Grundig SAT Series, Service Manual

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VCR-SAT 1
Platinenabbildungen und Schaltpl
ä
ne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service
2 - 3
IR-Signal
U EURO AV
Controller
Power Supply
+H (+5V)
U EURO AV (0 - 6 - 10V)
1n
10n
10k
6,8k
390
30k
270
47
µ
10k
39k
270k
100
TV
(Basic 3)
39k 470
2,2M
0,1
µ
100k
IR 330
47
µ
AT 5V
10k
VCR
(GV 1030)
8 8
330
SAT
LINK
DEC-
socket
8 8 8
IR
VCR-SAT 1 DECODER
8
SAT
OUT
26 CIC 1400
Controler
Decoder- Controller
SYS CTL
/ IC701
IC 2501
RCM
801
Q7801
4
CT1241
I
2
C
83
5
27
12V
29
CT1105
13
AV SW
Selector
STBY 10,5V
4
10
SA
T
REMOTE
470
8,2k
10k
DEC-
socket
CT1242
19 20
CVBS
CVBS
10
Q1803
Q1804
TV-
socket
VCR-
socket
DEC-
socket
4700p
D1803 D1802
8
20; 2/6
20…
19… 20…
19…
8 8
Tuner / IF
Input selector
signal module
19; 1/3
8
20…
19…
19…
20…
TV VCR
GV1030
VCR-SAT 1
Controller
19…
20…
8
DECODER
TV-
socket
DEC-
socket
VCR-
socket
DEC-
socket
DEC-
socket
Signal
processing
IC2501
IC 701
CIC 1100
CIC 1400
R, G, B + BL
System
Controller
R, G, B + BL
R, G, B + BL
FBAS
Decoder
R, G, B
BL
BL
16
System Control
Processor
16
V
ideo and
Audio processing
Q2903
Processor
Module
BL
R, G, B
16 16 16 16
7
11
15
7
11
15
7
11
15
7
11
15
7
11
15
7
11
15
8
CIC 1330
OSD
Q7801
SAT-Tuner
SAT Signal
processing
Blockschaltplan – AV-Link / Block Circuit Diagram – AV Link