Oscillograms Chassis - Grundig DAVIO 70 Service Manual

CUC 2033 F / 2035 F
Oscillogrammes du Châssis / Oscillograms Chassis
2 2
0V 0V
1 1
0V 0V
0V 0V
3
3
1 3 1V/cm, 5µs/cm 1 3 1V/cm, 5µs/cm
2 5V/cm, 5µs/cm 2 5V/cm, 5µs/cm
Standby
23
0V
22
0V
7 0V
0V
7 22 23 2V/cm, 5ms/cm 8 200mV/cm, 5ms/cm
15
13
0V
0V
0V
14
49
0V
13 10V/cm, 20µs/cm 14 5V/cm, 20µs/cm
49 1V/cm, 20µs/cm 15 500V/cm, 20µs/cm
18
0V
17
0V
19
0V
0V
21
20
0V
17 20V/cm, 20µs/cm 18 20 100V/cm, 20µs/cm
21 5V/cm, 20µs/cm 19 50V/cm, 20µs/cm
SCL
0V 0V
SDA
0V
30 100mV/cm, 10µs/cm 32 2V/cm, 50µs/cm
GRUNDIG Service
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
0V 0V
4 100mV/cm, 5µs/cm
5 50V/cm, 10ms/cm
10
0V
8
0V
9
0V
12
11
0V
0V
9 5V/cm, 5ms/cm
8 500mV/cm, 5ms/cm
10 20V/cm, 5ms/cm
11 5V/cm, 5ms/cm
12 10V/cm, 5ms/cm
16 16
0V
0V
16A 16A
0V
0V
16 50V/cm, 10ms/cm 16 50V/cm, 20µs/cm
16A 100V/cm, 10ms/cm 16A 100V/cm, 20µs/cm
Bild / Picture Zeile / Line
0V 0V
22 500mV/cm, 5ms/cm 23 500mV/cm, 5ms/cm
G
R
B
0V/G
0V/R
0V
0V/B
33 1V/cm, 10µs/cm 34 35 500mV/cm, 5µs/cm
36 mit / with OSD
CUC 2033 F / 2035 F
G
R
B
0V/G
0V/R
0V/B
34 35 500mV/cm, 20µs/cm 37 1V/cm, 100µs/cm
36 ohne / without OSD
0V
40 2V/cm, 2ms/cm
41 1V/cm, 20µs/cm
G
R
B
0V/G
0V/R
0V/B
45 500mV/cm, 5µs/cm 45 500mV/cm, 20µs/cm
mit / with OSD ohne / without OSD
0V
47A 1V/cm, 5ms/cm 49 2V/cm, 20µs/cm
100% Weißbild / White raster
0V
51 100mV/cm 52 53 54 1V/cm, 10µs/cm
4,43 / 3,58MHz
3 - 13 GRUNDIG Service
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
CLK
0V
DATA
0V 0V
38 2V/cm, 100µs/cm 39 2V/cm, 50ns/cm
43
0V
0V
42
0V
44 1V/cm, 10µs/cm
43 42 1V/cm, 20µs/cm
S-VHS
G
R
46
B
0V
*
0V/G
46A
0V/R
0V
0V/B
46 2V/cm, 10µs/cm
47 1V/cm, 5ms/cm
46A 50V/cm, 10µs/cm
30% Weißbild / White raster
* Trigger Cathode Pin 11
0V 0V
50 2V/cm, 10µs/cm 50A 2V/cm, 200µs/cm
Zeile / Line Bild / Picture
52
53
0V
54
0V
0V
0V
55 1V/cm, 20ns/cm
0V
0V
0V
0V
3 - 14