Grundig SE 7230 DOLBY Service Manual page 17

CUC 1832 / 1931
+2
+3B
C2004
M
+
100uF/10V
10 11 26 33 42 61 62
64
CC2014
M
65
0,1u
CC2003 66
M
M
67
0,1u
55 56 68
63 M 25
Y7
64 24
Y6
1 23
Y5
3 22
Y4
4 21
Y3
5 20
Y2
6 19
Y1
7 18
Y0
10 16
U1 /C7
11 15
U0 /C6
12 14
V1 /C5
13 13
V0 /C4
14 12 CIC1640
C3
SDA9280
15 7
C2
16 6
DISPLAY
C1
17 5
PROCESSOR
C0
2
18
3
+3B
24
4
25 M
M
M
9
+3B
M
63
8
60
M
43
M
62 28
BLN2
CL2022 29
81049 823 3300
26 BLM21A121S 39
LL1,5X
60
HS2
41
28 M
015 L2018
xx
M
MHz
31 40 38 30 37 36
CC1673
M
M M
39p
M
1350
CR1691
2,2k
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
FEATURE-BOX 29504 209 0300
29504 209 0500
29504 209 1300
CT1501
M M M M M M BC849B
C1501
51
+
V
10uF/50V
45
A
48
L1651
52
+2 A
A A A
58
L1656
49
+2
A A A CT1511
BC849B
C1511
54
+
U
10uF/50V
CR1659 A
57
A
300/2%
L1662
56 CR1662 CR1663
+1 A
10u
15k/1% 1k
59 A A A A A
55
53
50
46
A
CT1521
BC849B
C1521
47
+
Y
10uF/50V
A
44
35
A
34
27
17
INPUT
GND
9
8
1 +2
CR1561
VBLK
32 M
2,2k
CC1674
M
39p
CT1680
CT1681
BC848B
BC848B
CD1533
+2
LS4148
CD1532
M M M M +2
+2
LS4148
M M
CT1691 CD1534 CD1530
CT1690
BC848B
BC848B
LS4148 LS4148
M M M M
HVGA
VVGA
SSC
HOR
CUC 1832 / 1931
Bei den in den Schaltplänen angegebenen Messwerten handelt es
sich um Näherungswerte!
+7 The measured values given in the circuit diagrams are approximates!
L1509
+1
2,2u
CT1506
BCX51-16
CR1506
A
100/2%
L1508
CR1507 CR1508
BU 5
-(R-Y)
100
300/2% 68/2%
BU 6
+7
CT1516
BCX51-16
01
CR1516
02
100/2%
03
L1518
04
CR1517 CR1518
BU 3
-(B-Y)
100 05
300/2% 68/2%
06
07
BU 4
08
09
10
11
12
13
+7 14
15
CT1526
16
BCX51-16
17
CR1526
A
18
100/2%
19
20
CR1527 CR1528
BU 1
Y
100 21
200/2%
68/2%
22
23
BU 2
24
25
L1532
BU 7
VERT.2FV
26
10u
VVGA
27
L1531
BU 18 28
CSY
29
CT1561
CR1562
BC848B
30
+2
56
31
L1563
BU 21
32
DF
10u
33
34
35
M
L1533
36
CR1532
BU 12
VVGA
37
100
L1536
38
CR1531
BU 11
HVGA
39
100
L1537
40
BU 26
SSC
100 41
CT1541
42
BC848B CR1542 CR1546
+1
43
CR1541
220 220
4,7k
L1543
BU 30
HOR.2FH
10u
M
BC848B
CR1545
CT1545
+1
CR1544
56
620
L1546
BU 20
OWA
10u
M
L1544
BU 23
V/AP
L1538 10u
BU 24
10u V/AN
120100
27 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
C
C
BCX BC848
51-16
849
B C E B E
IC VON OBEN
IC TOP VIEW
IC VUES DE DESSOUS
IC VEDUTO DA SOPRA
BU-
IC VISTO DESDE ARRIBA
Y/100
MASSE
44 34
-(B-Y)/100
33
MASSE
1
-(R-Y)/100
MASSE
VERT.2FV
CIC1410
+H (+4/5V)
SDA9362
+F (+2/5V)
+F (+2/5V)
HVGA
VVGA 11 23
MASSE
12 22
SCL
MASSE
64 49
SDA
48
MASSE
1
CSY
MASSE
OWA
CIC2010
DF
SDA9400
VG
V/AP
V/AN
IBEAM 16 33
SSC 100
17 32
SS
REF 1 68 61
MASSE
10 60
HOR.2FH
MASSE
CIC1350 VPC3215A
+N (+3/5V)
+N (+3/5V)
CIC1360 CIP3250
FBAS
CIC1640 SDA9280
CHROMA
+B(+1/12V)
U
DATA 50
MASSE ANALOG
G50 26
44
MASSE ANALOG
27 43
B50
MASSE ANALOG
R50
Spannungstabelle
Table of Voltages
+1 +12V
+2 +5V
+3.3V PAL/PLUS
+3
+5V LFR
+4 +5V
+4A +5V
+5 +5V
+7 +12V
+B +12V
+B1 +12V
+C +200V
+D +26V
+E +8.5V
+E1 +8.5V
+F +5V
+F/1 +5V
+F/2 +5V
+F/3 +5V
+17.5V
+G
+13V CUC 1931 STATUS
+17.5V
+G/1
+13V CUC 1931 STATUS
+16.5V
+G/2
+12V CUC 1931 STATUS
-17.5V
-G
-13V CUC 1931 STATUS
-17.5V
-G/1
-13V CUC 1931 STATUS
-16.5V
-G/2
-12V CUC 1931 STATUS
+H +5V
+K +13V
-K -13V
+M +16V
+5V
+N
+3.3V PAL/PLUS
+Q +8.5V
+Q/1 +8.5V
+Q/2 +6.3V
+Q/3 +8.5V
+Q/11 +6.3V
+OEKO +9.5V – +14V
28