SOUNDSTICKS III (serv.man2) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 76

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IEC 60950-1 (ed.2)
 
 
- Page 6 of 7 - 
 
 
www.nemko.com
 
Report No.   158002 
 
 
 
4.7.3.1 
Equipment for use in environmental air space 
other than ducts or plenums provided with metal 
enclosure or with non-metallic enclosure having 
adequate fire-resistance and low smoke 
producing characteristics (according to UL 2043). 
Equipment for installation in space used for 
environmental air, described in Sec. 300-22(c) of 
the NEC, provided with instructions indicating 
suitability for installation 
Equipment not used in 
environmental air space. 
N/A 
4.7.3.1 
Flame spread rating for external surface of 
combustible material with exposed area greater 
than 0.93 m² or a single dimension greater than 
1.8 m; 50 or less for computer room applications 
or 200 or less for other applications. 
The equipment has no 
combustible material greater 
than 0.9m2 or single dimension 
greater than 1.8m. 
N/A 
4.7.3.4 
Wire marked "VW-1" or "FT-1" considered 
equivalent. 
Considered. 
5.1.8.2 
Special earthing provisions and instructions for 
equipment with high touch current due to 
telecommunication network connections. 
No TNV Circuity. 
N/A 
5.1.8.3 
Touch current due to ringing voltage for 
equipment containing telecommunication network 
leads. 
No TNV Circuity. 
N/A 
5.3.7 
Overloading of SELV connectors and printed 
wiring board receptacles accessible to the 
operator. 
See main test report table 5.3 
5.3.7 Tests 
interrupted 
by opening of a component 
repeated two additional times. 
See main test report table 5.3 
5.3.9.1 
Test interrupted by opening of wire or trace 
subject to certain conditions. 
Considered. 
Specialized instructions for telephones that may 
be connected to a telecommunications network 
No TNV Circuity. 
N/A 
Marking identifying function of telecommunication 
type connectors not used for connection to a 
telecommunication network. 
No TNV Circuity. 
N/A 
6.3 
Equipment remotely powered over 
telecommunication wiring systems provided with 
specialized markings adjacent to the connection.
No TNV Circuity. 
N/A 
6.3 
Overcurrent protection incorporated into 
equipment to provide power over 
telecommunication wiring system not 
interchangeable with devices of higher ratings if 
operator replaceable. 
No TNV Circuity. 
N/A 
6.4 
Additional requirements for equipment connected 
to a telecommunication network using cable 
subject to overvoltage from power line failures 
No TNV Circuity. 
N/A 
6.4 
Where 26 AWG line cord required by Fig. 6C, 
either the cord is provided with the equipment or 
described in the safety instructions. 
No TNV Circuity. 
N/A 
Equipment associated with the cable distribution 
system may need to be subjected to applicable 
parts of Chapter 8 of the NEC. 
Not cable distribution systems. 
N/A 
Ionizing radiation measurements made under 
single fault conditions according to 21 CFR 1020 
The equipment does not produce
ionizing radiation 
N/A 
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