GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
CUC 7305
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
CUC 7305
Gesamtschaltplan / General Circuit Diagram
4 - 11
4 - 12
22k
CR881
100
CR861
150k
CR2849
180
CR2848
5,6k
CR2850
4,7k
CR879
1k
CR864
100k
CR880
0
CBR881
U
BATT
0
CR830
LS4148
CD830
0
CR2840
**
CR2825
0
CR2820
100
CR860
BC858B
CT2831
U
BATT
4,7k
CR2830
BC40
2,2k
CR835
2,2k
CR850
INL
U
SCHUTZ
2,2k
CR836
1N4148
D822
K
C671
270p/2kV
F
C2856
33n
n.V.
5,6k
CR834
12V-GER
4,7k
CR820
1
2
ST-BAT1
OIRT
0
CR865
1,8k
CR2829
680
CR2821
47k
CR2833
U
DATA PERI
U
EURO-
AV
BC858B
CT2821
LS4148
CD2829
U
ENT- MAG
390
CR2814
*
CR2813
LS4148
CD2827
FBAS
EURO-AV
U
VQ
+
2,2u/100V
C2816
FBAS
SC
+
100u/25V
C2810
0,1u
CC2811
6dB
0dB
0dB
1
2
3
4
5
6
7
8
TEA2114
IC2807
+
1u/100V
C2815
LINESTORE
LINESTORE
PLL
CLOCK PROZ.
10
9
8
7
6
5
4
3
2
1
16
15
14
13
12
11
TDA4665T(OIRT/5/FR)
TDA4662T(OIRT/4)
CIC105
C621
1n
10p
CC109
10n/2%
CC682
47k
CR813
10k
CR826
1,2k
CR801
100
CR870
0
CR866
4,7k
CR829
1,8k
CR821
220
CR844
100k
CR848
47k
CR852
*
CR856
0
CR857
150k
CR863
1k
CR824
1k
CR823
10k
CR827
1k
CR822
390k
CR853
110k
CR854
68k
CR855
330k
CR849
220k
CR846
SSC
4,7k
CR841
10k
CR858
68k
CR862
100
CR833
100
CR873
10k
CR839
3,3k
CR868
3,3k
CR869
1N4148
D824
1N4148
D823
100
CR875
47k
CR876
100
CR877
150k
CR878
100
CR825
5,6u
L641
100
CR845
12k
CR103
0
CR104
47k
CR102
8,2k
CR126
0
CR107
10k
CR108
10k
CR106
12k
CR127
1,2k/1%
CR687
390/1%
CR673
BR641
n.V.
BR182
430/1%
CR686
3,4k/1%
CR674
3
2
1
ST-BAT3
P
P
P
P
P
P
P
P
P
P
P
P
P
M
M
P
P
P
4,7k
CR2860
K
470p
C653
K
1n/400V-AC
C604
K
1n/400V_AC
C603
U
STAND
BY
FR
2,2k
CR859
12V-GER
1M
CR656
100
CR305
1n
CC2841
BC858B
CT823
4,7k
CR128
15k
CR124
BC858B
CT824
+
1u/100V
C851
10k
CR832
39k
CR838
330k
CR847
47k
CR851
100
CR641
U
ENT- MAG
INL
1
2
ST-BAT2
+5V
IR
3
2
1
TFMS5300
IC810
TLHR4601
D816
SDA
SCL
SDA
SCL
n.V.
SCL
ENA
P-
SDA
P+
0,1u
CC827
ZF_
R
G
B
U
EURO-
AV
+
-
VREF
5,0V
U<8,5V
G
LOGIK
BWM
V
8
7
6
5
4
3
2
1
UC3842N/AN
IC630
2
56
R664
U
STAND
BY
U
NF
MUTE
6MHz
Q857
BC858B
CT106
R621
4,7
4
3
2
1
S601
1
2
3
MC7805T
IC690
LS4148
CD673
LS4148
CD654
LS4148
CD656
-(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
TDA8395P/N2
IC110
VCC
SDA
SCL
A0 A1 A2 VSS
TEST
8
7
6
5
4
3
2
1
X24C02
IC830
ZPD33B
D683
3,6V
D663
1,2k
CR2816
U
DATA
U
FBAS
U
DATA-P
U
KOIN
U
NORM1
U
VQ
U
DATA
BC848B
CT826
BC848B
CT101
BC848B
CT840
L819
-051
+
470u/40V
C672
+
2,2u/63V
C663
3
2
1
ST-KB
100
CR304
+
47u/16V
C811
56k
CR121
+
47u/16V
C108
+
47u/16V
C127
4,7u/6
C1
+
4,7u/63V
C863
+
100u/25V
C695
+
22u/16V
C687
+
47u/50V
C683
+
470u/25V
C676
+
100u/25V
C667
+
*/385V
C626
+
100u/250V
C682
+
1u/63V
C661
+
*
C656
22k
CR122
+
4,7u/100V
C129
BY297
D671
*
D682
BYT53G
D668
1N4004
D664
1N4004
D666
BA157
D662
BA157
D667
BYT53B
D661
5,6k
CR837
0,1u
C819
BR601
BR600
4
470
R669
P3
P3
4,7M
R627
FR
3
2
1
LM317T
IC676
100p
C681
C623
1n
F
1n/FKP/1600V
C669
F
2,2n/400V_AC
C627
F
0,22u
C112
F
*/MP3/250V/AC
C601
826.97
29500-
L601
1N4007
D623
1N4007
D624
1N4007
D621
1N4007
D622
n.v.
100p
CC805
1n
CC140
0,1u
CC831
BR824
91k
CR109
33p
CC854
33p
CC856
10n
CC838
100p
CC869
100p
CC868
2,2n
CC821
10p
CC822
1n
CC823
100p
CC837
1n
CC836
100p
CC866
2,2n
CC863
100p
CC859
100p
CC855
100p
CC852
100p
CC848
100p
CC842
100p
CC825
100p
CC865
0,1u
CC107
0,1u
CC111
1n
CC106
0,1u
CC127
0,1u
CC108
1n
CC114
1n
CC113
2,2n
CC674
0,22u
CC694
100p
CC308
0,1u
CC695
0,22u
CC673
0,1u
CC676
0,1u
CC124
10n
CC653
1,2n
CC654
LS4148
CD109
n.V.
T2,5A
SI600
U
*
R666
0,82
R667
220
R661
18
R663
1k
R665
4,7k
R651
330
CR816
22k
CR817
270
CR811
100
CR803
C622
1n
150k
CR654
*
R653
*
R652
U
AFC
U
RV
U
RV
U
AFC
15
R685
2
56k
R633
BR056
0
CR867
*
R609
5
4
3
2
1
ST-IR-BA
B
OSD
G
OSD
R
OSD
V
SYNC
SSC SYNC
100uH
L108
470
R654
2
*
R681
330k
CR840
GB
0
CBR844
MJF18004C
T665
BC337/25
T686
2
1
ST-N3
390k
CR116
1
2
3
5
6
7
10
*
TR601
R303
1
R119
47
0,1u
CC118
0,22u
CC119
200k
CR115
4,7n
CC115
BC848B
CT115
10k
CR114
U
PAL
U
PAL
3
2
1
MC33164
IC820
C624
1n
1k
CR815
IR
Min.
+A
37cm
U POWER
OFF
OIRT
BR663
BR646
37cm
37cm
0,1u
CC818
27k
CR818
6,8u/2%
L2836
120p/2%
CC2837
33p/2%
CC2836
33n
CC2803
33n
CC2802
0,1u
CC2801
6,8k
CR2803
6,8k
CR2802
2,7k
CR2801
100p
CC307
4,7k
CR2812
4,7k
CR2811
4,7k
CR2810
1M
CR2839
n.V.
1,5n
CC2851
T2,5A
SI671
F
C2858
33n
PMBT2369
CT2850
22k
CR2853
10k
CR2852
0
CR2858
0
CR2856
3,9k
CR2851
10k
CR2842
xx
CR2846
10k
CR2843
xx
CR2847
10k
CR2841
BC858B
CT2845
xx
CT2840
10k
CR2832
xx
CR2836
10k
CR2834
xx
CR2837
10k
CR2831
BC858B
CT2835
xx
CT2830
10k
CR2822
xx
CR2826
10k
CR2824
xx
CR2827
10k
CR2823
BC858B
CT2825
xx
CT2820
GB
BC858B
CT822
1k
CR819
+
1u/100V
C827
+
2,2u/50V
C106
0
CR110
OIRT
F
C652
4,7n
0
CR2815
+
100u/16V
C818
R118
47
12V-GER
100p
CC2850
56k
CR131
47k
CR306
10k
CR130
56k
CR138
56k
CR135
3
2
1
ENA
+
220u/10V
C302
10k
CR137
0,1u
CC130
U
10k
CR133
8,2u
L302
FR
AGC
UHF
B3
B1
M15
M14
M13
M12
6
7
8
12
13
14
15
2
3
4
5
TUNER
+
220u/10V
C303
xx
L301
10u
L303
10n
CC881
BC858B
CT881
27k
CR882
U
AUDIO
BR671
n.V.
3,3M
R601
TEXT
n.v.
C664
4,7n
1n
CC808
ZD18V/2%
CD651
CL
35
VDD
VSS
VSS1
P0.3
P0.4
P3.4
P2.1
P2.2
P1.7
P2.3
P3.6
VSS
XTAL1
XTAL2
P1.0
P1.1
P1.2
P1.3
P1.4
VS
P3.5
HS
P2.0
P1.5
LCIN
LCOUNT
CVBS
B3
B1
UHF
15CL
FIL
25CL
FIL
FIL
P1.6
P0.2
P0.1
P0.0
P3.7
RESET
P0.5
P0.7
FBKG
B
G
R
P4.0
VDD
P3.2
VDDA
IREF
P3.1
P3.0
P3.3
P0.6
51
52
48
49
50
47
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
28
29
25
26
27
19
20
21
22
23
24
18
17
16
15
12
13
14
11
10
1
2
3
4
5
6
7
8
9
SDA5254_B13
SDA5222_B13
IC850
0,1u
CC826
12V_GER.
0,1u
CC817
12V_GER.
+
2,2u/100V
C2817
10n
CC2845
10n
CC2835
10n
CC2825
15p
CC2820
0,1u
CC820
10k
CR100
47k
CR105
4,7k
CR883
37cm
37cm
4
33k
R647
BYT54M
D646
10
*
1k
0,56
F
470p/FKP/1600V
C646
F
33n/630V
C647
1N4004
1N4004
P
P
P
BYT54M
D647
P
P
P
4,7k
0
CBR817
+
4,7u/63V
C115
3
2
1
ST-BAT4
100p
CC860
n.V.
0,1u
CC819
FR
K
1n
C861
5,6k
CR831
H
SYNC
100
CR313
100
CR314
100
CR315
U
25Hz
12V-GER
FR/OIRT
IRL
OIRT/5
*
C609
4,7k
CR891
BC858
CT892
4,7k
CR892
U
2,2k
CR802
4,7k
CR804
8,2k
CR805
4,7k
CR808
1k
CR806
L+
L-
n.V.
FR
FR
12V-GER
68u
L817
33p
CC2818
1,2k
CR2817
1,2k
CR2818
33p
CC2817
33p
CC2816
BR822
0,1u
CC814
470p
CC816
68u
L818
0
CBR818
n.V.
n.V.
n.V.
n.V.
n.V.
TEXT
OIRT/5
1,8k
CR814
10k
CR2804
10k
CR2806
10k
CR2805
12V-GER
BR823
OIRT
BR081
D864
BAT42
B
+B‘
+M
+M
+H/D
+H/D
+H/D
+H/D
+H/D
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
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
P
P
+A
+A
+B
+5V
+H/1
+H/1
+H/1
+H/1
+H/1
+H/1
+H/1
+H/1
+H/1
+12V
+12V
+33V
+33V
+8V
G‘
+E
+E
+E
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
+H
3
5
2
+124 Volt bei 17"-20"
+114 Volt bei 14" ORION
ST-KB/IR/BA
0
29504-301.01
100p
0,33u
21" SN / 27,5kV
21" SN / 27,5V
+132 Volt bei 21" SN / 27,5kV
+105 Volt bei 14" PHILIPS
ENTF. BEI 20/21" TEXT, 12V GER.
mit TEXT
ohne TEXT
20"/21"
270
-823.96
UC3843
1,8n
ZD16V/2%
STANDART
NO EXISTE EN
MANCA CON
N’EXISTE PAS POUR
DELETED WITH
SOLAM. EN CASO DE‘ APPAR. A 12V
SOLO CON PER APPAR. A 12V
SEUL. POUR 12V APPAREIL
ONLY FOR 12V SETS
L646
R666
R667
R665
D666
D664
R663
T665
R661
NUR BEI 12V GERAETE
10k OIRT
(6)
20"/21"
RESET
1
1,5V
1,5V
4,3V
3,3V
8V
5,8V
1,6V
0,8V
3V
1,4V
1,4V
5,1V
5,1V
30
7
8
SECAM
6
4
1
160V
+5V
PTC
(4)
(9)
(12)
(15)
(18)
+8V
10
9
8
7
6
5
4
3
2
1
+16,5V
+12V
230V
NETZ
SEITE / PAGE 4 - 19 / 20 / 24
