Ana içeriğe geç

The Early 2009 Mac Pro—also known as the Mac Pro 4,1—introduced Intel's Nehalem architecture to Apple's line of professional desktop computers in March 2009. The Mac Pro 5,1 used the same interior design but received further CPU updates in 2010 and 2012.

174 Soru Tümünü görüntüle

No video and USBs don’t work.

Recently replaced my logic board and now my 2009 Mac Pro turns on but I don’t hear a start up chime and no video shows with my original graphics card. I

would try to reset the SMC and PRAM but the USB ports are not working. What can I do? Any ideas?

Yanıtlandı! Cevabı görüntüle Ben de bu sorunu yaşıyorum

Bu iyi bir soru mu?

Puan 1
Yorum Ekle

3 Cevap

Filtre ölçütü:
Seçilen Çözüm

It ended up being the CPUs not properly set in. You have to set the heat sinks a lot tighter than you think you do. After I tightened the heat sinks it boots perfect. No issues!

Bu yanıt yardımcı oldu mu?

Puan 0
Yorum Ekle

Hi

I got exactly same problem , mine started after I tried to clean the keyboard

my can turns on fan starts to spin , gpu fan spin too , but nothing on screen and no light on keyboard, looks like usb not responding,

I have changed front panel, I changed power supply,

now I am going to change CPU before planing to change motherboard

please let me know have you managed to fix the problem, and what did you do

regards

Bu yanıt yardımcı oldu mu?

Puan 0
Yorum Ekle

Change cpu , just buy cheap like x5660 or x5670 on eBay about £15-20

Bu yanıt yardımcı oldu mu?

Puan 0
Yorum Ekle

Yanıtını ekle

Paul sonsuza kadar minnettar olacak.
İstatistikleri Görüntüle:

Son 24 Saat: 0

Son 7 gün: 0

Son 30 gün: 2

Her zaman: 133