No joy on the cause but send them back to the fab shop. Don't accept (as I did once) to have them re-apply the solder mask over the existing boards. Good luck - Ray Klein -----Original Message----- From: Stolar, Paul W [mailto:[log in to unmask]] Sent: Wednesday, January 08, 2003 12:32 PM To: [log in to unmask] Subject: [TN] Pinholes I am seeing pinholes in the solder mask of a board. Any words of wisdom about the cause? Or Dispensation? Paul Stolar Materials Engineer Baker Atlas 713-625-5376 <font size="2">---------------------------------------------------<br> Technet Mail List provided as a free service by IPC using LISTSERV 1.8e<br> To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet<br> To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)<br> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest<br> Search the archives of previous posts at: http://listserv.ipc.org/archives<br> Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315<br> -----------------------------------------------------<br></font> <font size="2">---------------------------------------------------<br> Technet Mail List provided as a free service by IPC using LISTSERV 1.8e<br> To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet<br> To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)<br> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest<br> Search the archives of previous posts at: http://listserv.ipc.org/archives<br> Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315<br> -----------------------------------------------------<br></font>