Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
ARCANCE 37, 55, 55 FLAT, 72 FLAT
3 - 18
GRUNDIG Service
Schaltplan / Schematic Diagram T 55-5211
+
1
INV IN
+
+
+
AUDIO OU
FM OUT
PIF AGC
1
2
3
OUT
PIF IN
PIF IN
IF GND
VCC(VIF)
4
5
6
7
8
AFT OUT
BUS DATA
BUS CLOC
R IN
ABL
10
11
12
14
13
FM FIL
9
G IN
B IN
BL IN
VCC(RGB)
R OUT
15
16
18
17
19
G OUT
B OUT
V OUT
RAMP ALC
AKB IN
20
21
23
24
22
VCC(H/D)
H.OUT
H APC FIL
25
27
26
RF AGC
2
1
2
3
7
8
6 SCL
E P ROM
4
5 SDA
RGB
STOP
4
3
2
1
+
t
+
1
+
3
2
1
+
+
+
+
+
3
2
1
+
2
+
42
41
TV/AV
STANDBY
39
38
SPOT
MUTE
KILLER
AV1/AV2
40
1 SECAM IDENT
S-VHS
4
VOLUME
5
ON TIME LED
3
37
35
36
BAND1
BAND2
NTSC3.58
34
32
33
SYS
IR-IN
IN2
SD
IN1 31
30
SYS
29
28
27
SDA
SCL
26
24
25
OSD BLANK
B OUT
23
22
G OUT
R OUT
6
8 TUNING
7
9
GND
11
10 XTAL1
XTAL2
VDD
KEY1
13
12
KEY2
AFT
X-RAY
14
16
15
RESET
FILT
19
18
17
V.SYN
H.SYN
21
20
IF
MB
BL
BH
BU
AGC
TU
+
1
+
+
+
+
+
+
AFT
+
+
+
+
+
5
3
4
2
1
+
+
+
+
+
+
+
+
N101
LC863332A
B
C
B
C
V108
1.1V
14.8V
4.8V
V114
0.3
V107
0V
15V
C
B
B
C
V103
4.8V
0.3V
V301
E
C
E
C 11.4V
1.5V
B
B
2.2V
0V
V302
0.4V
1.1V
B
C
B
C
V601
8.5V
9V
B
B
V606
6.7V
E
E
9.2V
V602
15.4V
16V
16.1V
V701
5.4V
C
E
C
E
32V
6.2V
E
C
B
E
C
B 2.7V
3.4V
3.4V
V801
11V
4.7V
V802
3.4V
3.5V
2.7V
V203
0V
4.1V
E
C
B 3.5V
E
C
B
V201
1.2V
6.8V
0.4V
V502
-0.1V
110V
B
C
V604
0.7V
B
E 0V
B
C
B
E
V501
0.16V
19V
0V
V603
26.6V
0.2V
0V
C
E
3V
10.9V
2.3V
E
C
B
V002
C
E
E
C
B
27.1V
27.3V
V001
3V
10.9V
2.3V
B
E
C
V901,V911,V921
1.6V
1.9V
136V
0V
E
E 0V
E
0V
E
15.5
LC8633XX
1Pin 0/5V
6Pin 0/5V
3Pin /
4Pin /
5Pin /
2Pin /
10Pin 1.5V
9Pin 0V
8Pin 5V
15Pin 2.5V
14Pin 5V
13Pin 5V
12Pin 5V
11Pin 2.3V
7Pin /
18Pin 0V
17Pin 5V
16Pin 0V
23Pin 0V
22Pin 0V
21Pin 4.4V
20Pin 4.8V
19Pin /
27Pin 4.7V
25Pin 0V
24Pin 0V
31Pin 0V
28Pin 4.7V
30Pin /
29Pin /
26Pin /
N101
N201
22Pin 0.4V
23Pin 2.2V
24Pin 2.7V
26Pin 2.6V
27Pin 0.7V
29Pin 1.6V
30Pin 1.3V
28Pin 1V
31Pin 5V
25Pin 5V
20Pin 2V
21Pin 2V
16Pin 1.1V
19Pin 2V
18Pin 8V
17Pin 0V
1Pin 2.3V
2Pin 2.3V
6Pin 2.9V
5Pin 2.9V
4Pin 3.7V
3Pin 2.5V
10Pin 2.3V
15Pin 0.8V
14Pin 0.8V
12Pin 4.7V
11Pin 4.7V
7Pin 0V
13Pin 4V
9Pin 2V
8Pin 5V
LA76810A
36Pin 0/5V
35Pin 0/5V
38Pin 0/5V
39Pin 0/5V
34Pin 3.5V
33Pin 0.4V
37Pin /
N102
41Pin 0/5V
42Pin 0/5V
2Pin 0V
1Pin 0V
KSC24C08
40Pin 0/5V
8Pin 5V
7Pin 0V
6Pin 4.7V
5Pin 4.7V
4Pin 0V
3Pin 0V
LA7642
1Pin 3.7V
2Pin 5.6V
3Pin 5.8V
4Pin 6.3V
5Pin 5V
6Pin 3.8V
N701
8Pin 0V
9Pin 3.7V
10Pin 1.2V
11Pin 3.7V
12Pin 0V
13Pin 5.2V
14Pin 3.6V
N051
16Pin 0.2V
TDA7057AQ
1Pin 0.5V
2Pin 0V
3Pin 2.4V
15Pin 7.5V
5Pin 2.4V
6Pin 0V
7Pin 0.5V
8Pin 7.8V
9Pin 0V
10Pin 7.8V
11Pin 7.8V
4Pin 16V
13Pin 7.8V
12Pin 0V
7Pin 3.8V
7Pin 0V
LA78040
N401
52Pin 1.9V
50Pin 2.4V
51Pin 2.2V
53Pin 2.2V
N001
BU4052
54Pin 3V
49Pin 4V
34Pin 2.6V
35Pin 2.1V
37Pin 2.4V
38Pin 2.9V
39Pin 3.6V
36Pin 3.9V
42Pin 2.6V
43Pin 2.5V
45Pin 1.9V
46Pin 2.2V
47Pin 3.6V
44Pin 2.8V
40Pin 2.5V
48Pin 4V
41Pin 0V
33Pin 0V
1Pin 2.5V
2Pin 26V
3Pin 2.4V
4Pin 0V
5Pin 15.8V
6Pin 26V
7Pin 2.5V
1Pin 2.9V
2Pin 0V
3Pin 2.9V
4Pin 0V
5Pin 0V
6Pin 0V
8Pin 0V
9Pin 0V
10Pin 0V
11Pin 0V
12Pin 3V
13Pin 3V
14Pin 0V
15Pin 0V
16Pin 11.2V
32Pin 0V
32Pin 8.8V
1/2W 0.47
R625
1/2W 0.47
R623
1/2W 0.47
R622
22K
R634
4.7u
C635
22K
R634A
FROM CPU STANDBY
12M
R619
PA0070
PX60011B
PX60011A
RGP10D
VD401
100
C40
3K
R402
+5V
+12V
V1001
2SC1815
15K
R1001
330
R1002
15K
R1003
LED
VD112
1N4148
VD1001
12K
R315
10K
R100
22K
R136
1K
R101
0.01
C301
39K
R228
2
56
R227
100u/10V
C125
12K
R190
1000p
C101
3.3K
R198
22K
R197
V199
2SC945
1u/50V
C705
220K
R527
1N4148
VD706
1u/50V
C701
1.2K
R526
HS0038B
N103
INFRA RED
RECEIVER
0.01
C501
5
1.8
R602
IN4148
VD106
0.01
C150
AV PWB
XP1201
V2i
AR2i
AL2i
KEY PWB
1.2K
R1052
SW1005
TV/AV
SW1006
MENU
3.9K
R1055
6.8K
R1056
12K
R1057
SW1002
CH-
SW1001
CH+
SW1004
VOL-
SW1003
VOL+
4.7K
R1053
XS102
+12V
N102
AT24C08
470/AC400V
C619
470p/2KV
C616
3
68
R617
LTV817C
N601
120K
R610
120K
R611
150u/400v
C607
TVR4J
VD604
1000/1KV
C603
TVR4J
VD603
LM-001
L901
XS602
TVR4J
VD606
1000/1KV
C605
TVR4J
VD605
5
39
R616
1N4148
VD618
RGP10D
VD617
2.2K
R614
1.8K
R604
560
R605
1N4148
VD616
V612
2SC3807
22
R613
0.1
C614
12M
R618
1000/AC400V
C620
22K
R615
0.022
C617
0.012
C615
5.6K
R603
LF-033
L601
0.22/AC250V
C601
F601
T3.15A L/250V
KA20
SW601
XP601
XS601
220K
R601
MTZJ7.5C
VD619
2SB764
V611
P10X180M
PS601
1000/1KV
C606
1000/1KV
C604
1N4148
VD614
V613
2SC4237
15K
R612
B
G
R
MTZJ5.6B
VD107
+5V
1000u/10V
C636
10K
R637
10K
R636
1W 4.7
R761
2
56
R630
+12V
+26V
1N4148
VD630
1.2K
R629
1K
R627
+110V
1N4148
VD626
1N4148
VD627
POWER/STANDBY
V604
2SC945
470u/16V
C632
N603
KA17812
+15V
1/2W 0.47
R621
470p/1KV
C621
RGP15D
VD621
RGP10D
VD622
1N4148
VD632
2200u/25V
C622
10K
R628
150K
R641
+15V
100K
R639
V606
2SC945
3.9K
R633
2SB764
V603
MTZJ6.2C
VD633
1000u/25V
C626
2
2W 12K
R635
RGP10D
VD623
RGP10D
VD625
RGP15J
VD624
220u/160V
C628
3.3K
R624
330u/35V
C630
10K
R632
2K
VR601
5.6K
R640
+B ADJ
470p/1KV
C625
470u/16V
C624
10K
R626
22K
R644
47K
R642
TP-91
2SB1443
V601
2SB1443
V602
1N4148
VD631
V605
2SA1015
470p/1KV
C629
220/2KV
C627
470p/1KV
C623
N602
KA17805
75OHM
INPUT
ANTENNA
0.01
C220
47u/16V
C219
MTZJ5.1B
VD114
22K
R195
8.2K
R192
+12V
V191
2SC945
3.3K
R196
100
C118
HOR.GND
POWER GND
FB503
LF-05
330u/16V
C774
100p
C102
100
R705
MTZJ7.5C
VD721
A101
MAIN PWB
IF/VIDEO/C
MUTE
SAW FILTER
+33V
INVERTOR
INVERTOR
PRE-AMP.
470u/16V
C773
1W 270
R503
63V
TP-AGC
2.2u
C368
22K
R373
22K
R166
100
R206
100
R205
1u
C704
1u
C703
1u
C702
0.01
C226
RGP10D
VD2001
TP2001
TP2002
0.1u/63V
C131
10K
R160
56
R218
10K
R704
100p
C719
6p
C203
0.01U
C202
390K
R108
2
2W 8.2K
R104
2
2W 150
R146
10u/50V
C2001
10K
R2001
6.8K
R2003
8.2K
R2002
MTZJ12A
VD2002
10K
R2004
10u/16V
C2002
24K
R163
1u
C504
2K
R501
3.3K
R502
0.015/63V
C505
22u
C502
0.22/63V
C402
0.47
C401
100K
R204
0.1/63V
C207
100K
R203
1u
C206
27K
R202
0.01
C204
100u/16V
C205
10uH
L203
0.01u
C706
47u/16V
C707
IN4148
VD702
IN4148
VD704
IN4148
VD703
4.7K
R119
0.1
C113
V103
2SC945
100K
R165
100p
C138
27K
R118
V114
2SC945
1K
R201
0.022
C201
0.01
C302
1K
R314
V302
2SC945
38.9P
FL201
1.3uH
L202
IN4148
VD108
IN4148
VD104
V107
2SC945
100u/16V
C123
IN4148
VD105
2SA1015
V108
10K
R143
100K
R142
15V
22K
R105
330
R222
33
R221
10K
R130
10K
R131
15K
R132
15K
R133
4.7K
R138
4.7K
R137
0.01
C119
47u/16V
C120
100
R139
100
R140
220
R129
10K
R127
100p
C137
2.2K
R121
2.2K
R123
2.2K
R125
4.7K
R116
10K
R117
MTZJ5.6B
VD102
0.01
C109
2.2u
C112
1M
R114
100
R115
390K
R113
8.2K
R112
1.5K
R111
2SA1015
V102
8.2K
R110
8.2K
R109
470u/10V
C106
39uH
L101
22p
C105
22p
C104
0.01
C124
MTZJ5.1B
VD109
+15V
2.2K
R106
5.6K
R107
100K
R148
0.01
C127
0.033u
C111
0.01
C110
V201
2SC1674
V101
PH2369
0.01
C107
220
R128
1K
R120
1K
R122
1K
R124
8.2K
R226
390
R223
5.6K
R219
100
R701
100
R702
3.3K
R126
0.01
C108
100p
C103
100
R135
1K
R134
100
R703
+110V
10u
C126
UPC574J
VD110
10K
R147
0.1u/63V
C129
10K
R150
0.1/63V
C128
10K
R149
32KHz
X101
MTZJ3.6A
VD103
0.01u
C217
1.3uH
L201
1.5K
R220
0.01
C216
22
R217
4.7u
C135
3.3u
C218
4.7u
C134
560p
C117
560p
C116
560p
C115
560p
C114
GND
KEY
KEY
GND
6
1
2
5
3
4
XS1202
XP1001
2
1
1
2
5
4
3
1
2
2
1
13
14
12
8
9
11
10
!
!
3
7
!
!
!
1
!
2
!
!
!
!
!
!
TUNING
RESET
5
6
7
8
9
0
!
@
#
