Electronics Forum | Wed Jun 05 05:10:10 EDT 2013 | rollon65
Hi all. I already have a pair of Quad 4C Mk2 and purchased a Quad 4C Mk2 CE model secondhand. Some of the machine powers up but not the motor PCBs so the start up sequence stops after the nozzle changer operates with Motor Error #5 on the handheld.
Electronics Forum | Mon Jun 10 12:59:12 EDT 2013 | rollon65
Hi. Bobpan. Thanks for the reply. This CE machine does not have the side cover switches like my others do, but the good news is that I have now got the machine to initialize and home etc. I bought the machine "as seen" although I was told it was a
Electronics Forum | Wed Jun 12 12:35:03 EDT 2013 | deanm
Dan, Can you upload a picture of the bridging? Why oval pads? Have you considered using round pads with the smallest practical annular ring? In my opinion, an oval pad would potentially hold more solder because there is more exposed area, and the m
Electronics Forum | Mon Jun 10 13:31:29 EDT 2013 | emeto
Is there anything on the other side of the board? If not the process will be very standard. 1. SMT - place the small parts on your board. It is called surface mount technology. Basically one machine applies solder paste on the board, another machine
Electronics Forum | Wed Jun 12 04:07:16 EDT 2013 | nguyenhuubay
We are using Unloader - Model: YM 12UL - Type: A90502-1-1 - S/N: 2C5820 Due to long power off the machine, the battery is run out of power. So the program stored in RAM of NAIS MICRO CONTROL UNIT FP-M C32T (AF12342) is erased. Originally, The machi
Electronics Forum | Thu Jun 20 02:08:53 EDT 2013 | Luccha
Very good. Allthough, I think it's much easier to check user and pass at the same time:SELECT * FROM users where uamnrsee='$username' AND password = $pass'Plus it's more secure because you don't let hackers now that the uamnrsee exisits you just dis
Electronics Forum | Wed Jun 12 08:01:04 EDT 2013 | mun4o
hi, i have problem with ceramic capacitor 10uF ±10% 16V X7R 1206.Problem is as follows:ICT ( Teradyne 8851 ) measured value 6 ?? 8uF ( about 70% of all lot).I decide that components ( samsung ) are defective.I buy one "type&reel" capacitors "Murata"
Electronics Forum | Fri Jun 14 00:47:17 EDT 2013 | mun4o
Thanks , Reese.Yes , I check the capacitors with C-meter.When measured with C-meter , all capacitors are OK - +/-10% of the value. I can not underst?nd "Note: This is not a summation). Y5V -- -20% of nominal value, -part tolerance, -machine toleranc
Electronics Forum | Tue Jun 18 03:16:46 EDT 2013 | mun4o
production lot is 4000pcs.About 70% of capacitors are out of tolerance ( +/-20%).There are 3pcs C=10u per PCB, in different location.Samsung capacitors wich we use are 1,5 years old - i checked this information from our supplier " Rutronik ".I have
Electronics Forum | Thu Jun 13 08:46:20 EDT 2013 | markhoch
It sounds like they are referring to Low-Pressure molding, which was designed specifically to encapsulate electronics. I have seen some products that were processed on polymide flex, and then overmolded in this process. I would start by contacting "
