Power Supply - Grundig R 303 Serviceanleitung

R 303
Schaltbild / Circuit Diagram
FINAL STAGE
+50V
.46 7V
CSIS
270
eop
11
RS06
I oov
ICSOI
STK 4040
8305-574-040
471'
10
A1 A2
A2
1 00
B2
A1
-sov
-48V 100
10K
POTENC
.50V
I BOARD
.46
CS19
270
e20P
C502
1K
1 OOV
ICS02
STK 4040
8305-574-040
4 5 3 9 10
C522
A1
bS-PtATTE
AF BOARD
PIASTRA BF
PLACA BF
59450-481 94
GRUNDIG Service-Teamik
Schallbild
+ 12V
t 48-2
TH2
-120•c wc
09623-317 01
ovi 1 sow
coa-1tG BRACKET
b9238-
197 01
13
X
12
B2
16
-sov -sov
17
10K
TSOI
DC-
PROTECTION
CIRCUIT
BC548S
t 00K
SOMV
L502
T505
092"-
01 bCS48B
13
100K
X
12
iS03
BC546B
C531
R521 -sov R5Ja Itu 51
—sov
10K
BCSS6B
RS23
TS02
ocsa€a
-48 2V
-47
OVERLOAD -48 •V
OVERLOAD -47 ev
A1
/ Circuit Diaeram R 303
I SPEAKER A
SPEAKER B
bC5t7 BCb17
+16V
RELAY
DRIVER
B4
10
40 IN414e
82
-sov
TS09
ssea
47K
SPEAKER B
OV ON
47K
1508
bCSS8B
SPEAKER A
OVERLOAD
PROTECT ION
CIRCUIT
TSO 7
ec546B
1512
R549
a 70
4.7K
29 GRUNDIG Service-Technik
B 700
c 70t
C702
C70J
R A
C704
CS-PLATTE
BOARD
PIASTRA LS
PLACA DE US
59'50-474 .94
30827-10 100
16V
.47V
0511 Chi 3
r 15 0509
BO -10
100
16
TS18
Box 78
Z-DIOOE
47
IC504
78BOS
8305-205-701
TO MAINS
SWITCH BOARD
TO P21
CCNTRQ-
TO
Schaltbild / Circuit Diagram R 303
KCPOOERERPLATTE
HEADPHONE BOARO
I ECOJTELQ
IASTRA CLEF IA
PLACA DE ALRICULARES
59450-475.94
POWER SUPPLY
3B
ax INZOOI
0523
.1
12
0522
TO RDS
BOARD
18
SPEAKER A
SPEAKER
S90f
I LS SCHACTER PLATTE
ILS BOARD
IN41S1
cogg C I
I PIASTRA COMM LS
1 PLACA DE ALTAVOCES
| 59450-476 94
AF -BOARD
30 GRUNDIG