Hi Vic, Who can I send the picture to? Ted --- On Fri, 8/22/08, Victor Hernandez <[log in to unmask]> wrote: > From: Victor Hernandez <[log in to unmask]> > Subject: Re: [TN] Measling > To: [log in to unmask] > Date: Friday, August 22, 2008, 7:27 AM > A photo is worth one thousands words. > > Vic, > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Pete > Houwen > Sent: Friday, August 22, 2008 8:31 AM > To: [log in to unmask] > Subject: Re: [TN] Measling > > Ted, > > Measling occurs in the laminate itself and doesn't > affect the > soldermask. If > you are concerned about the mask, is it blistering, not > measling? > Measling will > be white dots in a pattern. It's usually caused by > thermal stress. > The fiber > bundles separate at their intersections. It's not > uncommon, and > generally > harmless if it's localized. If what you are seeing is > not a white spot > pattern, > but random, it might be mask blistering, in which case you > could have a > problem if it allows conductors to be exposed as mask > flakes off. How > much > do you trust your vendor in reporting results of their tape > test (if > they did > one)? > > Pete > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using > LISTSERV 15.0 > To unsubscribe, send a message to [log in to unmask] with > following text > in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send > e-mail to > [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send > e-mail to > [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: > http://listserv.ipc.org/archives > Please visit IPC web site > http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for > additional > information, or contact Keach Sasamori at [log in to unmask] or > 847-615-7100 > ext.2815 > ----------------------------------------------------- > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using > LISTSERV 15.0 > To unsubscribe, send a message to [log in to unmask] with > following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send > e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send > e-mail to [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: > http://listserv.ipc.org/archives > Please visit IPC web site > http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for > additional information, or contact Keach Sasamori at > [log in to unmask] or 847-615-7100 ext.2815 > ----------------------------------------------------- --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------