-DET
2FSC
SUB
CROT
PAL
BPF
4PHASE
SUB
R
P
SHIFTER
CONV
FSC
C-LPF
R
BPF
NT*REC
P
P
CLAMP
BGP1
NL
CHROMA N.C.
R
BGP.GEN
BGP2
DEEMPH
HALF H.
P
1/2
KILLER
WHP
PICTURE
R
P
Y/C
NOICAN
CONTROL
MIX
CLAMP
R
6dB
P
R
QV/QH INS
SYNC
CHARA INS
LPF
SEP
W/D CLIP
DELAY
CLAMP
DETAIL
W/D
CLIP
ENH
FMAGC
CLAMP
AGC
DET
DET
P
R
MAIN
NL
VIDEO
EMPH
EMPH
P
R
AGC
VCC
4
5
6
7
8
9
10
11
12
13
5VPB
0V
3014
2k7
5VSWAS
2%
7036
DTC124EK
2025
5.3V
5VSWAS
7007
BC848B
10
5VPB
Sync.
(2,5V)
Frequ.
-4A
7035
7
LM339
1
6
5VSWAS
7035
-4B
(1,5V)
11
LM339
3081
13
22k
10
-4C
7035
(2V)
9
LM339
3079
14
33k
8
5VSWAS
3
5
5VSWAS
BAND
ACC+1 ACC+
40
11
2
norm
0
0
2V
2.5V
12
4
-4D
LM339
schl
0
1
2,5V
3V
7035
s.gut
1
0
1,5V
2.5V
for ACC+ only
17
18
19
20
21
22
23
24
5VA
7002
DTA124EK
5VA
7003
Color Vector
Pin 27
DTA124EK
Normal
L (0V)
LP features
Z (1.2...3V)
NTSC-PB
H (5V)
15
16
1
2011
10n
29
28
27
26
25
24
SLP/LP/SP
CHROMA
MESEC
6dB AMP
ME
N.C.
LPF
MESEC
Y/C-MIX
BGP1
KIL
R
R
B.G.
P
BALANCER
MAIN
BURST
ACC
ACC
CONV
EMPH
AMP
DET
Pin 41
P
R
PB
REC
+
+
-
Y-LPF
+
+
-
DO
LIM
K2
DO
CORR
P
-
R
LIM
K1
LPF
CLAMP
VCA
VIDEO
4 PHASE SHIFTER
AMP
14
15
16
17
18
19
5VSWAS
19
2.4V
13
BC858C
14
7004
EE/RE
V puls
22
23
24
GRUNDIG Service
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Inhaltsverzeichnis
