JBL CINEMA SOUND 3 (serv.man2) EMC - CB Certificate ▷ View online
Report No. JSH006110139-001
Page 72 of 94
19.2 Block diagram of test setup
19.3 Test Setup and Test Procedure
19.3.1 Test setup
The EUT was placed on an insulating support of 0.8m height, standing on a ground reference
plane, and arranged and connected to satisfy its functional requirement
The test was performed with the EUT connected to the test generator with the shortest power
supply cable as specified by the EUT manufacturer.
19.3.1.1 Photo for test set-up
none
The test was performed with the EUT connected to the test generator with the shortest power
supply cable as specified by the EUT manufacturer.
19.3.1.1 Photo for test set-up
none
19.3.2 Test Procedure
The EUT was tested for each selected combination of test level and duration with a sequence of
three dips/interruptions with intervals of 10 s minimum. Each representative mode of operation was
tested.
tested.
EUT is tested for voltage dips of 100%Ut, 0.5 period, 40%Ut,10 periods and 70%Ut,50 periods,
for
100%Ut, both the positive and negative polarity test was conducted.
Abrupt changes in supply voltage was occur at zero crossings of the voltage and at additional
Abrupt changes in supply voltage was occur at zero crossings of the voltage and at additional
angles
considered critical by product committees or individual product specifications preferably selected
from 45
from 45
°,90°, 135°, 180°, 225°, 270°,315°.
19.4 Test Protocol
Temperature
:
23
°C
Relative Humidity
:
34%
Best EMC
EUT
GRP
Report No. JSH006110139-001
Page 73 of 94
Test no.
Test level
Voltage
level in % of
rated U
Duration in
periods of
rated fq
Pass/
Fail
Comment
1 30% 70
25
Pass
2 100%
0 0.5
Pass
3 100%
0
250
Pass
19.5 Additions, Deviations and Exclusions from Standards
None
Report No. JSH006110139-001
Page 74 of 94
Appendix I : Photograph of EUT
External views of EUT
Report No. JSH006110139-001
Page 75 of 94
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