TVR 37…, TVR 51…, TVR 55…
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
TVR 37…, TVR 51…, TVR 55…
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
7,3V
4.2V
..V MEASURED IN PLAYBACK MODE
..V MEASURED IN RECORD MODE
0V
0.5V
3.9V
3.8V
0.6V
3.9V
3.8V
0V
0V
12V
9.1V
1.4V
4.3V
10,6V
0.3V
0.6V
0.3V
0.1V
0V
10V
12V
10,7V
12V
0V
0V
12V
0V
4,2V
7,3V
0V
5V
0,3V
8
4V
3,4V
0V
0V
0V
0V
0V
5V
0,2V
0V
0V
0V
14,8V
9,2V
14,6V
14,6V
14,1V
11,5V
11,2V
11,5V
12,1V
13,9V
8,5V
9,2V
9,2V
0,6V
220E for Pal-I
for SCART Output Select only
delete for
used
not
for LP only
for LP only
to TV,CO
from TV
to DE
from/to IO
from DE
BIAS
CTL1
CTL2
AEH1
AEH2
APH
ARH
MEH1
MEH2
to Deck L3
to Deck L8
F7
F8
ERASE & BIAS OSCILLATOR
PB-LEVEL
REC
PLAY
PLAY
REC
REC*E/E*PLAY
SCART Output Select
AUDIO
to IO
6691 J 8
6690 J 8
5650 D15
5603 E 4
5602 G 3
5601 D12
3698 J 6
3697 J 6
3696 K 8
3695 J 7
3694 J 6
3693 I 4
3692 J 5
3691 J 4
3690 I 4
3682 H 4
3681 I 6
3680 H 6
3660 I11
3659 F14
3658 F15
3657 I11
3656 E16
3655 D14
3625 B 8
3624 B 8
3623 C 7
3622 C 4
3621 C 8
3620 B 3
3619 C 4
3618 D 5
3617 D 6
3616 C12
3615 D12
3614 C13
3613 C13
3612 D13
3611 H13
3610 H13
3608 D 7
3607 H12
3606 I11
3605 H10
3604 H11
3603 H11
3602 G10
3601 H 9
3600 H 5
2693 J 7
2692 H 7
2691 H 8
2690 J 3
2662 E15
2661 E15
2656 D16
2655 D14
2630 G11
2626 D 7
2622 F 3
2621 C 3
2620 C 3
2619 B 5
2618 D 4
2617 C 8
2616 C10
2615 C11
2614 D11
2613 C12
2612 D12
2611 D13
2610 F15
2609 H12
2608 I12
2607 G12
2606 G12
2605 I10
2604 H11
2602 G10
2601 G10
2600 H 8
1901 H 2
1900 F 2
7696 J 2
7695 K 4
7694 J 3
7693 I 5
7692 J 6
7691 J 5
7690 I 5
7682 H 5
7681 H 6
7680 H 7
7650 F15
7606 D 8
7605 C 6
7604 B 6
7603 C 4
7601 E10
6694 J 3
6693 J 4
4
5
6
7
8
9
10
11
12
13
14
15
2
16
3
H
G
F
K
E
D
C
B
J
I
H
G
F
K
E
D
C
B
J
I
4
5
6
7
8
9
10
11
12
13
14
15
2
16
3
GNDAL
GNDAL
GNDTV
GNDTV
GNDTV
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
DTA124EK
7694
DTC124EK
7696
DTC124EK
7605
DTC124EK
7606
DTC124EK
7695
+14M1
STBY
+8V
+8V
+12A
+12A
STBY
+14M1
+12A
+12A
+12A
50V
2u2
2690
BC558C
7693
BC558C
7690
4E7
3682
4E7
3680
4E7
3681
10E
3693
220E
3616
4k7
3657
390k
3604
100E
3605
12k
3603
1M
3607
470E
3608
2k2
3613
10k
3610
10k
3614
390E
3615
47E
3600
33k
3611
22k
3617
100k
3601
1E5
3619
47k
3620
330E
3602
12k
3612
10k
3621
10k
3623
3k3
3624
33E
3625
3k3
3656
470E
3655
180E
3691
10E
3690
390E
3697
10E
3622
3k9
3660
2k2
3658
100k
3659
2k7
3698
100E
3695
560E
3692
1k2
3694
100E
3696
2692
100n
2691
100n
2630
10n
2604
100n
2602
33n
2612
1n
2621
1n
2600
47n
2620
560p
2618
27n
2622
1n5
2601
100n
2606
100n
2607
2613
12n
33n
2656
47n
2655
33n
2662
33n
2661
2626
10n
2n2
2608
2693
68p
CTL1
CTL2
IREC
IPAL
MTA
LPA
AMLR
AMLP
BC337-25
7681
BC337-25
7682
BC817-40
7603
BC847B
7692
BC847B
7691
1N4148
6694
7680
L78M08CV
3
2
1
16V
47u
2619
50V
2u2
2611
16V
100u
2605
16V
47u
2609
50V
1u
2614
16V
47u
2616
16V
47u
2615
16V
47u
2617
50V
2u2
2610
7604
BC328-40
7650
BC857B
5601
10000u
5650
10000u
100k
3618
10k
3606
1901
1
2
3
4
5
6
7
BZX79-C5V6
6693
BZX79-C5V6
6691
BZX79-C5V6
6690
LA7282
7601
10
11
12
13
14
15
16
17
18
19
1
20
21
22
23
24
234567
89
EE/PB
PB
REC
EE
AMP
ALC
EP
LP
MUTE
MUTE
REC
EE
ALC
DET
POWER
MUTE
BUF
REC
EE/PB
CTL
MUTE
CTL
CTL
EP
EP
REC/EE
CTL
LP
EP
RIPPLE
FILTER
CTL
EQ
POWER
MUTE
AMP
330u
5602
1900
1
2
3
AEH
MEH
5603
1
2
3
4
6
R/P
CTL
9
10
11
Signal-Chassis – Standardton / Standard Sound (AL)
1,8V
3,1V
2,5V
2,5V
3,8V
2,9V
4V
2,9V
0,4V
1,8V
0,4V
1,8V
2,5V
2,6V
2,5V
2,3V
2,5V
0,15V
0,8V
5V
5V
5V
5,1V
4,2V
5,2V
2,4V
0,6V
0V
0V
0V
2,5V
2,5V
1,2V
2,5V
5,2V
1,8V
1,8V
2,2V
0V
2,7V
1,6V
5,2V
1,6V
3,7V
2,5V
1,8V
3,2V
1,6V
0,2V
2,7V
2V
1,8V
2,5V
1,8V
1,8V
to IO
from TV
from CO
from DE
PLAY
PLAY
3011 K10
3010 L11
3009 L11
3008 K11
3007 J11
3005 N14
3004 B14
3003 E12
3002 E12
3001 B11
3000 B10
2136 N27
2135 L29
2134 J30
2133 J30
2132 I30
2130 J29
2129 J29
2128 L29
2127 L28
2126 L28
2125 L27
2124 J28
2123 I27
3035 N 4
2122 I27
2121 L26
2119 K31
2118 E23
2117 D21
2116 D24
2115 C24
2114 A26
2113 D26
2112 C25
3034 M 5
2111 C26
2110 B26
2109 B26
2108 C27
2107 C27
2106 B29
2105 D28
2104 D29
2103 C30
2102 C31
3033 N 2
2101 C31
2100 D32
2075 B19
2073 A20
2071 C17
2070 E 3
2068 L22
2067 L20
2066 L22
2065 O18
3032 N 1
2064 O18
2062 L 9
2060 K18
2059 N26
2058 N24
2055 O 7
2053 M 4
2052 N 6
2051 N 3
2050 M 6
3031 M 1
2049 N 4
2047 P 3
2044 N 2
2043 N 1
2042 C 3
2041 E 4
2040 F 3
2039 G 4
2038 I 5
2037 H 5
3030 D 6
2036 I 5
2035 H 5
2034 K 4
2033 L 5
2032 K 5
2031 K 6
2030 K 7
2029 K 8
2028 K 8
2027 K 9
3029 D 5
2026 K10
2025 K 9
2024 K10
2023 L11
2022 K11
2021 K12
2020 K12
2019 K13
2018 K14
2017 K15
3028 C 6
2016 K16
2015 K17
2014 K17
2013 J18
2012 J18
2011 F17
2010 E13
2009 C11
2008 C10
2007 E11
3027 D 5
2006 E10
2005 E10
2004 C10
2003 B 9
2002 E 9
2001 C 8
2000 E 7
1902 D 1
1000 E12
3026 C 4
3025 E 3
3024 E 4
3023 E 5
3022 F 4
3020 J 5
3019 K 4
3018 L 5
3017 K 5
3015 L 9
3014 K 9
3013 L10
3012 L10
7151 G28
7107 A28
7106 K25
7105 D22
7104 B23
7103 B23
7102 B25
7101 A28
7100 B30
7070 A18
7060 M20
7051 H 6
7021 O 5
7020 N 3
7019 D 3
7018 C 4
7016 J 2
7015 I 2
7013 N 8
7009 P 2
7007 K 8
7006 N25
7005 M10
7003 C12
7002 B12
7001 L13
7000 B10
6070 A17
6000 K 9
5115 N27
5114 L30
5113 I30
5112 L27
5111 L29
5110 L28
5108 J25
5107 J30
5106 E23
5105 B26
5104 C27
5103 A29
5102 B31
5101 C31
5100 C33
5015 O19
5014 O 7
5012 G 4
5011 I 5
5010 H 4
5009 J 5
5008 M 2
5007 N 6
5006 N 4
5005 M 5
5004 O 3
5003 K 4
5002 N24
5001 K18
5000 N25
3129 I25
3128 J32
3127 I29
3126 J28
3125 J26
3124 I24
3123 I24
3122 L30
3121 L27
3119 L25
3118 K25
3117 B28
3116 J31
3115 D22
3114 B22
3113 B24
3112 C24
3111 C26
3110 D27
3109 B27
3108 A27
3107 B28
3106 B29
3105 C30
3104 C30
3103 A31
3102 C32
3101 D33
3100 C33
3072 A18
3071 B16
3062 L10
3060 N20
3051 B14
3050 O25
3048 E 5
3047 O 8
3046 N 6
32
33
25
26
27
28
29
30
31
M
L
K
P
J
I
H
G
F
E
D
C
B
A
O
N
32
33
25
26
27
28
29
30
31
GNDVS
GNDVS
GNDVS
GNDVS GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
2119
10n
2121
1n
2135
68p
2128
12p
2134
180p
2106
10n
2129
82p
2126
27p
2127
180p
2124
100n
2110
100n
2109
15p
2105
10n
2104
10n
2113
100n
2122
10n
2123
100n
2108
150p
2100
10n
2103
1n
2112
10n
2101
100p
2102
22p
2111
68p
2107
10n
2125
10p
2133
47p
2130
120p
2132
8p2
2114
22n
7106
BC847B
7102
BC847B
7100
BC847B
7101
BC847B
5SE2
5SE1
5SE1
VREF
5SE1
5SE
5AS
5SE1
5SE1
VREF
VREF
5SE1
VREF
5SE1
5AS
3117
470E
3116
1k
4k7
3050
3126
1k
3122
1k
3121
1k8
3118
4k7
3119
33k
3125
2k2
3112
1k
3103
680E
3106
560E
3124
1k5
3129
18k
3127
2k2
3128
2k2
3101
3k3
3100
330E
3105
390E
3110
1k2
3102
820E
3104
1k
3111
2k2
3108
47k
3109
47k
3107
1k
CSI
CSI
DTA124EK
7107
5115
15u
5102
56u
02
u8
5000
22u
5114
15u
5111
82u
5112
68u
5110
8u2
5105
150u
5104
150u
5101
15u
5107
120u
5113
120u
CSI
IPBV
16V
2136
47u
6,3V
2059
220u
7151
TDA4722/V2
11
14
16
25
32
1
29
17
20
23
27
30
31
18
15
21
19
24
22
8
2
4
5
6
7
26
28
12
13
10
3
9
P
LIMITER/
BLANKING
MIXER
RECTIFIER
INTERFACE
P
DETECTOR
SWITCH
R S RS
1,1MHz
S
KILLER
COLOR
DIVIDER
LIMITER
REFERENCE
VOLTAGE
2,5V
P
R
R
P
POWER
R
P
10dB
15dB
10dB
AGC
6dB
CK
RS
by 4
f
x2
x2
NC
LF CL/ANTICLOCHE
5108
4
MT
1.0715MHz
1
3
42414
NC
CLOCHE
5103
4.286MHz
6
1
MT
3
42415
NC
ANTICLOCHE
5100
4.286MHz
6
1
MT
3
42415
7006
BC557B
75
74
72
76
0
73
3037 M 3
3036 O 3
3041 N 5
3039 P 3
3038 P 5
GRUNDIG Service
4 - 61
GRUNDIG Service
4 - 62
Reference
AL
..............
P
4-62
CO
.............
P
4-43
DE
..............P
4-63
IO
...............
P
4-55
GSPD
........
P
4-16
KSMD
........
P
4-31
KSPD
.........
P 4-37
TU2
............
P
4-52
T
ube PCB
...
P
4-27
TV
..............
P
4-49
VS
..............
P
4-59
