Grundig PSU 12, Service Manual

Page: 15 / 27

GRUNDIG Service PSU 12
2 - 6
Backplane
P32
P32
PERLE
L104
P31
P31
P30
P30
P29
P29
P28
P27
P26
5678
IC400
1
2
3
4
L103
14uH
PERLE
L105
PERLE
L106
PERLE
L107
L102
14uH
L100
14uH
L101
14uH
F
100nF
C124
F
2,2nF
C126
F
2,2nF
C127
100
R101
F
2,2nF
C128
100
R102
F
100nF
C123
F
2,2nF
C129
P14
1
2
3
4
5
6
7
8
9
10
7
8
9
10
1
2
3
4
5
6
P2
7
8
9
10
1
2
3
4
5
6
P1
P13
1
2
3
4
5
6
7
8
9
10
+
1000uF/63V
C100
D C B A
VDD INHIBIT VSS
X IN
X OUT
X15
X14
X13
X12
X11
X10
X9
X8
X7
X6
X5
X4
X3
X2
X1
X0
1
2
3
4
5
6
7
8
9
10 11
12
13 14
15
16
17
18
19
20
21
22
23
24
MC14067B
IC100
1
2
3
4
5
6
7
8
9
10 11
12
13 14
15
16
17
18
19
20
21
22
23
24
+
1000uF/63V
C101
D C B A
VDD INHIBIT VSS
X IN
X OUT
X15
X14
X13
X12
X11
X10
X9
X8
X7
X6
X5
X4
X3
X2
X1
X0
1
2
3
4
5
6
7
8
9
10 11
12
13 14
15
16
17
18
19
20
21
22
23
24
MC14067B
dip24il.pr
t
IC200
1
2
3
4
5
6
7
8
9
10 11
12
13 14
15
16
17
18
19
20
21
22
23
24
F
100nF
C122
SDA
A
A
A
A
FEAT1
FEAT3
M
M
M
M M
M
M
M
M
M
M
M
M
M
M
M
M
+ +33V +33V
+33V
AFC1
+18V
+18V
+24V
+24V
D
D
D
SDA2
AFC
AFC
SDA
C
C
C
SDA1
SCL
+50V +50V +
+50V
B
B
B
AFC2
+12V
+ +12V +12V
+12V
+5V
+5V
+5V
+5V
+5V
+5V
FEAT1
FEAT2
FEAT3
+33V
VERS DISTRIBUTEURS D’ENTREE
TO INPUT DISTRIBUTOR
AL SECTOR DE RED
zu/to SU1
S./P. 2-2
ALLA SEZIONE RETE
VERS BLOC DE ALIMENTATION
TO MAINS SECTION
VERS L’HYBRID AMPLIFICATORE
AI DISTRIBUTORI D‘ENTRATA
ALL’ HYBRID AMPLIFICATORE
AL HYBRID AMPLIFICATORE
TO HYBRID AMPLIFIER
A LOS DISTRIBUIDORES DE ENTRADA
zu/to ST1
S./P. 2-5
ZUM NETZTEIL
AL SECTOR DE RED
zu/to SU2
S./P. 2-2
ALLA SEZIONE RETE
VERS BLOC DE ALIMENTATION
TO MAINS SECTION
ZUM NETZTEIL
ZU DEN EINGANGSVERTEILERN
ZUM HYBRID-VERSTÄRKER
C
B
AFC
SCL
U
D
A
SDA
+24V
+18V
+12V
+12V
+50V
+5V
+5V
optional
+12V
CASSETTE 1 CASSETTE 2