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Showing results 1 to 5 of 5
Search took 0.07 seconds. Search: Posts Made By: Kujoy
The search index was updated 44 minutes ago.

Forum: RE-7500 Reworking System & iSolder

03-31-2011, 22:30

Replies: 41

Bga pad repair

Views: 13,052

Posted By Kujoy

When reworking a chip you need to keep the...

When reworking a chip you need to keep the thermal stresses to a minimum. I always warm the chip before sticking a soldering on it for example and be very careful to make sure the chip is dry. When...

Forum: RE-7500 Reworking System & iSolder

03-31-2011, 22:19

Replies: 41

Bga pad repair

Views: 13,052

Posted By Kujoy

Hi Halim, I have always used copper and artic...

Hi Halim, I have always used copper and artic silver MX2 thermal compound when reworking a chip. Pentu is right that its definately best to replace the chip if you can, but this isnt always an...

Forum: RE-7500 Reworking System & iSolder

03-17-2011, 14:03

Replies: 41

Bga pad repair

Views: 13,052

Posted By Kujoy

If the pad is a dummy then its ok to leave it,...

If the pad is a dummy then its ok to leave it, but it might be an idea to also not add the ball to the chip as well, this will lower the risk of bridging if your flux bubbles. When initially...

Forum: RE-7500 Reworking System & iSolder

03-17-2011, 10:47

Replies: 41

Bga pad repair

Views: 13,052

Posted By Kujoy

Just for your information the glue holding the...

Just for your information the glue holding the pads in place softens at 150 deg C. So dont be tempted to clean the solder off the motherboard as soon as you have pulled the chip off. I know its...

Forum: RE-7500 Reworking System & iSolder

02-28-2011, 23:24

Replies: 41

Bga pad repair

Views: 13,052

Posted By Kujoy

Hi Pentu, thats some good quality work you have...

Hi Pentu, thats some good quality work you have done.

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