Grundig STR-622 TWIN, Руководство по обслуживанию

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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 - 7 3 - 8
U
AFC VCR
1k
CR1818
10k
CR2048
10k
CR2045
1k
CR2047
47
CR2087
10
CR2062
1k
CR2025
10k
CR2079
10k
CR2078
24k
CR2081
43k
CR2083
1,2M
CR2086
1,2M
CR2077
43k
CR2076
24k
CR2074
10k
CR2072
82k
CR2054
36k
CR2036
10k
CR2073
4,7k
CR2052
180k
CR2056
27k
CR2057
560k
CR2059
560k
CR2061
560k
CR2046
560k
CR2044
27k
CR2042
180k
CR2041
4,7k
CR2037
36k
CR2051
82k
CR2039
47k/1% CR2071
1k
CR2033
1k
CR2017
470
CR2012
2,2k
CR2001
560
CR2009
5,1k
CR2026
100k
CR2006
1,5k
CR2028
10k
CR2027
1k
CR2029
470
CR2005
33k
CR2004
3,3
CR2018
560
CR2016
220
CR2015
3,3k
CR2013
100
CR2014
xx
CR2058
xx
CR2049
1k
CR2010
22p
CC2113
100p
CC2025
100n
CC2021
100n
CC2047
100n
CC2062
1,8n
CC2079
390p
CC2078
220n
CC2081
1,5n
CC2083
100n
CC2086
100n
CC2077
1,5n
CC2076
220n
CC2074
390p
CC2072
8,2n
CC2052
2,7n
CC2057
15p
CC2056
100n
CC2053
1,8n
CC2073
22p
CC2054
100n
CC2059
100n
CC2061
100n
CC2046
100n
CC2044
22p
CC2039
100n
CC2038
15p
CC2041
2,7n
CC2042
8,2n
CC2037
8,2n
CC2030
100p
CC2014
10n
CC2019
100n
CC2013
100p
CC2026
100n
CC2006
100n
CC2003
100n
CC2004
22p
CC2016
100p
CC2017
22p
CC2009
15p
CC2029
100n
CC2110
1,5n
CC2051
1,5n
CC2036
1
P7
BC858B
CT2071
BC857B
CT2078
BC857B
CT2073
LS4148 CD2041
LS4148 CD2039
LS4148 CD2038
LS4148 CD2056
LS4148 CD2054
LS4148 CD2053
47u
L2021
47u
L2047
5,6u
L2014
10u
L2002
5,6u
L2017
47u
L2016 22u
L2019
5,6u
L2116
+
4,7u/63V
C2212
+
4,7u/63V
C2214
+
100u/10V
C2211
+
1u/100V
C2004
+
100u/10V
C1272
+
220u/25V
C2022
+
220u/25V
C2048
+
220u/16V
C2063
+
10u
C2058
+
10u
C2043
+
220u/10V
C2033
+
1000u/6,3V
C2002
+
47u
C2011
+
47u/16V
C2028
+
220u/10V
C2034
+
220u/16V
C2064
+
4,7u/63V
C1220
+
4,7u/63V
C1221
+
47u/16V
C2023 +
22u/50V
C2005
SCL SCL SDA SDA
4MHz
AL_VCR
IN
AR_DEC
OUT
AL_DEC
OUT
V_DEC
OUT
AL_TV
OUT
AR_TV
OUT
V_TV
OUT
LNCVCR
POWER V_VCR
IN
AR_VCR
OUT
AR_VCR
IN
V_VCR
OUT
AL_VCR
OUT
V_DEC
IN
AL_DEC
IN
AR_DEC
IN
1N4002
D2659
1N4002
D2660
IN OUT
GND
9 8 6 5
1
24
23 22 21 20 19 18 17 16 15 14 13
12
11
F202004
F2029
BC848B
CT2012
BFS20
CT2013
MP48
MP53 MP54 MP55
MP56
MP57
MP58
MP59
B-BAND-IN
V DD
5V
I/O
J17R
FM
IN
SCL HA XTL V GND VIDEEM1 UNCL DEEM VIDEEM2 GND 5V CLAMP IN I REF FC R PK IN R LEVEL R LEVEL L PK IN L FC L S1 VID RTN S1 VID OUT VOL R VOL L
S3 OUT L
S3 OUT R
S3 VID OUT
S3 VID RTN
S3 RTN R
S3 RTN L
S2 OUT R
S2 OUT L
S2 VID
OUT
S2 VID RTN
S2 RTN L S2 RTN R
V 12V
PK OUT L
CPUMP L
DET L
A GND L
AGC L
J17L
A 12V V REF
PK OUT R
AMPLK R CPUMP R
DET R
A GND R
AGC R
SDA
U75 R
U75 L
AMPLK L
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 41 42 43 44 45 46 47 48 49
50
51 52
53 54 55
56
STV0056A
IC2100
1
2
3
4 5
6 7
8 9
10 11
12
13
14
15
29504-201.88
SAT-TUNER2
Net-
connection
CO5
Net-
connection
CO4
Net-
connection
CO3
AL
AL
AL
AL AL
AL
AL AL AL
AL
AL
M
M
M
M
M M M
M M
M
M
M
M
M
M
M M
M
M
M
M
AR
AR
AR
AR AR
AR
AR AR AR
AR
AR
V
V
V
V
V
V
V
V
V
V
A
A
A
A
+33V
+12V/2
+12V/2
+12V/2
+12V
+12V
+12V
+12V/3
+12V/3
+5V
+5V
+5V
+5V
TEILSCHALTUNG STR 622 VCR
PARTE DE CIRCUITO
PARTE DEL CIRCUITO
CIRCUIT PAR TIEL
PART OF THE CIRCUIT
5
2,5V
4,9V
4,7V 4,7V
3,9V 2,5V 3,8V 3,5V 2,3V 1,6V 2,4V
3,1-3,6V
1,6V 2,4V 3,6V
3,2V 4,8V 4,8V 4,8V
5V
3,3V
2,7V
4,7V
4,7V
4,9V
5V
3,2V
2,7V 4,7V 4,7V
3-3,6V
1,4V 5V 2,5V
2,4V
4,3V
2,6V
2,4V 1,3V 5V
2,4V
2,4V 4,3V
2,6V
2,4V
7
8
8A
5A
$46
$C6
VCR
A
Seite / Page 3-3
0V
1 1V/cm, 100ns/cm
0V
0V
0V
2
CS OSD
SCL
SDA
5V/cm, 20ms/cm
500mV/cm, 20ms/cm (SDA)
0V
3 2V/cm, 2ms/cm
IR-Signal
0V
4 1V/cm, 20
µ
s/cm
0V
0V
5
5A
5
5A
2V/cm, 20ms/cm
1V/cm, 20ms/cm
0V
6 2V/cm, 20
µ
s/cm
0V
7 1V/cm, 25ns/cm
0V
0V
8
8A
10
10A
2V/cm, 10ms/cm
1V/cm, 10ms/cm
0V
9 1V/cm, 20ns/cm
0V
10 1V/cm, 20
µ
s/cm
0V
11 2V/cm, 10
µ
s/cm
0V
12 100V/cm, 20
µ
s/cm
Oszillogramme / Oscillogrammes
Teilschaltplan VCR / Part of the Circuit VCR