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Audix Technology (Shenzhen) Co., Ltd. Report No. ACS-E07439 page 36 of 66
10. ELECTRICAL FAST TRANSIENT/BURST IMMUNITY TEST
10.1.Test Equipments
Item Equipment Manufacturer Model No.
Serial No. Last Cal.
Cal. Interval
1.
Burst
Tester
Tester
HAEFELY
PEFT-JUNIOR 083762-12 May 11, 07 1 Year
10.2.Block Diagram of Test Setup
(EUT: Computer Speaker System)
10.2.1.EFT Test Setup
10.3.Test Standard
EN 55024: 1998+A1:2001+A2: 2003 (IEC 61000-4-4:2006)
(Severity Level 2 at 1kV, Severity Level 2 at 0.5kV)
(Severity Level 2 at 1kV, Severity Level 2 at 0.5kV)
10.4.Severity Levels and Performance Criterion
10.4.1.Severity level
Open Circuit Output Test Voltage ±10％
Level
On Power Supply
Lines
On I/O (Input/Output)
Signal data and control lines
1.
0.5 kV
0.25 kV
2.
1 kV
0.5 kV
3.
2 kV
1 kV
4.
4 kV
2 kV
X Special
Special
10.4.2.Performance criterion : B
AC Mains
EUT and
Support system
AC Mains
Test
Generator
PC
AC Mains
Keyboard
Mouse
EUT
AC Mains
Monitor
a: Audio Cable
b: USB Cable
: Core
b: USB Cable
: Core
a
Adaptor
b
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