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| a1312 video distortion http://ascnb1.ru/forma1/viewtopic.php?f=370&t=128001 |
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| Автор: | guruji [ 10 июн 2016 13:53 ] |
| Заголовок сообщения: | a1312 video distortion |
hello, I have a machine imac A1312 with no display first gpu mxm card no 109-B97157-00 and bga amd chip 216-0769010.I changed the bga amd chip and now i get distorted video.I have put another card into machine works fine so there is surely gpu card problem.Please can anyone guide me what the problem is. |
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| Автор: | Pupkin [ 15 июн 2016 22:52 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
Is your 216-0769010 "new" or "like new":))) would you replace it by another?? |
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| Автор: | guruji [ 17 июн 2016 10:57 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
well it say new but i think it was reballed i have a another chip 216-0769023 i put that an dthere was no video so i guess i need to change video bios. |
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| Автор: | Pupkin [ 17 июн 2016 17:58 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
I hope you checked all power voltages at mxm first.. |
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| Автор: | guruji [ 22 июн 2016 14:59 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
yes i have checked all power at mxm but if i put another gpu card i get good graphics and the machine works. |
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| Автор: | Pupkin [ 23 июн 2016 00:46 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
"if i put another gpu card i get good graphics and the machine works " if it 109-B97157-00 too try to swap bios then swap chips.. |
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| Автор: | guruji [ 21 ноя 2017 22:32 ] |
| Заголовок сообщения: | Re: a1312 video distortion |
memory strap resistor on the 0 ohms missing.now works no distortion |
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