JBL ON STAGE III IIIP (serv.man6) EMC - CB Certificate ▷ View online
Audix Technology (Shenzhen) Co., Ltd. Report No. ACS-E07439 page 45 of 66
13. MAGNETIC FIELD IMMUNITY TEST
13.1.Test Equipments
Item Equipment
Manufacturer Model No. Serial No. Last Cal.
Cal. Interval
1. Magnetic
Field
Tester
HEAFELY
MAG100.1 083858-10 May 11, 07 1 Year
13.2.Block Diagram of Test Setup
13.2.1.Block Diagram of the EUT
(EUT: Computer Speaker System)
13.2.2.Block Diagram of Test Setup
13.3.Test Standard
EN 55024: 1998+A1: 2001+A2: 2003 (IEC 61000-4-8: 2001)
(Severity Level 1 at 1A/m)
(Severity Level 1 at 1A/m)
Ground Reference Support
0.8 m
EUT and
Support
system
AC Mains
Magnetic Field
Tester
Induction Coil
wood
PC
AC Mains
Keyboard
Mouse
EUT
AC Mains
Monitor
a: Audio Cable
b: USB Cable
: Core
b: USB Cable
: Core
a
Adaptor
b
Audix Technology (Shenzhen) Co., Ltd. Report No. ACS-E07439 page 46 of 66
13.4.Severity Levels and Performance Criterion
13.4.1.Severity level
Level
Magnetic Field Strength A/m
1.
1
2.
3
3.
10
4.
30
5.
100
X. Special
13.4.2.Performance criterion : A
13.5.EUT Configuration on Test
The configuration of EUT are listed in Section 3.5.
13.6.Operating Condition of EUT
Same as Conducted Emission test which is listed in Section 4.6. except the test set up
replaced by Section 13.2.
replaced by Section 13.2.
13.7.Test Procedure
The EUT was subjected to the test magnetic field by using the induction coil of
standard dimensions (1m*1m) and shown in Section 13.2. The induction coil was
then rotated by 90°in order to expose the EUT to the test field with different
orientations.
then rotated by 90°in order to expose the EUT to the test field with different
orientations.
13.8.Test Results
PASS.
The EUT was tested and all the test results are listed in next page.
The EUT was tested and all the test results are listed in next page.
Audix Technology (Shenzhen) Co., Ltd. Report No. ACS-E07439 page 47 of 66
Magnetic Field Immunity Test Results
Audix Technology (Shenzhen) Co., Ltd.
Date :07/26/2007
Applicant
:
Harman Multimedia DBA
Harman Motive Inc.
Harman Motive Inc.
Test Date
:
Jul. 08, 2007
EUT
:
Computer Speaker System
Temperature
:
24
℃
M/N
:
jbl on stage lll
Humidity
:
52
%
Test Voltage
:
DC 12V Adaptor Input AC
230V/50Hz
230V/50Hz
Test Mode
:
Data Transmitting
Test Engineer
:
Jolly Criterion
: A
Pressure
:
100.6KPa
Test Level
Testing Duration
Coil Orientation
Criterion
Result
1A/m 5
mins
X
A
PASS
1A/m 5
mins
Y
A
PASS
1A/m 5
mins
Z
A
PASS
Test Equipment :
Magnetic Field Tester MAG100.1
Audix Technology (Shenzhen) Co., Ltd. Report No. ACS-E07439 page 48 of 66
14. VOLTAGE DIPS AND INTERRUPTIONS TEST
14.1.Test Equipment
Item Equipment
Manufacturer Model No. Serial No. Last Cal.
Cal. Interval
1.
Main Interference
Simulator
Simulator
HEAFELY
PLINE 1610 083690-05 May 11, 07 1 Year
14.2.Block Diagram of Test Setup
14.2.1.Block Diagram of the EUT
(EUT: Computer Speaker System)
14.2.2.Voltage Dips and Interruptions Test Setup
14.3.Test Standard
EN55024: 1998+A1:2001+A2: 2003 (IEC61000-4-11: 2004)
0.8 m
Remark: Combination wave generator and decoupling network are included
in Main Interference Simulator.
AC Mains
EUT and the
Simulators
AC Mains
Main Interference
Simulator
PC
AC Mains
Keyboard
Mouse
EUT
AC Mains
Monitor
a: Audio Cable
b: USB Cable
: Core
b: USB Cable
: Core
a
Adaptor
b
Click on the first or last page to see other ON STAGE III IIIP (serv.man6) service manuals if exist.