Following from EMPF IPC-A-610 Master Instructor Linda Zellars: >J-STD-001B specifies under para.9.2.1.1 When the outer, lower edge of land >areas are lifted or separated more than the thickness (height) of the land >the printed wiring board must be rejected. This also means that if it is >lifted less than the thickness of the land it is acceptable. > For more info, contact the EMPF directly at the address in the signature file at the end of this msg. > >At 03:27 PM 1/14/97 -0500, you wrote: >>>Resent-Date: Tue, 14 Jan 1997 03:05:53 -0800 >>>Resent-Sender: [log in to unmask] >>>Old-Return-Path: <[log in to unmask]> >>>Date: Tue, 14 Jan 1997 10:52:18 +0200 (IST) >>>From: Yakov Steinberg <[log in to unmask]> >>>To: [log in to unmask] >>>Subject: lifed pads >>>Resent-From: [log in to unmask] >>>X-Mailing-List: <[log in to unmask]> archive/latest/9179 >>>X-Loop: [log in to unmask] >>>Precedence: list >>>Resent-Sender: [log in to unmask] >>> >>>Fellow Technetters: >>> >>>What is the "rule" regarding lifted pads on multilayer boards? We have >>>always scrapped them. A subcontractor recently returned a few of our >>>boards which had lifted pads. We follow IPC-A-610B class II. The subject >>>is not mentioned. >>> >>> >>>Comments are appreciated. >>> >>>Ellen Berkman >>>Excalibur Systems ***ALL NEW EMPF PHONE NUMBERS*** Jack Crawford HelpLine Manager Electronics Mfg. Productivity Facility ****NEW--317.655.3688--NEW**** *****FAX 317-655-3699 NEW **** 714 N Senate Ave, Suite 100 Indianapolis IN 46202-3112 VISIT OUR HOME PAGE AT: http://www.empf.org [log in to unmask] *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * *************************************************************************** * If you are having a problem with the IPC TechNet forum please contact * * Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] * ***************************************************************************