Oscillograms - Grundig GV400 Servicehandbuch

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Oszillogramme / Oscillograms
A: DC, 0.2V/Div, 2us/Div
IC7105-(2) / IC7110-(2)
1
A: DC, 0.2V/Div, 2us/Div
IC7105-(18) / IC7110-(8)
5
A: AC, 0.2 V/Div, 2 us/Div
IC 7051 Pin 40
"
A: AC, 50 mV/Div, 5 ms/Div
IC 7051 Pin 27
&
A: AC, 0.1 V/Div, 10 us/Div
IC 7051 Pin 10
+
A: DC, 0.2 V/Div 10 us/Div
IC 7551 Pin 4, VBS
.
GRUNDIG Service-Technik
1V
A: DC, 2V/Div, 2us/Div
IC7105-(15) / IC7110-(5)
2
0V
A: DC, 10V/Div, 2us/Div
Trafo 5114-(4)
6
REC
2.8V
A: AC, 50 mV/Div, 20 us/Div
IC 7051 Pin 39
#
PB
2V
A: DC, 0.5 V/Div, 10 us/Div
IC 7051 Pin 25
(
PB
2V
A: AC, 0.1 V/Div, 10 us/Div
IC 7051 Pin 12
,
1V
A: DC, 0.2 V/Div 0.2 ms/Div
IC 7551 Pin 15, AMLR
/
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
0V
A: DC, 2V/Div, 2us/Div
IC7105-(14) / Gate 7135
3
0V
A: DC, 5V/Div, 2us/Div
Connector SM111-(12), HELO
7
PB
3V
A: DC, 0.5 V/Div 10 us/Div
IC 7051 Pin 34, VSB
$
PB
2V
A: AC, 0.1 V/Div , 10 us/Div
IC 7051 Pin 3
)
PB
2V
A: AC, 0.1 V/Div , 10 us/Div
IC 7051 Pin 15
-
REC
1V
A: DC, 0.1 V/Div 0.2 us/Div
Tuner 1720 Pin 17
<
0V
A: DC, 0.1kV/Div, 2us/Div
IC7105-(6)...-(11) / Drain 7135
4
0V
A: DC, 5V/Div, 2us/Div
Connector SM111-(10), HEHI
8
PB
0V
A: DC, 1.0 V/Div, 20 us/Div
IC 7051 Pin 32, CSYNC
%
PB
2.5V
A: DC, 0.2 V/Div, 10 us/Div
IC 7051 Pin 5
~
REC
2.8V
A: AC, 0.2 V/Div, 10 us/Div
IC 7051 Pin 15
-
REC
R1A
0V
A: DC, 0.5 V/Div 0.2 ms/Div
IC 7702 Pin 9, AFV
=
It`s Free
0V
0V
REC
0V
REC
2V
PB
2.5V
REC
0V
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