Sat Module 29504 106 2500 - Grundig DAVIO 70 Service Manual

Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
Module SAT / SAT Module 29504 106 2500
L3904
6
13
11-26V
47u IC3910
STL
MC34063
7
11-26V
M M
5
1
+33V +33V
STL
6
M
STL
L3902
11
+5V +5V
CR3930
47u
STL
220k
M
15 DISEQC
STL
+5V +5V
10
M
STL 16
CIC3900
HEF4094
4 ENA CT3901 1
ENA BC848B STROBE
STL
CR3906
10k
M
3 SDA CR3907 2
SDA
DATA
STL
10k
HEF4094
SCL CR3908
2 3
SCL CLOCK
STL
10k
8 9
M
11-26V
TRENNSTELLE:Bei 12V an Pin 14
L4004
47uH
M
M
M
CD4002
L4002
14 CR4002
+12V
47u
STL LS4148
1/SI
CT4006
M
BC848B
CR4008
+5V
33k
M M
3 - 35
CUC 2033 F / 2035 F
TR3900 6
W2TR067
1
M
5
M
8
1
3
CT3920
2 Si9945/1
4
4 3
M M
CT3920
M
Si9945/2
CD3914
M
LS4148
M
BC858B
CT3914 M M
M
CR3919
13k/1%
CT3910 M M
BC848B
CT3915
BC848B
M
3
CR3935
10n
M
0
5
M M CC3933
CIC3930
15 4
14 LNC_OFF 7
Q5
7 14/18V
Q4
2,2k/1%
6 22KHZ LS4148
Q3
+5V
CD3934 CR3932
POL
13
Q6
5 CHIPSELECT
Q2
4 DEEM L = PAL / H = LIN
Q1
L = TERR H = SAT
12 SAT/TERR
Q7
11 PAL/BB L = FBAS / H = BB
Q8
10
SDA
SCL
+12V
M
M
Les valeurs de mesures indiquées sur les schémas sont des
valeurs indicatives!
M
The measured values given in the circuit diagrams are approximates!
GRUNDIG Service
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
+5V
0,1u +5V
M +5V
+5V/2
CC3917
16
CC3915
1u
+33V
VDD
1 15
AIN0 AOUT C3821
M
+
2 14
AIN1 VREF
M 1000u/6,3V
3 13
4,7k
AIN2 AGND
CC3920
CIC3920
xx 4 12
AIN3 EXT
CR3827
M
PCF8591
5 11 M
A0 OSC BC858B
$94 CT3826 4
6 10
A1 SCL
+5V
7 9
A2 SDA 7
VSS
CC3916
8
0,1u
M
2
L3923
CD3923
100u
BYG22D
SI4947
CT3930
M M
1
CT3925
BC848B M
MF3820
RXE040/400mA
M
M
6 M M
47u
+5V
8
L3936
NE555
M
M M
1
2
M
+2
+3
+4
+5
+C
+E
3 - 36
4,7/SI
+5V/2
CR3841
C3841
M
+
470u/10V
A
CC3822
M
0,1u
8
CC3843
CR3833
3
1k
0,1u
29504-201.92
5
CT3845
100u/25V
BC848B
SAT-TUNER
C3844
+
6
14
M
M
15
M
M
9 10 11 12 13
M
CC3865
M
22p
CC3864
+5V
0,1u M
22p
M
0,1u
M
M
CC3830
8
CC3854
VCC
5
CIC3830
SDA 7
6 TEST
SCL X24C64
M
A0 A1 A2 VSS +5V/1
1 2 3 4
M
Tableau des tensions
Table of Voltages
+27V (CUC2050/51/58/59/80)
+5V +E/1 +8V +G
+16.5V
+8V +E/2 +8V +H +5V
+8V +E/3 +8V +H/1 +5V
+14.5V (CUC2030)
+8V +E/4 +8V +M
+16.5V
+OEKO +14.5V (CUC2030)
+200V +F +5V
+16.5V
+8V +F/2 +5V
CUC 2033 F / 2035 F
+5V/1
CC3842
M
0,1u
BC858B
0,1u
M
CT3860
CC3881
BC848B
BC848B
CT3853
C3861
CR3864
20
+
1,2k 22u/16V
L3866
27u
M
CR3867 CR3866
4,7k 10k
CT3866
BC848B
CT3865
BF550
CR3868
100
47p
L3869
15u
M
CC3869
M
M
GRUNDIG Service