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#1 |
Member
Join Date: Nov 2013
City & State: Germany
My Country: Koln
I'm a: Knowledge Seeker
Posts: 70
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![]() Hello,
somebody know what could happen ? After Change the GPU with Rework station (BD82HM77 - SLJ8C) on pcb the keyboard + Trackpad + 1 of the usb ports are no more working. (the second usb directly beside is working) The device starting fine and all other functions are ok(wlan,ect.) By soldering process the BD82HM77 make a little bubble on the top (i think the ic wasnt dehumidified enoght). is it possible that is the reason`? thnx for help |
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#2 |
Boardkiller
Join Date: Feb 2014
City & State: slovakia
My Country: slovakia
Line Voltage: 230VAC 50Hz
I'm a: Hobbyist Tech
Posts: 2,686
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![]() its called popcorn and yes its a bad thing
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#3 |
Super Moderator
Join Date: Jan 2016
City & State: Valbonne, 06
My Country: France
I'm a: Knowledge Seeker
Posts: 3,687
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![]() Obviously with a popcorned PCH it's not gonna work well…
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