Hello Krishnan, Two backplanes, the thickness and size as follows, thank you so much. 1. 2.8mm board thickness, 685mm×275.5mm board size 2. 3.2mm board thickness, 710.5mm×435mm board size Best Regards Charming Chan PCBA Engineer "Chezhian, Krishnan (Radhakrishnan)" <[log in to unmask]> 发件人: TechNet <[log in to unmask]> 2008-11-04 11:15 请答复 给 TechNet E-Mail Forum; 请答复 给 "Chezhian, Krishnan (Radhakrishnan)" 收件人: [log in to unmask] 抄送: 主题: Re: [TN] Build backplane with lead free HASL surface finish? Hi Charming, What is the thickness of the backplane?? Thanks & Best Regards, Krishnan C Sanmina-SCI Corporation (M) Sdn. Bhd. "It is easier to do a job right than to explain why you didn't." -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Charming Chan Sent: Tuesday, November 04, 2008 10:45 AM To: [log in to unmask] Subject: [TN] Build backplane with lead free HASL surface finish? Hello TechNet experts, On our master fabrication drawing, the surface finish for backplane is specified as ENIG, but the fabrication shop ask for waiver to build with lead free HASL. Is it reliable enough? Any other concerns should be taken into consideration? Thanks a lot. Best Regards Charming Chan PCBA Engineer -------------------------------------------------------- ZTE Information Security Notice: The information contained in this mail is solely property of the sender's organization. This mail communication is confidential. Recipients named above are obligated to maintain secrecy and are not permitted to disclose the contents of this communication to others. This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the originator of the message. Any views expressed in this message are those of the individual sender. 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