GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
STR 622 TWIN
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
STR 622 TWIN
3 - 3
3 - 4
Gesamtschaltplan TV / General Circuit Diagram TV
U
AV
IN1
U
RGB
TV
U
AV
IN2
U
AFC
TV
U
AFC
VCR
U
STAND
BY
U
AV
OUT3
U
LNC
OFF
U
STAND
BY
U
14/18
A
U
22kHZ
A
U
14/18
B
U
AV
OUT2
U
14/18
B
U
14/18
A
U
22kHz
U
LNC
OFF
U
22kHz
B
U
AFC
TV
100
CR1014
10k
CR1811
10k
CR1810
10k
CR1809
10k
CR1808
10k
CR1815
10k
CR1807
33k
CR1004
470
CR1005
10k
CR1027
1,5k
CR1028
100k
CR1006
5,1k
CR102
560
CR1009
2,2k
CR1001
470
CR1012
1k
CR1017
10k
CR1822
82k
CR1039
4,7k
CR1037
180k
CR1041
CR1042
36k
CR1036
10k
CR1107
100
CR1101
10k
CR1108
4,7k
CR1106
4,7k
CR1102
10k
CR1105
1k
CR1025
3,3k
CR1731
68
CR1755
10k
CR1817
10k
CR1816
10k
CR1812
10k
CR1813
3,3k
CR1013
10k
CR1814
4,7/SI
CR1331
1k
CR1333
4,7k
CR1670
220
CR1015
120
CR1334
10k
CR1819
10k
CR1806
6,8k
CR1336
100k
CR1752
100k
CR1759
4,7k
CR1753
10k
CR1736
10k
CR1758
10k
CR1756
39
CR1754
4,7k
CR1762
4,7k
CR1763
390
CR1141
1k
CR1140
10
CR1766
10k
CR1820
10k
CR1645
3,6k/1%
CR1647
10k
CR1644
390/1%
CR1646
560
CR1713
1,6k/2%
CR1712
3,3k/1%
CR1674
6,8k/1%
CR1672
10k
CR1641
560
CR1702
6,8k/1%
CR1649
1,6k/2%
CR1703
3,3k/1%
CR1648
270/1%
CR1650
10k
CR1709
10k
CR1708
10k
CR1678
3,6k/1%
CR1662
270/1%
CR1653
10k
CR1667
4,7k
CR1707
4,7k
CR1711
10k
CR1673
10k
CR1668
390/1%
CR1663
0
CR1404
100k
CR1131
1M
CR1128
560
CR1016
3,3
CR1018
4,7/SI
CR1726
1k
CR1770
10k
CR1824
10k
CR1823
1k
CR1010
BZT03D200
D1722
BZX84C33V
CD1731
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
100n
CC1727
30p
CC1333
0,1u
CC1145
24p
CC1334
100n
CC1331
22n
CC1338
CC1345
33p
xx
CC1337
0,1u
CC1762
470p
CC1768
xx
CC1335
6,8n
CC1108
100p
CC1017
22p
CC1016
100n
CC1004
100n
CC1003
100n
CC1006
100p
CC102
100n
CC1013
10n
CC1019
100p
CC1014
82p
CC1404
8,2n
CC1037
15p
CC1041
100n
CC1038
22p
CC1039
100n
CC1021
100p
CC1025
470p
CC1718
6,8n
CC1336
0,1u
CC1654
0,22u
CC1707
12n
CC1649
0,22u
CC1712
47n
CC1656
12n
CC1662
47n
CC1650
180p
CC1403
10n
CC1401
47n
CC1407
39p
CC1402
100n
CC1110
22p
CC1113
22p
CC1114
1,5n
CC1036
!
T1A
SI1701
1
P8
1N4007
D1700
1N4007
D1704
1N4007
D1703
BYS21-45
D1736
BYG22B
CD1735
BYG22B
CD1732
BYV27/200
D1731
BYT54M
D1723
1N4007
D17001
BC858B
CT1710
BC858B
CT1715
BC858B
CT1101
LS4148
CD1726
LS4148
CD1038
LS4148
CD1039
LS4148
CD1041
LL101C
CD1140
XX
CD1141
47u
L1768
22u
L1019
47u
L1016
5,6u
L1017
10u
L1002
5,6u
L1014
47u
L1021
47u
L1718
5,6u
L1333
2,2u
L1650
2,2u
L1658
5,6u
L1116
+
1u/100V
C1004
+
47u/16V
C1023
+
470u/35V
C1732
+
22u/63V
C1731
+
470u/16V
C1769
+
470u/35V
C1767
+
47u/385V
C1717
+
47u/16V
C1726
+
220u/10V
C1034
+
47u/16V
C1028
+
47u/16V
C1011
+
1000u/6,3V
C1002
+
47u/25V
C1332
+
220u/10V
C1033
+
220u/25V
C1022
+
47u/50V
C1735
+
220u/25V
C1719
+
470u/35V
C1720
+
1u/100V
C1333
+
47u/25V
C1721
+
470000u/5,5V
C1003
+
4,7u/63v
C1725
+
22u/50V
C1005
SDA
4MHz
SCL
SDA
SCL
SDA
T2
T4
T5
T3
T1
IR
SDA
SCL
LED
REMOTE
IR-OUT
REMOTE
4MHz
SDA
SCL
SCL
LED
T2
T4
T5
IR
T3
T1
DATA
OUT
CS
OSD
DATA
OUT
CS
OSD
EXO
SYNC
LNC_TV
POWER
22kHz
TV
LNC_VCR
POWER
22kHz
VCR
LNC_TV
POWER
1
2
3
MC33164
MC33164
IC1402
VCC
SDA
SCL
A0
A1
A2 VSS
TEST
8
7
6
5
4
3
2
1
M24C64MW6
CIC1140
4MHz
Q1402
3
2
1
LM317M
IC1655
3
2
1
LM317M
IC1650
1N4002
D1658
1N4002
D1650
1N4002
D1659
1N4002
D1660
6
5
4
3
2
1
11
10
9
8
7
DP
BC848B
CT1675
BC848B
CT1105
BC848B
CT1650
BC848B
CT1736
BC848B
CT1645
BC848B
CT1012
BC848B
CT1737
BC848B
CT1640
BC848B
CT1665
BFS20
CT1013
17,734MH
Q1345
32,768kHz
Q1121
C
S
D
TOP201
IC1725
MP16
MP17
MP18
MP19
MP20
MP21
MP22
MP14
MP23
MP15
MP13
MP24
MP25
MP26
MP27
MP28
MP29
MP30
MP31
MP32
MP33
MP34
MP35
MP36
MP37
MP38
MP39
MP40
MP41
MP42
MP43
MP44
MP45
MP46
MP47
MP49
MP50
MP51
MP52
MP61
MP62
U
MOD
B-BAND-IN
V DD
5V
I/O
J17R
FM
IN
SCL
HA
XTL
V GND
VIDEEM1
DET R
A GND R
AGC R
SDA
U75 R
18
19
20
23
29
30
31
32
33
35
36
42
47
56
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
29504-201.88
SAT-TUNER1
F
0,1u/MKP/250V_AC
C1701
F
2,2n/400V
C1716
F
1u
C1336
F
0,1u/MKP/250V_AC
C1700
T1A
SI1734
T1,25A
SI1736
CS
SCLK
SIN
VDD1
VDD2
VSS
VSS
RST
VCOOUT
VCOIN
FC
AMPOUT
VSYNCOUT
HSYNCOUT
3.58/4.43
NTSC/PAL
525/625
SECAM
XTALIN1
1
2
4
7
8
9
10
11
12
13
14
15
17
22
25
26
27
28
30
LC74763
CIC1331
Net-
connection
CO1
4
3
2
1
8
7
6
5
MK41T56
CIC1120
2
1
BU1700
CHINCH
SI4947
CT1733
SI4947
CT1733
6
5
4
3
2
1
CNY17
OK1736
K
1n
C1712
K
1n
C1714
K
1n
C1718
K
1n
C1711
K
1n
C1713
K
270p/1KV
C1730
1
3
6
7
11
12
13
14
16
17
18
8140-601-540
TR1700
L1700
PLMA
PLMB
PA0
PA1
PA2
PA3
PA4
PA5
PA6
OS1
OS2
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
VSS
VRL
VRH
VDD
RDI
SCLK
TDO
TCMP2
TCMP1
VPP1
PC0
PC1
PC3
PC4
PC5
PC6
PC7
TCAP1
TCAP2
IRQ
RESET
PC2/ECLK
PD0/AN0
PD1/AN1
PD2/AN2
PD3/AN3
PD4/AN4
PD5/AN5
PD6/AN6
PD7/AN7
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
28
29
27
31
32
33
44
43
42
41
40
39
38
37
54
53
52
51
50
49
48
47
24
23
22
21
19
58
17
18
20
8
9
10
11
12
57
30
34
35
15
14
13
2
1
64
63
62
61
60
59
3
4
5
6
7
25
26
45
46
55
56
16
36
68HC05BQB32
CIC1401
Ref
TL431
D1762
U
22kHz
AL
+5V_OSD
+5V_OSD
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
AR
AR
AR
SCL_UHR
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
A
+33V
+33V
SDA_UHR
+12V
+12V
P
P
P
P
P
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V/D
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
TEILSCHALTUNG STR 622 TV
PARTE DE CIRCUITO
PARTE DEL CIRCUITO
CIRCUIT PAR TIEL
PART OF THE CIRCUIT
3V
2,9V
2,4V
2,4V
4,7V
2,4V
2
12
11
5
4
1
3
6
2,5V
4,9V
4,7V
4,7V
3,9V
2,5V
2,4V
2,4V
4,3V
2,6V
2,4V
7
5A
TWIN-SAT-RECEIVER STR 622
220
240V ~
-
SO 30
$C0
$A0
$D0
............
FRONTMODUL
TIMER
RESET
MASSA PRIMARIO / CIRCUITO NON SEPAR., DALLA RETE
P
MASA PRIMARIA / SECTOUR DE COM. NO SEP. DE LA RED
PRIMARY CHASSIS, NOTE / CIRCUT NOT MAINS ISOLATED
MASSE PRIMAIRE / CIRCUIT NON ISOLE DU SECTEUR
PRIMAERMASSE / NICHT NETZGETRENNTES SCHALTUNGSTEIL
REMOTE
A
Seite / Page 3-7
