Electronics Forum: not and washed (Page 1 of 11)

Batch cleaner not getting PCBs clean and dry

Electronics Forum | Thu Dec 08 12:39:39 EST 2016 | deanm

We have a name brand aqueous batch cleaner that uses a chemical and DI water to clean ROL0 flux from our PCBs. It does ok most of the time for SMT boards and we want to include through hole assemblies as well which should be a better cleaning process

Board change and solder not adhereing completely

Electronics Forum | Fri Apr 06 04:10:25 EDT 2001 | kensmoke

We recently had a multi block panal change at the vendor Now the production lines are producing solderability defects in great number. The makeup of the pcb is a type of fiber glass mask green in color and pads with no tinning just copper lands.

Board change and solder not adhereing completely

Electronics Forum | Fri Apr 06 08:27:09 EDT 2001 | CAL

From what you are saying................If I hear ya correctly - There is no "Proctective" on the Pads (OSP, HASL....) You will be hard pressed soldering to bare copper. This can not be right. My suggestion- go polyimide with electroptical connecti

Board change and solder not adhereing completely

Electronics Forum | Fri Apr 06 08:28:34 EDT 2001 | CAL

From what you are saying................If I hear ya correctly - There is no "Protective" on the Pads (OSP, HASL....) You will be hard pressed soldering to bare copper. This can not be right. My suggestion- go polyamide with electroptical connectio

Board change and solder not adhereing completely

Electronics Forum | Fri Apr 06 08:36:13 EDT 2001 | Cal

Sorry about the double post.........my Vanna White spell check crapped out on the first reply.

contact pick and place table not homing

Electronics Forum | Fri Aug 11 13:38:52 EDT 2023 | lauri

We have a Contact 3AV pick and place and we can't get the table to home. Any solutions?

contact pick and place table not homing

Electronics Forum | Thu Aug 17 13:55:45 EDT 2023 | markhoch

I think we need more information. Is it moving at all? Does it move to a reference position and then stop before returning to the home position? Have you verified that all sensors are working correctly? Does the machine use stepper motors, motors & e

contact pick and place table not homing

Electronics Forum | Thu Aug 17 14:35:47 EDT 2023 | lauri

Thanks for the response. We have checked everything except the stepper motor, which we will try. But as we were checking everything now we've developed a software (?) problem. A msg comes up "can't find DSP".

contact pick and place table not homing

Electronics Forum | Fri Oct 13 10:36:51 EDT 2023 | barty

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contact pick and place table not homing

Electronics Forum | Thu Nov 02 22:29:47 EDT 2023 | murtaza

Burn that machine. I had 3 of them and i was fixing it more than running boards

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