11. EXPLANATION OF COMPONENTS 11.9 CAR RADIO 11.9.1 EXPLANATION OF COMPONENTS PRESET STATION SW-VOLUME TONE AUTO TUNING DOWN UP PLL SYKTHESIZEO AK TUNER AM106540 1. Power switch/volume control knob (‡ SW-VOLUME) When this switch is depressed, the radio is turned on and the selected frequency appears on the display 6 . When the switch is pressed again, the power is turned off. When the knob is turned clockwise, the sound volume increases. Counterclockwise turning lowers the volume. AUTO SET STATION SW-VOLUME TONE DOWN UP TUNING PLL SYKTHESIZED AK TUNER AM106550 2. Tone control (fi TONE) When the control switch is turned clockwise from the interme- diate position, treble tone is emphasized.
Counterclockwise turning reduces the treble and emphasizes the bass. AUTO SET STATION SW-VOLUME TUNING TONE DOWN UP PLL SYKTHESIZED AK TUNER AM106560 3. Manual tuning button (TUNING) Frequency is changed using this button. Each time the up-button . is pressed, the frequency increases by 9 kHz, and each time the down button , is pressed, the frequency decreases by 9 kHz. If either button is continuously pressed for about 0.5 seconds or more, the frequency also increases/decreases until the button is released. AUTO SET STATION SW-VOLUME TONE DOWN UP TUNING PLL SYKTHESIZED AK TUNER AM106570 2-33