Electronics Forum | Fri May 26 04:58:19 EDT 2023 | auriga2001
I agree with the two other replies. Left alone, it is a defect. If it's just excess adhesive or coating, you can use IPC-7711/7721 'Rework, Modification and Repair of Electronic Assemblies' for guidance on removing. Section 2.3.1 explains how to te
Electronics Forum | Sun Aug 15 11:02:37 EDT 1999 | Jeff Ferry
| Ladies and Gentlemen, | | As a newly appointed DFM/CE "guru" here, one of my responsibilities has become repair (of course). As I have some knowledge of BGA repair/rework using semi-automated equipment, it naturally follows I would hav tremendous
Electronics Forum | Thu Aug 28 23:15:44 EDT 2014 | phyllishwl
Hi all, Our production reported that they found 3 panels out of 53 panels with strange phenomenon after reflow. 1/ Blister / Delamination of PCB panels, 2pcs blister/delamination under solder mask, 1pc under Gold plating at Gold finger 2/ Silkscr
Electronics Forum | Fri Mar 16 10:04:41 EDT 2012 | davef
We'd repair a drop board like this. Here's what our old friend Jeff Ferry said is a published article ... When boards lose their edge: when the corner of a circuit board breaks or is damaged, the problem cannot be ignored by Jeff Ferry One of the m
Electronics Forum | Thu Aug 26 14:45:09 EDT 1999 | Earl Moon
| What are the key steps to achieving high yield with CSP ??? | | (We are trying qualify vendors for volume fab/assembly of some | products which use several CSP devices on each side of the | board. (Some with 0.5mm ball pitch)) | | Looking throu
Electronics Forum | Mon Feb 08 17:11:04 EST 1999 | chris arnold
| I realize it's been discussed many times before. I need to know your opinions, experience, and knowledge concerning "today's"/latest and best pallet designs, suppliers, and methods for using them more effectively. Earl, Pallets can be extremely u
Electronics Forum | Mon Jun 07 10:57:31 EDT 1999 | Dave F
| | | | Where I can find some informations about repairing of SMT boards? | | | | | | | | Thanks | | | | | | | | Marcos | | | | | | | A first place to start is IPC's 7711 and 7721 encompasing repair, modification, and rework procedures. | | | |
Electronics Forum | Fri Jun 27 10:27:59 EDT 2003 | davef
Since you�re asking the question about proper handling of OSP board, there may still be time to talk you out of using that material. * Cleaning of mis-printed board could cause non-wetting problems. This tends to remove a fraction of OSP coating. 0.3
Electronics Forum | Fri Aug 20 19:01:26 EDT 2010 | varivenca
VARIVEN,C.A, is a newly emerging company in the electronics field. Variven was established in 2009 to take care of design, repair and maintainance of pcb cards and electronic machinery for oil companies. As of now we are creating basic boards for o
Electronics Forum | Mon Mar 08 05:11:36 EST 1999 | Earl Moon
| | | And on it goes. Again, I can't thank you enough for your time. I will call you soon as others probably find this rhetoric a bit much. | | | | Earl Moon | | | Earl and Dean, | | No,no,no...please continue here. I've been gratefully rea
