Use the volume keys on the keyboard. If that does not help check in System Preferences / Sound /Output that the internal speakers are selected and that the Mute button is not ticked. Ensure nothing is plugged into the Audio output socket on the back.
Click the speaker on the top right of the screen and slide to sound knob all the way to the top. You can also turn the volume up and down with the keys on the keyboard if you are using an Apple keyboard. If you see no speaker icon or you cannot turn the sound up open System Preferences and click the sound icon which looks like a speaker. Now click the Output Tab and make sure the output volume control is slid all the way to the right, max setting. Make sure the mute box is not checked. Set the device type to headphone.
By default the microphone is on all the time. You can however turn it on and off by opening System Preferences and then clicking Sound. On the page that opens click the Input tab. Slide the Input level slider to the right to increase microphone level. If you speak to the computer you will see the bar moving to show you that the microphone is working. Make sure the device that is selected is Internal Microphone Built In. Otherwise the internal Mic will be disabled.
Open System Preferences then click Sound > Input > then select Internal Microphone from the list of . Speak into the microphone from the list and set the input level to your liking. Turn on ambient noise reduction.
Push the power button. Located on the back left of an iMac.
Plug your camera or card reader into your mac via a usb cable. Then open up iphoto and click the import all photos button. It may take a while to import if the file sizes are larger.
Turn it on by pushing the power button on the back left bottom of the iMac.
Just connect a digital camera to the iMac and turn the camera on. iPhoto will open and import the photos or videos. Be patient it may take awhile the first time you do it.
Open Mac Mail. Click Mail then Preferences. Under the General Tab look for New Message Sound. Yours is more than likely set to None. Click the down arrow and choose the sound you want to be play. Make sure "Play sounds for other mail actions" is checked.
If a G4 iMac is working but starting up without the chime it may have been shutdown with the sound muted or there may be headphones plugged in. If it is not starting up at all then it will need repairing.
You can with a program called TG Pro from Tunabelly Software.
No, you can only get that discount on a new iMac not a refurbished iMac.
The original iMac was the G3 which came out in (1998). It was followed by the G4 (2002), then the G5 (2004), then the Intel iMac plastic version (2006). The 5th iMac was the aluminum iMac which came out in (August 2007), followed by the iMac Aluminum Unibody (2009). The newest iMac is simply called 2012 iMac and it came out on November 30, 2012.
There is no "iMac Air".
check all plugs,back left button to turn on/put to sleep.
An iMac is a computer, but a computer is not necessarily an iMac, so they are not the same thing.
No