1998 GMC Safari Owner's Manual - Page 170

PWR: Press this button to turn the rear seat audio system on or off. The rear speakers will be muted when the power is turned on. You may operate the rear seat audio functions even when the primary radio power off. is VOL: Press this knob lightly it extends. Turn the so knob to the right to increase volume and to the left to decrease volume. Push the knob back into its stored position when you're not using The upperVOL knob it. controls the upper headphone and the lower knob VOL controls the lower headphone. AM-FM: Press this button to switch between M , FM1 A and FM2.If the front passengers are already listening to AM-FM, the rear seat audio controller will not switch This feature allows rear seat passengers to listen to a between the bands and cannot change the frequency. different music source than the front seat passengers including AM-FM automatic tone control, cassette tapes SEEK: While listening to A M - F M , press the up arrow to tune to the next higher station and stay there. Press and CDs. For example, rear seat passengers may listen to a cassette tape through headphones while the driver the down arrow to tune to the next lower station and stay SEEK listens to the radio through the front speakers. The rear there. The sound will mute while seeking. The button is inactive if the AM-FM mode on the front radio seat passengers have control the volume for each of is in use. headphone. Be aware that the front seat audio controls always override the rear seat audio controls. While listening to a cassette tape, press the up arrow to on Note that this feature is intended for rear seat passengers. hear the next selection the tape. Press the down arrow to go back to the previous selection. The SEEK button is inactive if the tape mode on the front radio use. is in Rear Seat Audio(fEquipped) I 3-18