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There is a way to test Apple chipset before using them ?
Hi, I would like to know is someone have the solution to test GPUs before using them , to avoid lost of time and failures and to loosing time to reball a bad chipset. As all the chipsets from China are craps, I've seen that for the Xbox 360 and the PS3 some people use a Ω test to test the die...- Razertech
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- Replies: 6
- Forum: Macbook Logic Board Repair Questions
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Retina 15" Late 2013 820-3787-A Green/Orange Light on Magsafe no fan
Hi everybody, I'm working on a retina board for a graphic issue at the begining So I reflowed the U9300 and after that at first boot fan for 3 seconds then stop and now nothing, I checked U7100 between 17 and 18 = 3.5Ω U7100 between 27 and 28 = 21.5Ω U7100 PIN2 = 20V PPBUS_G3H = 1.67volts...- Razertech
- Thread
- Replies: 11
- Forum: Macbook Logic Board Repair Questions