Intel DQ57TM Manuel D’Utilisation

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Regulatory Compliance 
81 
Table 22. Lead-Free Second
 
Level Interconnect Marks 
Description Mark 
This symbol is used to identify 
electrical and electronic 
assemblies and components in 
which the Pb concentration 
level in the Desktop Board 
substrate and the solder 
connections from the board to 
the components (second-level 
interconnect) is not greater 
than 0.1% by weight 
(1000 ppm).  
 
 
or 
 
 
 
or 
 
 
 
Restriction of Hazardous Substances (RoHS)  
EU RoHS 
EU RoHS Directive 2002/95/EC restricts the use of the following six materials in 
various types of electronic and electrical equipment: 
•  Lead  
•  Mercury  
•  Cadmium  
•  Hexavalent chromium  
•  Polybrominated biphenyls (PBB)  
•  Polybrominated diphenyl ether (PBDE) 
The maximum concentrations allowed are 0.1% or 1000 ppm (except for cadmium, 
which is limited to 0.01% or 100 ppm) by weight of homogeneous material.  
Intel Desktop Board DQ57TM complies with these restrictions.