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emc 2389
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Imac 2010 A1311 Upgrade GPU CPU RAM
Hello everyone, This is my first post. I own a mid-2010 21.5" iMac with a 3.06 GHz Intel Core i3-540 CPU and a very bad ATI Radeon HD 4670 256 MB. Checking forums, I made the following update I3-540 CPU by Xeon L3426 I read that adding the processor would have the possibility of 32gb of ram...- Tomzinhu Mattos
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- 32gb ram a1311 emc 2389 imac imac 21.5 2010 intel xeon k3100 upgrade 2010 (mid)
- Replies: 1
- Forum: iMac
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iMac mid2010 bypass SMC, fan running, no chime?
Hi, Picked an iMac mid2010 21.5 inch recently, it won't turn on. I have done the followings: 1. checking PSU, seems working ok, pin 4 voltage 12 v. 2. checking Power on button, it works. 3. LED1 on the logic board is on once iMac is connected to power. 4. reset PRAM, SMC, nothing changed. 4...- tanventure
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- a1311 emc 2389 imac
- Replies: 2
- Forum: iMac
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No power or response iMac... Bad PSU?
Hi, Im working on a Mid 2010 iMac EMC 2389 that appears to have no power at all. The power button does nothing, and I have tried different outlets and power cables. My thoughts are the PSU. Below is a picture of the PSU with some of the pins outlined to show what I am talking about. I tested...