ON STAGE 400P (serv.man4) - JBL Audio EMC - CB Certificate (repair manual). Page 70

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IEC 60950-1 (ed.1)
 
 
- Page 5 of 5 - 
 
 
www.nemko.com
 
Report No.   100711 
 
 
TRF No. IECEN60950_1C 
 
 
2.3.2 
In the event of a single fault, the limits of 2.2.3 
apply to SELV Circuits and accessible conductive 
parts. 
No TNV circuitry. 
 
2.6.3.4 
When subject to impedance testing, protective 
earthing and bonding are required to be 
subjected to the additional test conditions 
specified. 
Class III equipment. 
3.2.1.2 
Equipment connected to centralized d.c. power 
system, and having one pole of the DC mains 
input terminal connected to the main protective 
earthing terminal in the equipment, is required to 
comply with special earthing, wiring, marking and 
installation instruction requirements. 
Class III equipment.  Equipment 
not for connection to DC mains. 
4.2.8.1 
Enclosures around CRT’s with a face diameter of 
160 mm or more are required to reduce the risk 
of injury due to the implosion of the CRT. 
No CRTs in the equipment. 
 
4.3.2 
Equipment with handles is required to comply 
with special loading tests. 
No handles. 
 
5.1.8.3 
Equipment intended to receive 
telecommunication ringing signals is required to 
comply with a special touch current 
measurement tests. 
No TNV circuitry. 
 
6.2.1 
Enamel coating on winding wire not considered 
electrical separation unless subjected to special 
investigation. 
No TNV circuitry. 
 
6.4 
Equipment intended for connection to 
telecommunication network outside plant cable is 
required to be protected against overvoltage from 
power line crosses in accordance with 6.4 and 
Annex NAC. 
No TNV circuitry. 
 
6.5 
Equipment connected to a telecommunications 
network and supplied with an earphone intended 
to be held against, or in the ear is required to 
comply with special acoustic pressure tests. 
No TNV circuitry. 
 
M.2 
Continuous ringing signals up to 16 mA only are 
permitted if the equipment is subjected to special 
installation and performance restrictions. 
No TNV circuitry. 
 
 
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