HK 3390 - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 29

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- Page 23 of 43 - 
 
 
 
 
 Report 
No. 
98502 
 
 
 
15.3 
Terminals for external flexible cords and for 
permanent connection to the mains supply 
 
15.3.1 
Adequate terminals for connection of permanent 
wiring 
Apparatus is not for  
permanent connection.
 
N/A 
15.3.2 
Reliable connection of non-detachable cords: 
.
 
 
Not soldered to conductors of a printed circuit 
board 
Not soldered
 
 
Adequate clearances and creepage distances 
between connections should a wire break away 
Wires are clamped two  
times to the contact  
terminal and provided with 
a two-pole connector
 
 
Wire secured by additional means to the 
conductor 
Adequately anchored.  
Tested with 5 N.
 
15.3.3 
Screws and nuts clamping conductors have 
adequate threads: ISO 261, ISO 262 or similar 
No screws and nuts  
clamping
 
N/A 
15.3.4 
Soldered conductors wrapped around terminal 
prior to soldering or held in place by additional 
means 
No soldered conductors.
 
N/A 
 
Clamping of conductor and insulation if not 
soldered or held by screws 
Clamped insulators and  
conductors
 
15.3.5 
Terminals allow connection of appropriate cross-
sectional area of conductors, for the rated current 
of the equipment 
Terminals have adequate  
connection capacity.
 
15.3.6 
Terminals to 15.3.3 have sizes required by table 16  
N/A 
15.3.7 
Terminals clamp conductors between metal and 
have adequate pressure 
No clamps.
 
N/A 
 
Terminals designed to avoid conductor slipping 
out when tightened or loosened 
 
N/A 
 
Terminals adequately fixed to avoid loosening 
when the clamping is tightened or loosened and 
stress on internal wiring is avoided 
 
N/A 
15.3.8 
Terminals carrying a current more than 0,2 A: 
contact pressure not transmitted by insulating 
material except ceramic 
No contact pressure trans
mitted through insulating
 
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