14Operationvaries with areas. Please understand if RDS service is not available in you area, the following service is not available, either.AF (Alternative Frequencies) functionPress AF button on the panel or touch AF icon on the screen to turn the AF function on or off. When the function is on, AF symbol will blink on the display.When the radio signal strength is poor, enabling the AF function will allow the unit to automatically search another station with the same PI (Program Identification) as the current station but with a stronger signal, so that you do not have to retune the stations when driving between different transmitter coverage areas.PS (Program Service name): the name of station will be display instead of frequency.If RDS service is not available in your area, turn off the AF mode.TA (Traffic Alarm) functionPress TA button on the panel or touch TA icon on the screen to turn TA function on or off. When on, the TA symbol will show on the display.In TA mode traffic program will be automatically searched, until the program is received. When traffic announcement is received the unit will temporarily switch to the tuner mode (regardless of the current mode) and begin broadcasting the announcement. After the traffic announcement is over, it will return to the previous mode and volume level. To interrupt traffic announcement press TA button shortly; it will not switch off the TA mode.PTY (Program Type)This radio will allow you to select the type of program required, and will search for a station broadcasting that type of program.Press PTY/PLAY/PAUSE button on the panel or touch PTY icon on the screen to show the music type. Then press 1 - 6 number buttons to choose different music programs available.Press twice PTY/PLAY/PAUSE button on the panel or touch PTY icon on the screen to show the speech type program. Then press 1 - 6 number buttons to choose different speech programs. Each number button will show 2 or 3 different speech programs for you to choose: Pop, Rock, Easy, Light, Classics, Other, Jazz, Country, Nation, Oldies, Folk, News, Affairs, Info, Sport, Educate, Drama, Culture, Science, Varied, Weather, Finance, Children, Social, Religion, Phone IN, Travel, Leisure, Document).When PTY is selected, the radio starts to search corresponding PTY information, and stops if the PTY information is detected. If no buttons are pressed within several seconds, previously selected PTY is searched. During 1 loop, if desired PTY is not found, the unit will return to previous mode. Press PTY/PLAY/PAUSE button on the panel or touch PTY icon on the screen for the 3rd time to switch the PTY function off.Other parameter settingTo choose the corresponding parameter, press and hold SELECT button on the panel or SEL button on the RC, then press it repeatedly until the display shows the needed parameter. Press VOL+/VOL- buttons on the RC or rotate VOLUME regulator on the panel to choose the needed option. After choosing, please leave the unit idle to activate.• TA ALARM/TA SEEK: In TA SEEK mode, the unit will seek for traffic announcement program; in TA ALARM mode, the alarm is set off. Or you can touch TASET icon on the screen to switch between TA ALARM/TA SEEK.• PI SOUND/MUTE: Choose either PI sound or PI mute. PI sound refers to the reception noise when the AF function tries to scan alternative frequency.• RETUNE S/L: RETUNE refers to the time period the unit allows for radio scan when reception is interrupted. SHORT represents a time period of 30 seconds and LONG represents a time period of 90 seconds. Or you can touch RETUNE icon on the screen to switch between RETUNE S/RETUNE L.• MASK DPI/ALL: During MASK DPI mode,