You can send the I mac to an apple computer repair center. The prices range from 20 dollars all the way 100 and might be more depending on how old the modle computer is.
The DDR2 533 RAM is in fact compatible with an iMac. It is very advisable to upgrade an iMac with a DDR2 533 RAM as iMacs are really not known for their RAM.
You will need to take your iMac apart and replace the hard drive. A better solution is to connect an external hard drive to your Mac via the Firewire port.
No, the memory modules must match. You should install two-2 GB ram strips.
A new iMac comes with 4GB of Ram installed. You can add more at any time.
"First you much purchase additional RAM, after verifying how much RAM your Mac can handle. Next, make sure your computer is turned off, then turn it upside down and take out the screws on the bottom. Once inside, take out the previous RAM and replace with new RAM. Now you must replace the screws and you are finished."
Information about RAM iMac options can be found in the appropriate forum at the Apple website. Information is also available at Mac Sales, Every Mac, MacWorld and DV Warehouse.
The iMac G3 memory slots take PC100 SDRAM.
8 GB of Ram is standard in all new iMac's. They use 8 GB because it is better than 4 GB.
Yes. But I suggest you go to crucial and click the download scanner button. They will scan your Mac, tell you what you now have, and what you can install. Their prices are very competitive and the site is safe to use. I have bought ram from them many times.
The base 21.5" iMac comes with a 4GB of Ram and a 500 GB hard drive. You can upgrade to 8 GB of Ram. Top of the line 21.5" iMac can be upgraded to 16GB of Ram and comes with a 1TB hard drive and can be upgraded to a 2 TB hard drive. The 27" iMac comes with 4GB of Ram and 1TB hard drive. Can be upgraded to 16GB of Ram and a 2TB hard drive.
Go to the link I will post and allow Crucial to scan your mac with their software. They will tell you exactly what you can install and what you will need. FYI, if possible buy as much ram as your iMac can use. 1 GB is not enough so get at least 2 GB if your iMac will run it.
iMACs are made without easily-accessible compartments for most components, particularly memory, which means the only way to add RAM is to take the iMAC to an authorized Apple dealer and have them add it. If they have what is needed to make the addition, it is likely to be a pricey one, so get a quote first in case it is less costly to just but a newer, higher RAM version of the iMAC.