M5100CDUMFinal 2/1/05 4:58 PM Page 4
Radio Operation
Listening to the Radio
1.Push the “POWER” button (1) once to turn the unit on.
2.Press the “BAND” button (11) to select a radio band: FM1, FM2, FM3, AM or WX (weather band).
3.AM or FM Station Selection
Automatic Seek Station Selection: Press the TRK/TUNE DN or TRK/TUNE UP button (5) to automatically seek the next strong station.
Scan Station Selection: Press the SCAN button
(15)to automatically scan through strong stations in the current radio band. The radio will pause for 5 seconds at each strong station. Each frequency will flash in the display. Press the scan button again to hold the current station.
Manual Station Selection: Press the TRK/TUNE DN or TRK/TUNE UP button for more than 3 seconds to manually select stations, and “MAN” will appear in the display. Use either button to manually seek up and down the frequency scale. Note: If either button is not pressed for several seconds, the unit will return to Automatic Seek “AUTO” will appear in the display.
Weather Band Station Selection (WX)
Press the “BAND” button until WX appears on the display, then use the TRK/TUNE DN or TRK/TUNE UP button to manually seek the stations.
Programming the Radio
You can program up to 15 FM radio stations and 5 AM radio stations.
Manual Station Recall Programming
1.Press the “BAND” button (11) to select a radio band: FM1, FM2, FM3 or AM.
2.Select the desired station.
3.Press and hold one of the five station recall buttons
4.Repeat the Steps
Automatic Station Store
1.Press the “BAND” button (11) to select a radio band: FM1, FM2, FM3 or AM.
2. Press the | AS/PS | button (16) for more than 2 |
seconds, the radio will then search the current frequency and check the signal strength until the five strongest stations are stored into the correspond- ing preset number button. When completed, the system will scan the stored stations automatically.
Preset Scan |
| button (16) to scan the preset |
Press the | AS/PS |
stations. The radio will hold at that preset number for several seconds, then will scan again. To stop scanning when a desired station is reached press the AS/PS button again.
Sound Controls
Adjusting the Main Volume, Bass Treble, Balance and Fader.
1.Press the SEL button (23) to select the desired audio mode. The audio modes will be displayed in the following order: Volume, Bass, Treble, Balance and Fader.
2.Press the Main Volume 
or 
buttons (4) to adjust the sound of the audio mode selected.
Note: The Bass and Treble levels can only be adjusted when the EQ setting is set to the “FLAT” setting.
Initial Volume Level
To program the Initial Volume Level, adjust the volume to the desired level, then press the “POWER” button for more than 3 seconds. The next time the unit is turned on, the volume will be at this initial level.
Adjusting the Audio Beep
Press the SEL button for more then 2 seconds to turn beep On/Off. When the beep is on the 
icon will be displayed.
Adjusting the Loud Feature
Press the LOUD button (2) to increase the bass and treble output, “LOUD” will then be displayed. Press the button again to release this function.
Mute
In Radio/Aux In mode, press the 
button (18) mute audio level. Press the button again to release this function.
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