Instructions
Turn the camera on. Press the "Menu" button on the back of the camera. Use the Canon 10D's dial to scroll to "Custom Functions" and press "Set."
Turn the dial to select "Raw + JPG Record." Press "Set."
Pick the quality of the JPG to record with each RAW image. The 10D camera always embeds a JPG image with every RAW image it captures. Use the dial to scroll between the JPG options. Press "Set" to select one.
Press the "Menu" button to return to the main menu. Hit it once more to turn off the LCD screen.