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The new LP8550s come pre balled. You may not have enough solder on all of the pins of the pulled LP8550. I'm having similar issue...just waiting on the new LP8550s so I can test the issue before posting a thread about it.
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I dry logic boards with an air nozzle on the end of a compressor air hose. Haven't had a single issue with damaging components. I like to make sure there is no moisture underrate the BGA chips prior to testing the board after liquid spill cleanup. Drying time is about 1-2 minutes with...
None of 6 LED_RETURN resistors are open.
When I wiggle the LVDS connector, the backlight issues seems to correct itself which leads me to a bad LVDS connector or a bad LVDS cable.
Still diagnosing.
Yes I believe it does. I currently don't have the schematic for this board. As soon as I get the schematic I'll double check what larossmann mentioned and get back to you guys.
If anybody is looking for an assortment of needles, here is a good option: http://www.amazon.com/Dispensing-Needle-Assortment-100-sampler/dp/B001R4YSR4/ref=sr_1_fkmr2_3?ie=UTF8&qid=1458620253&sr=8-3-fkmr2&keywords=lure+assortment+dispensing+needle
I ordered a pack of 20ga 1 inch blunt tips from Amazon today... http://www.amazon.com/gp/product/B001QRRDOM?psc=1&redirect=true&ref_=ox_sc_act_title_1&smid=A35TOPIEYAQ7RQ
We'll see how they work out. Thanks for all the info!
We use RepairShopr in the service department I work at and we love it. We use a ViewSonic touch screen monitor (with a Mac Mini) and have the customers sign the intake form during drop off on the screen. Repair Shopr MADE our check in/check out process paperless. We use a Dymo label maker to...
I got a few syringes of the amtech nc-599-v2 flux from Louis and it works great!
What the best way to dispense it? I've seen syringes that come with needles on Amazon but my question is whats the best thing to get to dispense the amtech flux..
820-2936 was originally liquid damaged. There was corrosion around the LVDS connector. I cleaned the board and swapped the LVDS connector. Backlight works but it seems that not all the LEDs are working. I'm getting a spotty LED backlight pattern (see photos). It's not the display because I tried...