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"board" search results in the Electronics Forums



15624 results found for "board" in the Electronics Forums

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Depanneling Problems

Feb 19, 2011 |

Depanneling Problems

Feb 17, 2011 | Humidity, Juliano? Try drying the boards pre solder; oven or dry storage cabinet. If this works,

cp643e x axis servo interlock

Feb 1, 2011 | Try switching to a different board and see if the error goes away. If it does, it has something to d

Depanel requirements

Jan 26, 2011 | Exposed copper on the edges of boards is what I'm refering to. could be a potential shorting issue i

abzol

Jan 25, 2011 | Hi, We used Abzol for cleaning the smt assembled boards; now this solvent is not available any more

Quad IV C Recommendations

Jan 11, 2011 |

Way to solve PCB warpage

Jan 10, 2011 | Hi Eadthem Your way isn't work for our big size Board(620x440x7mm).After pressing the Alu Bars on

BGA REFLOW

Jan 7, 2011 |

PCB Warpage

Jan 4, 2011 | To get started, here's a recent thread about board warp: http://www.smtnet.com/Forums/index.cfm?fuse

PCB Warps

Dec 23, 2010 | To get started, here's a recent thread about board warp: http://www.smtnet.com/Forums/index.cfm?fuse

Changing Ni/Au finish to HASL lead free

Dec 21, 2010 | 0.5 and 0.4 mm pitch, we think we could get problems with the solderpaste stencil. Also some board

tarnishing gold surfaces

Nov 26, 2010 |

Reflow oven recommendation

Nov 22, 2010 | Hi Danny, What is your max PCB. How many board would you like to reflow per day? Best Regards,

tarnishing gold surfaces

Nov 11, 2010 | Getting adaquate contact with the test fixture. I have given a board to our vendor to perform analys

tarnishing gold surfaces

Nov 10, 2010 |

tarnishing gold surfaces

Nov 10, 2010 | subject board fabrication calls for .05 -.125um of gold over 2 - 5 um of nickel. When doing double

Burn-In Process

Nov 3, 2010 |

0402 Cap tombstoning strange behaviour

Oct 29, 2010 | I agree with DucHoang. If your board and reflow profile have not changed then I would suspect incom

0402 Cap tombstoning strange behaviour

Oct 28, 2010 | Try rotating your board 90 degrees when running it through your oven. Will probably solve the tombs

SMT parts loss

Oct 21, 2010 | Search on Attrition, I think most companies start around 2% across the board. I have adjusted mine h

Local fiducials

Oct 20, 2010 |

Seeking AXI machine

Oct 17, 2010 | Thanks Florin Yes, XD7800NT950 is capable to inspect our such big board. And, there is local distr

Selective Soldering - Barrel Fill

Oct 15, 2010 | What you have is blowholes. Baking your boards prior to soldering will help. Root cause is either

Selective Soldering Equipment selection

Oct 15, 2010 | What you have is blowholes. Baking your boards prior to soldering will help. Root cause is either

Inline SMT brand conveyor

Oct 14, 2010 | Universal makes great conveyors as well. The loader/unloaders can be configured to input boards to t

Seeking AXI machine

Oct 13, 2010 | Thanks Florin Yes, it is difficult to find a AXI machine for our such big boards. Just sharing wit

Silkscreen turns Purple

Sep 17, 2010 | All, Get the material data sheets, lot numbers of ink, supplier's process flow, bare boards with

Copper Oxide Thickness Measurement on PCBs

Sep 14, 2010 | SERA testing is the solution. Try it. http://www.suite101.com/content/circuit-board-design-diagram-a

Reflow problem

Sep 10, 2010 |

Silkscreen turns Purple

Sep 8, 2010 | Hi Davef, ues, its ENIG. But do you know what the causes this? We send the board for testing but fin

Batch cleaner

Sep 7, 2010 |

Kemet Ceramic Capacitor

Sep 2, 2010 |

GSM-1 CEP Camera

Sep 1, 2010 | We had that happen on rare occasions and got the live vision display back by exiting enhanced board

Batch cleaner

Aug 30, 2010 |

Completed Assembly Storage Life Question

Aug 19, 2010 | From "Universal Instruments Packaging Specification" ... [snip] Packing Of Populated Boards · The

metal core/clad pcb

Aug 12, 2010 |

Samsung CP20-CV Help

Aug 11, 2010 |

Chromatography

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