Grundig STC 50 Serviceanleitung Seite 17

STC 50
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Netzteil / Power Supply
8140-530-066.00
L60003
2x0.4mH
1
2
L60810
2x39mH
29500-802.97
!
SI60001
T2AL
M
8311-005-017.00
P
PRIMAERMASSE / NICHT NETZGETRENNTES SCHALTUNGSTEIL
PRIMARY CHASSIS, NOTE / CIRCUT NOT MAINS ISOLATED
P MASSE PRIMAIRE / CIRCUIT NON ISOLE DU SECTEUR
MASSA PRIMARIO / CIRCUITO NON SEPAR., DALLA RETE
MASA PRIMARIA / SECTOUR DE COM. NO SEP. DE LA RED
AENDERUNGEN VORBEHALTEN
SUBJECT TO ALTERNATE
SOURS RESERVE DE MODIFIC
CON RISERVA DI MODIFICA
RESERV. EL DEREC. DE MODIFIC.
5
IC61110
3 2
+21V LM317T
1
M M
M M
CR61124 CC61126
1,2k
33n
LNB1
M
M M
5
IC61140
3 2
+21V +21V LM317T
1
M M
M M
CC61156
CR61154
1,2k
33n
LNB2
M M M
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
M
!
P
SI61001
P
T630mAL
TR60001
340V 11 22
P
8140-601-545
C60335
K
P
13
xx
P
CR60021
7 12
650V
D
1
CD61039
C 1 14
TOP227
1
S P LS4148
16
IC60020
17
20
21
3 18
P
3
19
M
1n/400V~AC
C60350
P P M
F
P
IC60030
CNY17
CR61051
39
M
+21V +21V
CR61138
CT61135
BC848B
10
22k
CR61137
M
M
CT61130
BC848B
22k
CR61131
M
+21V +21V
M
CR61168
CT61165
BC848B
10
22k
CR61167
M
M
CT61160
BC848B
22k
CR61161
M
M
STC 50
C61001
K
1n
T61005
L61002
BYV27/200
33u
D61001
BD441
M M
M M
M
MUR420
D61011
L61023
MUR420
M M
10u
D61021
2
6
BYW29/200
M M
L61036 3
D61031
5,25V
10u 5
4
CT61025
SI4947
CR61037 CR61038
M M M
100k 4,7k
L61056
CR61053 10u
68
M M M
IC61210
5
3 2
LM317T
1
M M
M M
CR61224 CC61226 CR61238
CT61235
1,2k 10
33n BC848B
LNB3
M M M
M
CT61230
BC848B
22k
CR61231
5
CR61232
IC61240
M
22k
3 2
LM317T
1
M M
M M
CC61256
CR61254 CR61268
CT61265
1,2k 10
33n BC848B
LNB4
M M M
M
CT61260
BC848B
22k
CR61261
22k
CR61262
M
3 - 1 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
+33V /20mA
1
M CIC61100
+21V /1A
+5V
8
+12V
/40mA
8
1
+12V_G /800mA
7 M
2
CT61025
CR61026
SI4947
100k
+5V_G
/1,8A
M
CD61038
LS4148 CT61041
BC848B
+5V /400mA
CR61041
CR61040
M
CR61046
M M
CT61045
BC848B
CR61047
CR61049
M
BU00001
22k
1
CR61237
+33V
22k
14
M
2
CR61240
+12V
15
3
+5V_G
16
4
+12V_G
17
5
+5V
18
M
6
STBY
19
M
7
LNB2_13_18V
20
CR61267
LNB1_13_18V
8
LNB2
22k
22k
21
LNB1_22KHZ
CR61260 9
LNB2_22KHZ
22
LNB3_13_18V
10
LNB4_13_18V
23
LNB3_22KHZ
11
LNB4_22KHZ
24
LNB3
12
22KHZ-DIS
25
LNB1
13
LNB4
+5V +5V
CR61057
20k/1%
2 7
4
NE555
5
M
6 3
M
4
M
22k
22k
+5V
4,7k
22k
22k
+33V
+12V
5V_G
12V_G
+5V
U STAND
BY
ZUR SIGNALPLATTE
TO SIGNAL BOARD
U 13V
LNB2 VERS C.I. SIGNAL
U
13V ALLA PIASTRA SIGNALE
LNB1
A LA PLACA SENAL
LNB2
POWER SEITE / PAGE 3-18
U 22KHz
LNB1
U 22KHz
LNB2
U 13V
LNB3
U
13V
LNB4
U 22KHz
LNB3
U 22KHz
LNB4
LNB3
POWER
U 22kHz
DIS
LNB1
POWER
LNB4
POWER
120700
3 - 2