Grundig ST 55 - 750 User Manual
CUC 7350
4 - 12
4 - 11
GRUNDIG Service
GRUNDIG Service
Gesamtschaltplan / General Circuit Diagram
CUC 7350
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
1k
CR31003
56k
CR31004
68k
CR31006
**
CR80054
2,2k
CR80019
1k
CR46042
680
CR46041
2,2k
CR80017
27k
CR46039
4,7k
CR46016
3,3k
CR46038
0,1u
CC46014
680
CR46026
47k
CR83002
10k
CR80023
47k
CR80027
47k
CR83001
47k
CR80026
22k
CR80053
2,2k
CR80018
100
CR87001
4,7k
CR80008
1k
CR46014
470
CR46008
470
CR46007
4,7k
CR80014
0
CR80057
100
CR87015
10M
CR80042
150k
CR80036
430
CR80012
430
CR80013
10k
CR80022
430
CR80011
10k
CR80052
47k
CR80039
68k
CR80037
100
CR80056
100
CR87002
100
CR80048
4,7k
CR80032
680
CR46021
4,7k
CR80031
100
CR87003
100
CR87012
1k
CR87013
1k
CR80051
0
CR80047
0,1u
CC33028
47
CR34003
100
CR84003
22k
CR84002
0
CR80007
100
CR47003
INL
100
CR47002
4,7k
CR46004
2,2k
CR46003
8,2k
CR81003
18k
CR81006
22k
CR81002
8,2k
CR81007
2,2k
CR46002
2,2k
CR46001
2,2k
CR34001
390
CR33014
82k
CR34042
1
CR34023
330k
CR34036
4,7
CR34027
270
CR80002
10k
CR81001
1,2k/1%
CR61023
390/1%
CR61012
430/1%
CR61022
3,4k/1%
CR61013
270
CR84001
47k
CR83004
47k
CR83003
SDA
BB
ZF_
ZF.
ZF
ZF_
CHROMA
SCL
SDA
VIDEO
SCL
SDA
G
B
SCL
ENA
P-
SDA
P+
R
SDA
SCL
ENA
SDA
SCL
RESET
SCL
G
B
R
L-
L+
B
OSD
G
OSD
FBAS
TXT
R
OSD
FBAS
TXT
H
SYNC
V
SYNC
V
SYNC
H
SYNC
FBAS
TER
FBAS
EXT
2
560
R50006
BC858B
CT46007
1
2
3
IR
BC848B
CT34001
BC858B
CT46006
BC848B
CT80023
BC848
CT81005
BC848
CT81000
MUR420
D61006
BY299
D61001
10k
R87004
+
150u/385V
C60018
C60011
1n/1kV
1M
CR60046
3,3u
L46037
100p
CC31002
0,1u
CC87061
0,1u
CC34003
2,2n
CC47001
100p
CC84002
39p
CC80011
39p
CC80012
39p
CC80013
0,1u
CC46019
8,2p
CC46036
10p
CC46037
1n
CC46038
0,1u
CC46018
100p
CC47002
39p
CC80016
6,8n
CC80053
33p
CC80043
47p
CC80042
10n
CC80048
100p
CC87001
100p
CC87002
100p
CC87013
100p
CC87012
100p
CC87014
1n
CC80051
2,2n
CC87007
INL
F
0,1u/MP3/250V
62005
100p
CC87011
100p
CC87003
0,1u
CC34006
10p
CC33016
0,1u
CC34036
0,1u
CC34002
1n
CC34008
1n
CC34009
0,1u
CC34011
0,1u
CC34012
0,1u
CC34023
0,1u
CC34022
0,1u
CC33017
0,1u
CC33014
3,3n
CC34041
0,1u
CC34042
18p
CC34043
MULTI
1n
CC33018
0,1u
CC34039
0,1u
CC33027
18
p
/2%
CC34044
0,1u
CC34027
0,1u
CC34038
M
0,1u
CC61026
0,1u
CC61027
2,2n
CC61012
0,22u
CC61031
0,1u
CC61032
0,22u
CC61011
0,1u
CC61014
M
P
0,1u
CC80021
U
DATA
U
DATA-P
4,7M
R60026
U
DATA
+
220u/10V
C31002
+
22u/16V
C31004
+
2,2u/100V
C46031
+
100u/25V
C46013
+
1u/100V
C80023
+
47u/16V
C84001
+
47u/16V
C34001
+
470u/16V
C34021
+
2,2u/100V
C33019
+
1u/100V
C34038
+
100u/10V
C34026
R60021
4,7k
+
470u/25V
C61028
+
470u/40V
C61007
P
+
47u/25V
C61017
+
100u/25V
C61033
+
22u/16V
C61021
+
47/50V
C61003
+
470u/25V
C61016
P
P
+
100u/250V
C61002
P
P
BYT54M
D60029
PAL/NTSC-DECODER
2
I C
PEAKING
DELAY
Y/C
FBAS
RGB
AFC
AGC
ZF
OSC.
VIDEO
9
1
11
12
13
16
17
23
24
25
26
27
2
29
30
33
34
35
36
37
38
39
45
48
49
53
54
3
4
5
6
7
8
TDA8374
IC34015
LS4148
CD81083
LS4148
CD46006
LS4148
CD80018
LS4148
CD80019
LS4148
CD46026
LS4148
CD46021
LS4148
CD80017
LS4148
CD46041
P
LS4148
CD46008
LS4148
CD46007
V
BWM
LOGIK
G
U<8,5V
5,0V
REF
V
-
+
1
2
3
4
5
6
7
8
UC3842N/AN
IC60030
LS4148
CD61013
P
P
BRU80026
BRU80027
P
INL
P
0,1u
C80006
P
MULT
P
P
P
ZPD16V/1%
CD60034
U
STAND
BY
U
DATA
PERI
U
EURO-
AV
U
POWER
OFF
U
POWER
OFF
BC858B
CT46040
BC858B
CT46020
BC858B
CT46025
07202-342.97
F32001
L
10u
L31001
L
10u
L31002
M
M
M
M
M
M
P
1
2
S
M
M
M
n.V.
M
M
M
M
K
470p
C60024
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
K
1n/400V-AC
C62003
K
1n/400V_AC
C62004
2
56
R60031
LS4148
CD60047
LS4148
CD60046
P
+
100u/35V
C60031
C60013
1n/1kV
M
M
+
1u/63V
C60034
+
2,2u/100V
C60047
+45V
+F
+B
+B
+B
+33V
+H
+H
+H
1
2
3
4
5
6
7
8
9
10
w.w29504-201.21
29504-201.31
TUNER
1N4003
D60023
1N4003
D60024
F
33n/630V
C60030
BA157
D60031
BA157
D60034
BRU60016
BRU60002
F
0,1u
C46039
F
0,22u
C34007
BRU60001
56k
R60017
1
NETZ1
470
R60037
F
1,8n/400V
C60032
F
470p/FKP/1600V
C60029
F
1n/400V_AC
C60033
F
0,1u/MP3/250V
C62002
F
0,1u/MP3/250V/AC
C62001
826.97
29500-
L62001
100k
R61003
1N4007
D60013
1N4007
D60014
ZTK33B
D61003
1N4007
D60011
1N4007
D60012
4,7
R60016
10n
CC60043
1,2n
CC60039
C60012
1n/1kV
C60014
1n/1kV
T2,5A
SI60001
R60027
*
R60024
1k
4,7
R34011
4,7
R34012
15
R61021
n.V.
TEXT
F
0,1u
C46017
2
12k
R61002
0
CBR30
R60028
*
9,1k
R60042
R60022
22
4,7k
R60034
F
4,7n
C60041
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
34
33
32
31
30
29
28
27
26
35
39
38
37
36
40
SAA5254P/E
IC46000
1
NETZ2
1,2k
R60036
*
PTC
R60002
1
2
3
MC7805T
IC61025
1
2
3
MC7805T
IC61030
3
2
1
LM317T
IC61010
BC875
T81010
BC337/25
T61020
100p
C61000
270p
C61006
+5V
IR
3
2
1
TFMS5300
IC84001
4,7k
CR80046
0
CR80016
1
2
BA
5
6
7
10
3
4
2
1
*
TR60020
10k
R80046
U
STAND
BY
U
NF
MUTE
INL
U
AFC
U
RV
U
AFC
TLHR4100
D80001
27MHz
Q46038
4MHz
Q80040
4,43MHz
Q34043
3,58MHz
Q34044
3
2
1
MC33164
IC80020
1
2
3
6
9
10
11
12
ZF-VERS
3
5
4
2
1
OFW
F32005
470
CR46006
CLOCK PROZ.
PLL
LINESTORE
LINESTORE
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
TDA4662(INL)
TDA4665(ORIT/FR)
CIC34010
TDA8395
-(R-Y)
-(B-Y)
TUNING
PHASIS
DEEM
PLL
BELL
ACC
SWITCH
IDENT.
CONTROL
FACE
INTER-
11
12
13
14
15
16
5
6
7
8
9
10
3
4
1
2
IC34005
6,8p
CC33025
1
3
6
7
8140-535-390
F33025
BYT54M
D60030
T3,15A
SI61006
27k
CR46033
BC858B
CT46008
8,2k
CR33025
TEST
VSS
A2
A1
A0
SCL
SDA
VCC
1
2
3
4
5
6
7
8
X24C04P
IC87060
U
U
U
47
CR46022
PB4
PB0
PB1
PB2
PA4
VDD
PA2
R
G
B
FBKG
RESET
PD1
IRQ
VC0
R1
PB3
PC2
HSYN
PA0
PC4
VSYN
PB7
PC0
PB6
PB5
OSC1
OSC2
VSS
PD7
PC1
PA1
PA3
PD2
PD0
PA7
PC5
PC3
PA5
PA6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
ZC411867P
1
2
3
4
5
KB
150k
CR60039
n.V.
M
0
CR34037
4
33k
R60030
L60030
BUZ90
T60020
1
2
N3
47k
CR80050
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+33V
P
+E
+E
+E
+E
+E
+E
+E
+E
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
+F
+F
+F
+F
+F
+F
+F
+F
+F
+F
+F
+F
+E/1
+A
+M
+M
+M
+M
+M
+M
+B
+B
MANCA CON L’INTERR.ECOLOG.
NO EXISTE CON EL INTERR.ECOLOG.
N’EXISTE PAS POUR INTERR. ECOLOG.
DELETED WITH ECO SWITCH
ENTF.BEI OEKO-SCHALTER
ENTF.BEI EXT.- BEDIENUNG
NO EXISTE CON MANDO EXT.
MANCA CON COMANDO ESTERNO
N’EXISTE PAS POUR SERVICE EXT.
DELETED WITH EXT.CONTROLS
10
8
35
27
9
32A
32
33
34
31
30
29
28
7
+5V
+5V
6A
6
5
4A
4
3
2
1
OFWG1984
ALL‘ INTERR. DI RETE
SOLO NEL COMMUTATORE ECO.
KB\IR\BA
IR\BA
5
4
124V >37cm
115V 37cm Orion
105V 37cm Phi
15n/MP3/250V(14)
230V
NETZ
+8V
+16,5V
+12V
230V
NETZ
OSC IN
OSC OUT
BLANK
RGB-REF
B
G
R
INTERRUPTOR ECOLOG
INTERRUPTEUR ECOL.
ONLY WITH ECO SWITCH
NUR BEI OEKO-SCHALTER
AL INTERUPTOR REC
VERS INTERR.
TO MAINS SWITCH
ZUM NETZSCHALTER
10
9
8
7
6
5
4
3
2
1
AMPLIFICADOR D
AMPLIFICATORE
FI-AMPLIFICATEU
FI AMPLIFIER
8
29504-
IC80000