DRIVE AND PLAY 2 (serv.man3) - Harman Kardon Car Audio EMC - CB Certificate (repair manual). Page 21

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Report No. 078214R-RFCEP02V01
 
 
 
 
Page : 21 of 48 
 
Version:1.0 
 
 
6.4. Test 
Procedure 
The EUT and its load are placed on a table that is 0.8 meter above a metal ground plane measured 
1m*1m min. and 0.65mm thick min. And projected beyond the EUT by at least 0.1m on all sides. The 
length of power cord between the coupling device and the EUT shall be 2m or less.   
For Signal Ports and Telecommunication Ports   
The disturbance signal is through a coupling and decoupling networks (CDN) device couples to 
the signal and Telecommunication lines of the EUT. 
For Input and Output AC Power or DC Input and DC Output Power Ports: 
The EUT is connected to the power mains through a coupling device that directly couples the 
Surge interference signal. 
The surge noise shall be applied synchronized to the voltage phase at 0
0
, 90
0
, 180
0
, 270
0
 and the 
peak value of the a.c. voltage wave. (Positive and negative)   
Each of Line-Earth and Line-Line is impressed with a sequence of five surge voltages with 
interval of 1 min. 
6.5. Test 
Specification 
According to EN 61000-4-5:1995+A1+ 2001 
6.6. Uncertainty 
±
 7.93 % 
6.7. Test 
Result 
The measurement of the Surge was investigated and test result was shown in section 12. The 
acceptance criterion was met and the EUT passed the test.   
 
 
 
 
 
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