Roberts R9947 Manual
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Roberts R9947 Manual

Roberts R9947 Manual

3-band pll synthesised stereo radio
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R9947
3-band PLL
Synthesised Stereo Radio

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Summary of Contents for Roberts R9947

  • Page 1 R9947 3-band PLL Synthesised Stereo Radio...

  • Page 2: Table Of Contents

    Contents Controls ........... 2-3 Sleep timer ..........17 Display ............4 Display modes .......... 18 Inserting batteries ........5 Display backlight ........18 Battery replacement ........6 Lock switch ..........19 Setting the clock ........7 Earphones ..........20 Setting the alarm time ........ 9 Headphone socket ........

  • Page 3: Controls

    Controls - front 1. Preset button 2. Display button 3. Mono/Alarm button 4. Band/Time set button 5. On/Off button 6. Light button 7. Tuning up button 8. Tuning down button 9. Preset buttons If you need any further advice, please call our Technical Helpline on :- 020 8758 0338 (Mon-Fri)

  • Page 4: Controls

    Controls - left & right sides 10. Volume control 11. Loudspeaker/Headphone switch 12. Headphone socket 13. DC input socket 14. Lock switch 15. Telescopic Aerial 16. Earphones...

  • Page 5: Display

    Display A. Sleep time indicator B. Alarm indicator C. Stereo indicator D. Key lock indicator E. +5 indicator F . Preset indicator G. Low battery indicator H. MHz/kHz indicators I . Frequency/Time display J . Waveband and AM/PM indicators If you need any further advice, please call our Technical Helpline on :- 020 8758 0338 (Mon-Fri)

  • Page 6: Inserting Batteries

    Inserting batteries 1. Position your radio face down. 2. Press the catch as shown and slide in the direction of the arrow. 3. Lift up the battery cover 4. Insert 2 x LR6 (AA) size batteries as shown in the diagram. 5.

  • Page 7: Battery Replacement

    Battery replacement 1. The battery indicator will appear and flash in the display when the batteries are in need of replacement . After removing the batteries, you have approximately 3 minutes to replace the batteries after which clock and memory information will be lost . If you need any further advice, please call our Technical Helpline on :- 020 8758 0338 (Mon-Fri)

  • Page 8: Setting The Clock

    Setting the clock Note: the time can only be set with the radio switched off. 1. Ensure that the radio is switched off. 2. Press and hold down the Time set button until the hours digit begins to flash in the display.
  • Page 9 4. Press the Time set button, the minute digit begins to flash in the display. 5. Whilst the minute digit is flashing adjust the minutes using the Tuning up/down but- tons. 6. Press the Time set button to complete time setting If you need any further advice, please call our Technical Helpline on :- 020 8758 0338 (Mon-Fri)

  • Page 10: Setting The Alarm Time

    Setting the alarm time 1. Ensure that the radio is switched off. 2. Press and hold down the Alarm button until the hours digit begins to flash in the display. 3. Whilst the hours digit is flashing adjust the hours using the Tuning up/down buttons.
  • Page 11 4. Press the Alarm button, the minute digit begins to flash in the display. 5. Whilst the minute digit is flashing adjust the minutes using the Tuning up/down but- tons. 6. Press the Alarm button to complete the alarm time setting If you need any further advice, please call our Technical Helpline on :- 020 8758 0338 (Mon-Fri)

  • Page 12: Wake To Alarm

    Wake to alarm 1. Set the alarm time as previously described. 2. Switch off your radio using the On/Off button. 3. Repeatedly press and release the Alarm button until the symbol appears in the display. 4. At the preselected time the alarm will sound. The alarm may be turned off for 24 hours by pressing any button.

  • Page 13: Operating Your Radio - Search Tuning

    Operating your radio - search tuning 1. Switch on your radio by pressing the On/ Off button. 2. Select the required waveband by repeat pressing of the Band button. The wave- band selected will appear in the display. On FM fully extend the Telescopic aerial. On MW and LW rotate your radio for best reception.

  • Page 14: Operating Your Radio -Manual Tuning

    Operating your radio - manual tuning 1. Switch on your radio by pressing the On/ Off button. 2. Select the desired waveband using 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.

  • Page 15: Mw (Am) Tuning Step Size

    MW (AM) tuning step size In Europe and other parts or the world MW tuning steps are 9kHz, in America the MW tuning step size is 10kHz. To change the MW tuning step size from 9KHz to 10KHz proceed as follows:- 1.

  • Page 16: Presetting Stations

    Presetting stations You may store up to 10 stations on FM, 10 on MW and 10 on LW giving a total of 30 preset stations. 1. Press the On/Off button to switch on the radio. 2. Tune to the required station using one of the methods previously described.

  • Page 17: Recalling A Preset Station

    Recalling a preset station 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. Presets 6 to 10 are obtained by pressing the +5 button and Preset button 1 to 5.

  • Page 18: Sleep Timer

    Sleep timer Your radio can be set to turn off after a preset time has elapsed. 1. Ensure that your radio is switched off. 2. Press and hold down the On/Off button until the desired time is reached (maximum 90 minutes in 30 minute steps). The radio will switch off after the sleep time has elapsed.

  • Page 19: Display Modes

    Display Modes 1. Whilst tuned to a station you can change between station name/frequency, alarm and normal time display by repeated pressing of the Display button. Display backlight 1. Pressing the Light button will switch on the display backlight and illuminate the display for approximately 7 seconds.

  • Page 20: Lock Switch

    Lock Switch The Lock switch located on the right side of your radio is used to prevent unintentional operation. 1. Slide the Lock switch to the up 'locked' position, the symbol will appear in the display. The Power and all other but- tons will be disabled.

  • Page 21: Earphones

    Earphones The earphones fitted to your radio are equipped with an auto rewind system to allow for easy storage. 1. Gently pull out the earphones from the right hand side of the radio. 2. Slide the Loudspeaker/Headphone switch to the 'Headphone' position the loudspeaker will mute.

  • Page 22: Headphone Socket

    Headphone socket (on the left hand end) In addition to the built in earphones your radio is provided with a Headphone Socket. This allows you to use different types of ear or headphones with your radio. 1. To use external headphones slide the Loud- speaker/Headphone switch to the position and plug the headphones into the Headphone socket.

  • Page 23: Ac Adaptor

    AC Adaptor (not included) The AC adaptor for use with the R9947 should provide 3volts DC output at 200mA centre pin negative. Insert the adaptor plug into the DC socket on the left side of your radio. Plug the adaptor into a standard 13A mains socket outlet.

  • Page 24: Mono Button

    Mono button (FM and via earphones only) 1. If the station being received is weak some hiss may be audible, to reduce the hiss press the Mono button to switch to mono mode. The stereo indicator will be removed from the display. 2.

  • Page 25: Troubleshooting/Reset Button

    Troubleshooting/Reset button If your radio fails to operate correctly, or some digits on the display are missing or incomplete carry out the following procedure. 1. Switch off the radio and remove the batteries. 2. With the aid of a suitable implement (the end of a paper clip) press the reset button located on the underside of your radio for at least 2 seconds, this will reset the micro-...

  • Page 26: Specifications

    Specifications Power requirements Output power: 100mW 3.0V @ 200mA (via loudspeaker) centre pin negative Sockets Batteries 2 x IEC size LR6 Headphone socket 3.5mm dia stereo. (AA size) Battery Life Approx. 20hrs of listening when DC input socket 3.0 volts centre pin used for 4 hours a day at normal negative.

  • Page 27: Guarantee

    In the event that it is not possible to return the instrument to the Roberts' dealer from whom it was purchased, please contact Roberts Radio service department at the address shown on the rear of this manual before taking further action.
  • Page 28 ROBERTS RADIO TECHNICAL SERVICES DEPARTMENT 97-99 Worton Road Isleworth Middlesex TW7 6EG Technical Helpline :- 020 8758 0338 (Mon-Fri during office hours) Issue 1...

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