Electronics Forum | Thu Dec 13 16:22:15 EST 2007 | mefunak
Thank you,LLOYD,for your response,all your prepositions will be checked. And about switching machine on and off, I absolutely agree with you, it's the perfect cure for Siemens))) But,a strange thing happened,we changed a head,that started to make the
Electronics Forum | Wed Jan 09 09:31:53 EST 2008 | flipit
I solder LEDs everyday from 0402 sizes on up. I work for an optical company so every product I make has LEDs. Some products have hundreds of LEDs per circuit. The problem is that clear materials are not filled materials and thus don't have the adv
Electronics Forum | Thu Jan 31 09:08:27 EST 2008 | glezfl36
Since the implementation of the ROHS process in our Company with the higher temp requirements, we had observed an increase in problems related to delamination in the PCB's. Actually we are using FR408 and Gracescore materials and are changing to a Ve
Electronics Forum | Tue Mar 04 06:15:40 EST 2008 | jola
Hi. Thanks for your replies and your inputs in this. Regarding the exhaust or airflow might cause the problem I have finally got the manufacture to bring some specialist to us to have a check on the system. The other possible thoughts about the flux
Electronics Forum | Fri Feb 29 16:42:34 EST 2008 | vikkaraja
Hello again, Has anyone experience any problem with their vision system on the DEK machine. Machine had been running fine for at least one year without any major problem until this week. Machine's response is very slow especially the vision system. M
Electronics Forum | Mon Mar 03 13:56:15 EST 2008 | daxman
Resolved! Jeeze...just after I posted this question I got the machine working. Someone had removed the cable for the wide camera and connected it into one of the ports that is unused. I noticed this when looking at the schematic. The cables had
Electronics Forum | Tue Apr 01 17:14:11 EDT 2008 | aj
Hi, We only have 2 lines , but I dont allow any of the Ops to set them up, I did once and winded up with 10 damaged nozzles and cracked caps on the boards ... If the problem is as big as you say it is , you should really spend some time setting it
Electronics Forum | Tue Apr 08 08:57:04 EDT 2008 | toddl
We had a similar issue with a UP2000. We had motherboard problems and needed a new one. Our original board had a 33Mhz CPU but none were available, Speedline told us we needed to buy the upgrade. One of their techs told me that they had a 66Mhz mothe
Electronics Forum | Wed Apr 23 21:34:24 EDT 2008 | fowlerchang
It is CSP reliability issue, which is the mobile CPU from Spreadtrum. All the tests passed and shipped to customer. They assembly them and tested but failed. After they reflow this CSP with hot air gun, some of the boards passed. We got some board
Electronics Forum | Thu May 15 15:02:03 EDT 2008 | ccross
We have seen this problem before. We have ALWAYS found it to be a board vendor issue. Also, we tend to see it more during the summer months. Our solution has been to bake our PCBs @ 50 deg C for 1 hr prior to use. We use immersion white tin board fin
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