Apple 20” iMac (Mid 2009); iMac9,1 Installation Guides & Specifications

Upgrading the Apple 20” iMac (Mid 2009) RAM is very easy. Other upgrades or repair like the Hard Drive or the Optical Drive are a bit more advanced but still manageable. All You'll need is some simple tools, and the correct parts. We then urge you to follow the videos or the Apple manual provided on the links below.


Please see our Apple RAM Memory for Macbook Pro page to locate your  Apple compatible RAM upgrade for your Mac, and we'll ship it fast from our warehouse in Victoria.

Please see our Hard Drive  for iMac 20" (Mid 2009) page to locate your    Apple compatible Hard Drive upgrades for your iMac.


Apple User Guides for the Apple iMac 20" (Mid 2009)

iMac: How to remove or install memory Learn how to remove or install memory in your iMac computer on the Apple support page.


OWC Video Installation Guide for Apple 20” iMac (Mid 2009):


Memory Install Video

OWC's step-by-step video of how to install memory in the Apple iMac 20" (Mid 2009).

Duration: 5:08 | Model ID: iMac7,1; iMac8,1 & iMac9,1

Recommended Tools for the RAM upgrade:

#2 Philips Screwdriver


Add a second hard drive or SSD easily with the OWC Data Doubler. Here's an instructional video from OWC:

Data Doubler Install Video

OWC's step-by-step video of how to install a drive into a DataDoubler for installing into the Apple iMac 20" (Mid 2009).

OWC Skill Level: "Easy" | Duration: 1:56 

Use the Optical Drive install videos below for iMac 210" (Mid 2009) to install a DataDoubler mounted drive:

Optical Install Video

OWC's step-by-step video of how to upgrade/replace the optical drive in a Apple iMac 20" (Early 2009).
OWC Skill Level: "Involved" | Duration: 9:30  

Recommended Tools for the Data Doubler/Optibay upgrade:

Heavy-duty Suction Cups 
Newer Technology 14 Piece Tool Set



Here is how to fix or upgrade the main Hard Drive:

NewerTech AdaptaDrive - Drive Install Video

OWC's step-by-step video of how to install a drive in a NewerTech AdaptaDrive. 

Use the Hard Drive Install Video below for iMac 21.5" (Late 2009) to install aNewerTech AdaptaDrive mounted drive: 

Hard Drive Installation Video

OWC's step-by-step video of how to install a hard drive in the Apple iMac 21.5" (Late 2009).
OWC Skill Level: "Involved" Duration: 8:42 aaa

Heavy-duty Suction Cups
Newer Technology 14 Piece Tool Set
- 2.5" to 3.5" adapter - for SSD installation only
External Hard Drive Enclosure - Convert your existing drive into an external one


Here is some detailed specifications as well as direct link to available upgrades:
Apple 20” iMac (Mid 2009)
OVERVIEW
Introduced April 2009
Discontinued August 2011
Model Identifier iMac9,1
Model Number A1224
EMC 2266
Order Number MC015LL/A (2.0 GHz with 1 GB of memory), MC015LL/B (2.26 GHz with 1 GB of memory), MC015LL/C (2.26 GHz with 2 GB of memory)
PROCESSOR
Processor Intel Core 2 Duo (P7350, P7550) ("Penryn")
Processor Speed 2.0 or 2.26 GHz
Architecture 64-bit
Number of Cores 2
Cache 3 MB shared L2 cache at full processor speed
System Bus 1066 MHz
STORAGE AND MEDIA
Standard Storage 160 GB or 320 GB (7200-rpm)
Link to upgrade tool & kits
Link to internal HDD Upgrade to a new 3.5” HDD
Link to internal SSD Upgrade to a new 2.5” SSD
Media Slot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW)
Link to external optical drive Get an external burner here
PERIPHERALS
Peripherals Apple Keyboard (Aluminum), Mighty Mouse
RAM
Built-in Memory
Maximum Memory 8.0 GB
Memory Slots 2 - 204-pin PC3-8500 (1066 MHz) DDR3 SO-DIMM
Interleaving Support Yes
Link to RAM upgrade Upgrade your RAM here
DISPLAY
Built-in Display 20-inch (viewable) glossy widescreen TFT LCD
Resolutions 16:10 aspect ratio: 1680 x 1050
GRAPHICS
Graphics Card NVIDIA GeForce 9400M
Graphics Memory 256 MB of DDR3 SDRAM shared with main memory (Minimum graphics memory usage is 256 MB)
Display Connection 1 - Mini DisplayPort
Display Modes Dual display extended, video mirroring
External Resolution Up to 2560 by 1600 pixels
Camera Built-in iSight
CONNECTIONS
Wi-Fi Built-in AirPort Extreme card (802.11a/b/g/n)
Bluetooth
Ethernet 10/100/1000BASE-T (RJ-45)
Modem
USB 4 - 480 MBit/s
FireWire 1 - 800 MBit/s
Thunderbolt
Display 1 - Mini DisplayPort
Infrared
Audio In 1 - 3.5-mm analog/optical combo input jack, Built-in microphone
Audio Out 1 - 3.5-mm analog/optical combo output jack, Built-in speakers
EXPANSION
Slots
Hard Drive Interface 3.0 Gbps Serial ATA (SATA)
Optical Drive Interface

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