IPC-7711/21C: Rework, Modification and Repair of Electronic Assemblies

This guide provides procedures for rework, repair and modification of printed board assemblies. Included in this revision are the procedures previously released as change pages, an updated general information and common procedures section, new procedures for BGAs using focused IR Reflow Systems with integral preheater and general updates to all other procedures.

Multiple-Device License (MDL), Digital Rights Management (DRM) - Protected Document. The MDL DRM product can be purchased starting with a 12 device license and any quantity larger than that. A 10% discount is applied to any quantity of 20 and more when purchased on the same order. Users of this MDL document will only be able to open it on the number of devices specific to the product order. (Example: If you placed an order for a MDL of 12 then you would be able to open the document on 12 devices) For information about IPC standards with DRM protection, visit www.ipc.org/mdl