== Camera will not turn on == ''The camera shows no signs of life after pressing the power button.'' === Bad/Discharged Battery === The first thing to check if your camera won’t turn on is the state of your battery. It might be as simple as recharging your battery. === Dirty Terminals === There may be particles preventing a good connection between the camera and the battery. We suggest cleaning the terminals with a cotton swab. === Loose Connections === There may be a connection break in the internals of your camera. Open up your camera and check for any loose ribbon connections. === Faulty Camera === If none of these solutions work, you may need to have the camera repaired by Canon or another camera professional. == Function buttons are sticking or do not register == ''The function buttons next to LCD display not functioning. '' === Sticking Buttons === If liquids or dirt have spilled onto the camera, the contacts may be filled with particulate matter. Take the camera's back casing off and clean the contacts with a cotton swab. === Faulty Contact Unit === The unit that registers button input may have malfunctioned. Replace it using this guide. === Loose/Faulty Ribbon Connector === The connection from the contact unit to the motherboard may need replacing. == LCD display is not functioning correctly or won’t turn on == ''Camera indicates that it is on, but an abnormal image or nothing at all appears on the display.'' === No Image Displayed === Your display may be turned off. Try pressing the display button until the display turns on. If this does not work you may need to replace your LCD display. === Cracked === The LCD may still display partial images, but we recommend you replace it to restore functionality. === Horizontal Lines Appear === This indicates that the LCD is damaged. Replace it using this guide. == Camera displays "Memory Card Related Error” == ''LCD displays message “Memory Card Locked”, “No Memory Card”, or “Memory Card Error”. '' === Card is locked === Take out the memory card. The write/protect switch may be set to lock. Set it to unlock. === Bad Memory card === The memory card may be damaged. Try using another memory card. === Bad Connection === The connection to the motherboard from the memory card slot may be compromised. If this is the problem click here. == Flash unit isn’t working == ''Flash (ON) symbol is displayed but the flash does not go off.'' === Bad Connection === The ribbon connecting the flash unit to the motherboard might be disconnected or loose. Check to make sure these ribbons are connected properly. === Bad Flash Bulb === The flash bulb might be burned out or faulty to begin with. If this is the case, a new flash bulb will need to be installed.