Any difference between background check on 140 and background ch

Recently I saw people are talking about background check on 140. Is this check same as 485 check? Or they are different?

所有跟帖: 

140: IBIS only; 485: IBIS+FP+NC -quancheng88- 给 quancheng88 发送悄悄话 (0 bytes) () 04/04/2008 postreply 10:48:48

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