Electronics Forum: chang (Page 11 of 516)

lead free pcb plating?

Electronics Forum | Mon Jul 30 10:17:26 EDT 2007 | davef

immersion ...easily changes color.. See that's the GREAT thing about immersion coatings. If they change color, they probably will not solder well. Try that with other coatings.

DI water testing?

Electronics Forum | Mon Aug 27 15:13:48 EDT 2007 | davef

Rob When the little light goes red, your supplier changes your ion beds. How does he determine when to change the carbon bed? Carbon certainly won't go bad as fast as the ion beds. Right?

BTU VIP 98 Problem

Electronics Forum | Tue Oct 02 20:26:18 EDT 2007 | marcelll

Thanks for the help guys. I found that serial port 2 was bad on the computer. Not able to change it to com 1 in the config. Seems to be protected by a factory password. So I had to change the computer and reload the software. It's working now. Thank

Profile board usage

Electronics Forum | Wed Oct 31 10:30:30 EDT 2007 | wayne123

I only ever change board when the board layout is changed. I too have boards that are, well, not so pretty. but they work for profiles. Wayne

ive solder profiles

Electronics Forum | Tue Aug 05 02:02:51 EDT 2008 | lococost

Have you tried the alcohol based flux on your ive yet? (even if it isn't specd for leadfree). Water based flux seems more prone to solderballing. edit: why is sel ective changed to ive and alte rnative changed to native?? censorship for innovation

Is the condition on your Heller warranty has changed?

Electronics Forum | Wed May 13 15:50:23 EDT 2009 | wrongway

We bought our heller oven in 2005 it has lifetime blower warranty the last time I needed A blower early last year it was stil under warranty and they said nothing about it changing at that time.

Is the condition on your Heller warranty has changed?

Electronics Forum | Fri May 15 17:50:12 EDT 2009 | dynamicsource

Btw, our's was bought in 2001. So basically they said that it is not covered anymore. But we were never told that they changed the condition, until we were claiming for the blower. But in page 143 of the manual, it states, "...terms of this warranty

nozzle level (low) out of tolerance (universal HSP)

Electronics Forum | Tue Aug 03 16:12:54 EDT 2010 | namruht

Just to get the simple stuff out of the way. Make sure that no one has changed the machine nozzle data to a different type. Then try actually changing the nozzle data and putting that type into the head. If this passes it will at least eliminate the

Reflow Oven Cool down

Electronics Forum | Fri Sep 17 17:00:39 EDT 2010 | AL

we are using convection ovens and we face the issue when changing from Pb to RoHS but also even when change top side to bottom side if the diference on the profiles needs to go from a high temp to low, we are opening the hood but we would like not to

cost reduction

Electronics Forum | Wed Jun 22 16:29:27 EDT 2011 | davef

Here's a start 1. Eliminate nonconforming material 2. Eliminate parts shortages 3. Reduce configuration changes 4. Stop rework, software changes 5. Eliminate assembly errors


chang searches for Companies, Equipment, Machines, Suppliers & Information