DUET II (serv.man7) - JBL Audio EMC - CB Certificate (repair manual). Page 18

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Report No.  114383 
 
TRF No.:IECEN60950_1B 
 
IEC 60950-1 / EN 60950-1 
Clause 
Requirement – Test  
Result – Remark  
Verdict 
3.4.1 
General requirement 
Class III equipment. Unit is not 
intended for direct connection 
to a mains supply. 
N/A 
3.4.2 Disconnect 
devices 
 
N/A 
3.4.3 
Permanently connected equipment 
 
N/A 
3.4.4 
Parts which remain energized 
 
N/A 
3.4.5 
Switches in flexible cords 
 
N/A 
3.4.6 Single-phase 
equipment 
and d.c. equipment 
 
N/A 
3.4.7 Three-phase 
equipment 
 
N/A 
3.4.8 
Switches as disconnect devices 
 
N/A 
3.4.9 
Plugs as disconnect devices 
 
N/A 
3.4.10 Interconnected 
equipment 
 
N/A 
3.4.11 
Multiple power sources 
 
N/A 
 
3.5 
Interconnection of equipment 
 
3.5.1 General 
requirements 
Considered. 
 
3.5.2 
Types of interconnection circuits ..........................: SELV circuit. 
3.5.3 
ELV circuits as interconnection circuits  
No ELV. 
N/A 
 
4 PHYSICAL 
REQUIREMENTS 
 
4.1 Stability 
 
Angle of 10
° 
Unit does not overbalance at 
10°. 
 
Test: force (N).......................................................: The unit is not floor-standing. 
N/A 
 
4.2 Mechanical 
strength 
 
4.2.1 
General 
Class III equipment. 
N/A 
4.2.2 
Steady force test, 10 N 
 
N/A 
4.2.3 
Steady force test, 30 N 
 
N/A 
4.2.4 
Steady force test, 250 N 
 
N/A 
4.2.5 Impact 
test 
 
 
 Fall 
test 
 
N/A 
 Swing 
test 
 
N/A 
4.2.6 Drop 
test 
 
N/A 
4.2.7 
Stress relief test 
 
N/A 
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