AMD Radeon HD 4850 Video Card
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8 Antwoorden 7 Score |
Why does my iMac shutdown halfway through loading on startup? |
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1 Antwoord 10 Score |
iMac wont start, only diagnostic led 1 on |
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6 Antwoorden 9 Score |
27" iMac suddenly won't turn on… completely dead? (late 2009 2309) |
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3 Antwoorden 6 Score |
iMac A1312 BLACK SCREEN |
Onderdelen
Gereedschap
Dit is een aantal algemene gereedschappen dat gebruikt wordt om aan dit apparaat te werken. Je hebt niet elk stuk gereedschap voor elke procedure nodig.
Wallpapers
Check out our free iMac 27” teardown wallpapers!
Troubleshooting and Repair Documentation
The Apple Technician Guide for the iMac (27-inch, Late 2009) contains troubleshooting and disassembly information for the iMac Intel 27" EMC 2309 and 2374.
Upgrades
You can cost-effectively upgrade a number of components in the iMac Intel 27" EMC 2309 and 2374.
- RAM: If your iMac is still running with only the stock RAM, upgrading will provide a dramatic performance boost at minimal cost. Upgrading to the maximum of 16 GB (Four 4 GB chips) provides unmatched performance.
- Hard Drive: 1 TB hard drives came standard with the iMac Intel 27". You can upgrade the drive up to 2 TB.
Identification and Background
You can verify that you have a iMac Intel 27" EMC 2309 and 2374 by checking the processor information through "About This Mac" in the Apple menu.
Use the [/info/ID-your-Mac|iMac identification system] to help you identify your machine. iMacs tend to look very similar, and it's important to know which machine you have before ordering any replacement parts.
The iMac Intel 27" has multiple external and internal differences from 24" iMacs. Externally, the machine features edge-to-edge glass and an aluminum rear bezel. Internally, an LED display, more powerful video processing, and faster processors round out the impressive upgrades. Additionally, the 27" iMacs have the build-to-order option of a Quad Core i5 or i7 processors to give you the most powerful iMac experience yet!
