PULSE (serv.man6) - JBL Audio EMC - CB Certificate (repair manual). Page 101

 

 

- Page 5 of 9 - 

 

 

Report No.   241619 

 

 

2.10.3.1 

Amend the third paragraph of Clause 
2.10.3.1 to be: 
These requirements apply for equipment to 
be operated up to 2000 m above sea 
level.Forequipment to be operated at more 
than 2000 m above sea level and up to 
5000m above sea level, the minimum 
CLEARANCE shall be multiplied by the 
factor 1.48 corresponding altitude of 5000m 
given in Table A.2 of IEC 60664-
1.Forequipment to be operated at more 
than 5000 m above sea level, the minimum 
CLEARANCE shall be multiplied by the 
factor given in Table A.2 of IEC 60664-
1.Linear interpolation ispermitted between 
the nearest two points in Table A.2. The 
calculated minimum CLEARANCEusing 
this multiplication factor shall be rounded 
up to the next higher 0,1 mm increment. 
 

Class III 

equipment

.

 N/A 

2.10.3.3
& 
2.10.3.4 

Add "(applicable for altitude up to 2000m)" 
in header of Table 2K、2L and  2M. 

Class III 

equipment

.

 N/A 

2.10.3.4 
 

Add a new sectionabove Table 2K and in 
Clause 2.10.3.4:  
Minimum CLEARANCES determined by 
above rules apply for equipment to be 
operated up to 2000m above sea level. 
Forequipment to be operated at 2000 m - 
5000m above sea level, the minimum 
CLEARANCE shall be multiplied by the 
factor 1.48corresponding altitude of 5000m 
given in Table A.2 of GB/T16935.1（ IEC 
60664-1）. For equipment to be operated 
at more than 5000 m above sea level, the 
minimum CLEARANCE shall be multiplied 
by the factor given in Table A.2 of 
GB/T16935.1. 

Class III 

equipment

.

 N/A 

3.2.1.1 

Add a paragraph before the last paragraph:  
Plugs connected to AC mains supply shall 
comply with GB 1002 or GB 1003 or GB/T 
11918 as applicable. 

Class III equipment. 

N/A 

4.2.8  

Clause 4.2.8 cathode ray tubes quoted 
Clause 18 of GB8898-2011.  
Delete note of Clause 4.2.8. 

No such equipment. 

N/A