DVD 23 (serv.man11) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 8

 

 

page 6 of  63 

Ref. No. : JSH05110330-002 

 

IEC 60065 

Clause 

Requirement - Test 

Result - Remark 

Verdict 

 

8.6 

Class II equipment and Class II constructions within 
Class I equipment 

 Pass 

 

Reinforced or double insulation between hazardous 
live parts and accessible parts 

 Pass 

 

Components bridging reinforced or double insulation 
complying with 14.1 a) or 14.3 

R574,T502 Pass 

 

Basic and supplementary insulation each being 
bridged by a capacitor complying with 14.2.1 a) 

 N/A 

 

Reinforced or double insulation being bridged with 2 
capacitors in series complying with 14.2.1 a) 

 N/A 

 

Reinforced or double insulation being bridged with a 
single capacitor complying with 14.2.1 b) 

CY2, CY3, CY501, CY502 

Pass 

 

Basic insulation bridged by components complying 
with 14.3.4.3 

 N/A 

8.7 

Basic insulation between parts at 35 V to 71 V 
(peak) a.c. or 60 V to 120 V d.c. and accessible 
parts 

No such voltage 

N/A 

 

Reinforced or double insulation between circuits 
operating at voltages between 35 V and 71 V (peak) 
a.c. or between 60 V and 120 V d.c. and hazardous 
live parts at higher voltage 

 N/A 

 

Separation by Class II isolating transformer 

 

N/A 

 

Separation by Class I transformer 

 

N/A 

 

Separation by earthed conductive part 

 

N/A 

8.8 

Basic or supplementary insulation > 0,4 mm (mm) :   

N/A 

 

Reinforced insulation > 0,4 mm (mm) .................... :  T502 bobbin: 0.9mm 

Optocoupler U502: 0.40mm 

Enclosure (front panel): 
>1.5mm 

Separation sheet on internal 
enclosure under power 
board: 0.5mm. 

Pass 

 

Thin sheet insulation 

Inside T502 

Pass 

 

Basic or supplementary insulation, at least two 
layers, each meeting 10.3 

 N/A 

 

Basic or supplementary insulation, three layers any 
two of which meet 10.3 

 N/A 

 

Reinforced insulation, two layers each of which meet 
10.3 

 N/A