2001 Nissan Frontier Owner's Manual - Page 114

AUDIO SYSTEM FM-AM RADIO WITH COMPACT DISC (CD) PLAYER (if so equipped) Audio main operation To turn the radio on, turn the ignition key to ACC or ON. If you listen to the radio with the engine not running, turn the key to the ACC position. Radio reception is affected by station signal strength, distance from radio transmitter, buildings, bridges, mountains and other external influences. Intermittent changes in reception quality normally are caused by these external influences. Using a cellular phone in or near the vehicle may influence radio reception quality. Power/Volume control WHA0054 Turn the ignition key to the ACC or ON, then push the power/volume control knob. The mode (radio or CD) which was playing immediately before the system was turned off resumes playing. When no CD is loaded, the radio comes on. Pushing the power/volume control knob again turns the system off. 4-10 Heater, air conditioner and audio systems