Turn off the stereo by pressing and holding the SRC button. After the stereo is completely off, release the button and press and hold the Audio button. The hour section of the clock begins to flash. Press up or down on the volume buttons to scroll between hours.
Select the minutes for the clock by pressing on the top and bottom select buttons on the right side of the stereo. After scrolling through the numbers and stopping on the correct time, press the Clock button located at the top left corner of the stereo. This locks in the changes and completes the process.