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R9939
PLL Synthesised 3 band mains battery radio
Please read this manual before use
ROBERTS
Sound for Generations
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Contents Important Information ....................................................... 1 Specifications .................................................................. 17 Automatic FM setup .......................................................... 2 Circuit features ................................................................ 17 Controls .......................................................................... 3-4 Mains supply ............................................................
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Automatic FM setup When your radio is first connected to a power supply (batteries or mains) or after a power failure (when backup batteries are not installed), the Auto setup will automatically search the FM waveband and store stations in presets. 1. Install batteries or connect to mains (see page 6). Your radio will show start searching the FM waveband. 2. Your radio will automatically switch off and return to time display when setup is complete. (Setting the clock time is described on page 7)
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Controls 35 79 11 2 (Top) 1 48 6 10 20 18 16 14 12 19 17 15 13 1. On/Off button 7. Band button 13. Snooze button 18. Treble control 2. Mains LED indicator 8. Memo button 14. Alarm mode button 19. Bass control 3. Light button 9. +5 button 15. Tuning down button 20. Volume control 4. Sleep button 10. Preset buttons 16. Tuning up button 5. Alarm button 11. Telescopic aerial 17. Liquid crystal display (LCD) 6. Mode button 12. Tuning control 3
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Controls (Rear) 21 22 23 21. Headphone socket (on side) 23. Mains socket 22. Battery compartment If you need any further advice, please call our Technical Helpline on :- 4 020 8758 0338 (Mon-Fri)
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Display 1 23 4 5 7 6 1. Waveband indicators 5. Preset indicator 2. Alarm symbol 6. Frequency units 3. Sleep time symbol 7. Frequency/time digits 4. Battery indicator 5
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Battery operation 1. Remove the Battery cover on the rear of the unit by pushing the battery door in and downwards. 2. Insert two LR6 (AA size) batteries into the small spaces under flap with yellow label. Insert four LR14 (C size) batteries into the remain- ing spaces in the compartment. Take care to ensure all batteries are inserted with the correct polarity as shown inside the battery com- partment. Replace the battery cover. note : the two LR6 (AA size) batteries provide power for the clock/
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Setting the clock time 1. Ensure that you radio is switched off. 1 3 2. When first connected to mains or batteries the display will show "12:00" 3. Hold down the Mode button until the display begins to flash. 4 5 4. Set the hours using the Down button or turn Tuning Control to 5 the left. 4 5. Set the minutes using the Up button or turn Tuning control to the right. 6. Press the Mode button to store the time. Note: The clock uses the 24 hour system e.g. 2:00pm is shown as 14:00 6 7
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Setting the alarm time 1. Ensure that you radio is switched off. 1 2 2. Press and release the Mode button. The current alarm time and a flashing alarm symbol will appear in the display. 3. Press and hold down the Mode button until the alarm time flashes in the display. 4. Set the hours using the Down button or turn Tuning Control to 3 the left 5. Set the minutes using the Up button or turn Tuning control to the right. 6. Press the Mode button to store the alarm time. 4 5 5 Note: Setting the alar
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Displaying the alarm time 1 2 1. Switch off your radio using the On/Off button. 2. Press the Mode button once to display alarm time. Clock time will resume automatically after 3 seconds. Wake to buzzer 1. Set the alarm time as previously described. 2 3 2. Switch off your radio using the On/Off button. 3. Press and release the Alarm button until either the or symbol appears in the display. 4. Press the Radio/Buzz button until the symbol appears in the display. 4 5. At the preselected time the
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Wake to radio 1. Set the alarm time as previously described. 2 3 2. Switch off your radio using the On/Off button. 3. Press and release the Alarm button until either the or symbol appears in the display. 4. Press the Radio/Buzz button until the symbol appears in the display. 4 5. At the preselected time the radio will switch on. The radio will switch off automatically after 90 minutes. The radio alarm may be switched off for 24 hours by pressing the On/Off button. 5 6. To permanently cancel t
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Operating your radio - search tuning 1. Switch on your radio by pressing the On/Off button. 1 2 2. Select the required waveband by pressing the Band button. The waveband selected will appear in the display. On FM fully extend the Telescopic aerial. On MW and LW rotate your radio for best reception. 3. Press and hold down either the Tuning Up or Down buttons or 3 3 3 turn the Tuning control left or right until the frequency in the display begins to change rapidly. Release the button. Your radio w
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Operating your radio - manual tuning 1 1. Switch on your radio by pressing the On/Off button. 2 2. Select the required waveband by pressing the Band button. The waveband selected will appear in the display. On FM fully extend the Telescopic aerial. On MW and LW rotate your radio for best reception. 3 3 3. A single press on either the Tuning + or - buttons or turn and 3 release the Tuning control to change the frequency up or down. The frequency steps are:- FM 50kHz, MW 9kHz and LW 1kHz. 3 4. Adj
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Pre-setting stations You may store up to 10 different stations on FM and MW and 5 stations 1 2 on LW giving a total of 25 preset stations. 1. Switch on your radio using the On/Off button. 2. Select the desired waveband using the Band button. 4 3. Tune into the required station using one of the tuning methods previously described. 4. Press and release the Memo button, 'M'' will flash in the display for 8 seconds. 6 5. Whilst 'Memory' is flashing press one of the Preset buttons 1 to 5 5 under whi
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Recalling a preset station 1 2 1. Switch on your radio using the On/Off button. 2. Select the desired waveband using the Band button. 3. Press one of the Preset buttons 1-5 to recall the station. 3 4. On FM and MW Presets 6 to 10 are obtained by pressing +5 and Preset button 1 to 5. e.g preset 7 can be recalled by pressing +5 followed by Preset button 2. 5. Press the On/Off button to switch off your radio. 4 4 5 Last station memory 1. Your radio provides an automatic last station memory function
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Sleep timer 1 Your radio can be set to turn off after a preset time has elapsed. 1. Press and hold down the button until the desired time is reached (maximum 90 minutes in 10 minute steps). The radio will switch off after the sleep time has elapsed. 2. To cancel the sleep function before the preset time has expired, 2 press the On/Off button. Display backlight 1. The display backlight will be switched on for 8 seconds when the Light button is pressed. 1 Headphones 1. A Headphone Socket (3.5mm)
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Troubleshooting Due to external interference (caused by static charges from carpets, thunderstorms, etc.), the control electronics of your radio could receive bad information. If the display is incomplete or the radio is not responding to control buttons, proceed as follows:- Remove the power supply (the mains and all batteries) and re-install them again after one minute. This resets the radio to its initial state. The stored data for the individual memory positions, the clock, the alarm setting
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Specifications Circuit Features Power Requirements Loudspeaker 92mm 4ohms Mains AC 230 volts, 50Hz only Batteries 4 x LR14 (C size) for radio Output Power 1W into 4ohms 2 x LR6 (AA size) for clock/memory Headphone socket 3.5mm dia Battery Life Approx. 40hrs of listening for 4 hours a day at normal volume using alkaline cells. Aerial System FM Telescopic aerial MW Built-in Ferrite aerial Frequency Coverage FM 87.5-108MHz LW Built-in Ferrite aerial MW 522- 1620kHz LW 144- 281kHz 17
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Mains supply The wire coloured BLUE must be connected to the terminal marked N or The R9939 will operate from a supply of AC 230 volts, 50Hz only. coloured BLACK. DO NOT cut off the mains plug from this equipment. If the plug The wire coloured BROWN must be connected to the terminal marked fitted is not suitable for the power points in your home or the cable is too L or coloured RED. short to reach a power point, then obtain an appropriate safety approved extension lead or adaptor. If in doubt c
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Guarantee This instrument is guaranteed for twelve months from the date of delivery to the original owner against failure due to faulty workmanship or component breakdown, subject to the procedure stated below. Should any component or part fail during this guarantee period it will be repaired or replaced free of charge. The guarantee does not cover: 1. Damage resulting from incorrect use. 2. Consequential damage. 3. Receivers with removed or defaced serial numbers. N.B. Damaged or broken telesco
