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1. MPXA 80 ORDERCODE D6130 SHOWELECTRONICS FOR PROFESSIONALS Congratulations You have bought a great innovative product from DAP Audio The DAP Audio MPXA 80 bring excitement to any venue Whether you want simple plug amp play action or a sophisticated show this product provides the effect you need You can rely on DAP Audio for more excellent audio products We design and manufacture professional audio equipment for the entertainment industry New products are being launched regularly We work hard to keep you our customer satisfied You can get some of the best quality best priced products on the market from DAP Audio So next time turn to DAP Audio for more great audio equipment Always get the best with DAP Audio Thank you DAP Audio DAP Audio MXPA 80 Product Guide WON JIP 2 OO AO T A II E ee nr Tran rT Themen tee 2 OS TI SS I oo q EA A E e PR o SU Oi OEI A 3 DESCUPION ee d 5 POW areca sen secession tse E UN E 5 VS FO Dan Re opi adoos 5 WEN ONW back DOT orale oder 6 OPE ON ien a ees 10 pjat WIGAN SS ge aes ae a l a iii 10 DD ie ae s jija tego L 10 cOnN ull e A II A PPP 10 ONE IMA TOTS Gls eee a A E ne PY Pre 10 Operonnal MSDS OI iaa 1 Bela e eras se sara secu aia tenses toate D ad pari ita aa 13 Connection CODES sins rca tet ee erotica ini ee nee DO ae en een ie ue ul 14 MASON em me per eee 15 TOUS SOO AMAS 16 Produc SDECIIGCOMNOMS a de IE one Sent re ern ae eee here Tenner 12. CLOSE button 2 Loading CD s e Hold the disc by the edges and place it in the disc holder then press the OPEN CLOSE button to close the holder CAUTION e Do not place any foreign objects in the disc holder and do not place more than one disc in the disc holder at a time e Do not push the disc holder in manually when the power is off as this may result in malfunction and damages the player 3 Selecting Tracks e Press the SKIP button to move to next higher or lower track The selected track will be displayed in the display The figure below shows that track 2 is selected e Hold the SKIP button to change tracks continuously at a higher speed e When a new track is selected during playback playback begins as soon as the skip search operation is completed e If the Skip button l is pressed while at the last track the first track is selected In the same way If the Skip button is pressed while at the first track the last track is selected 4 Starting Playback e Press the PLAY PAUSE button to start playback when you ve just loaded a new CD or selected a track from the optional USB stick or press the PLAY PAUSE during the pause condition to restart playback 5 Stop Playback There are two ways to stop playback 1 Press the PLAY PAUSE button during playback to pause at that point 2 Press the STOP button during playback 6 Pausing e Press the PLAY PAUSE button to switch between play and pause The display in the
3. Sleeve Sleeve Sleeve Strain relief clamp Strain relief clamp Strain relief clamp Strain relief clamp 14 Output Input Pin 1 Ground Shield Pin 2 Signal Signal Hum Positive Hum Signal Signal Hum Pin 3 Signal Negative gt Hum Signal 2 x Signal Signal 6 dB RFI and Hum a Compensation of interference with balanced connections Balanced use with XLR connectors 1 Ground Shield 2 hot ve 3 cold ve Output For unbalanced use PIN 1 and PIN 3 have to be bridged Maintenance The DAP Audio MXPA 80 requires almost no maintenance However you should keep the unit clean Disconnect the mains power supply and then wipe the cover with a damp cloth Do not immerse in liquid Do not use alcohol or solvents Keep connections clean Disconnect electric power and then wipe the audio connections with a damp cloth Make sure connections are thoroughly dry before linking equipment or supplying electric power Replacing a Fuse Power surges short circuit or inappropriate electrical power supply may cause a fuse to burn out If the fuse burns out the product will not function whatsoever If this happens follow the directions below to do SO 1 Unplug the unit from electric power source 2 Insert a flat head screwdriver into a slot in the fuse cover Gently pry up the fuse cover The fuse will come out 3 Remove the broken fuse If brown or unclear if is burned ou
4. cord from time to time e Please turn off the power switch when changing the power cord or signal cable or select the input mode switch e Extreme frequency boosts in connection with a high input signal level may lead to overdriving your equipment Should this occur if is necessary to reduce the input signal level by using the INPUT control e To emphasize a frequency range you don t necessarily have to move its respective control upward try lowering surrounding frequency ranges instead This way you avoid causing the next piece of equipment in your sound path to overdrive You also preserve valuable dynamic reserve headroom e Avoid ground loops Always be sure to connect the power amps and the mixing console to the same electrical circuit fo ensure the same phase e lf system is dropped or struck disconnect mains power supply immediately Have a qualified engineer inspect for safety before operating e lf the system has been exposed to drastic temperature fluctuation e g after transportation do not switch it on immediately The arising condensation water might damage your system Leave the system switched off until it has reached room temperature e If your Dap Audio device fails to work properly discontinue use immediately Pack the unit securely preferably in the original packing material and return it fo your Dap Audio dealer for service e Repairs servicing and electric connection must be carried out by a qualified tec
5. power 80W at 40 80 70V 100V Indicator Power level meter Dimensions 483 x 360 x 89 mm LxWxH Weight 9 1 kg Design and product specifications are subject to change without prior notice CE Website www Highlite nl Email service highlite nl O HIGHLITE INTERNATIONAL 16 Appendix 1 Block diagram MXPA 80 voice activated priority on off voice activated priority VOX a input 1 input 2 o channel mute a input 3 Il channel mute lt lo Treble Master Speaker out i pre amp out power amp in input channel mute Tuner Level channel mute CD Level channel mute chime ji ru chime mute on signal L remote mute on signal Hot telephone Com telephone GND 17 DAP AUDIO 2009 DapAudio
6. 6 Appendix 1 Block DIGOr GA si i it d ati bb SAM cero taa 17 WARNING FOR YOUR OWN SAFETY PLEASE READ THIS USER MANUAL CAREFULLY BEFORE YOUR INITIAL START UP Unpacking Instructions Immediately upon receiving this product carefully unpack the carton and check the contents to ensure that all parts are present and have been received in good condition Notify the dealer immediately and retain packing material for inspection if any parts appear damaged from shipping or the carton Itself shows signs of mishandling Save the carton and all packing materials In the event that a fixture must be returned to the factory it is important that the fixture be returned in the original tactory box and packing Your shipment includes e DAP MXPA 80 Installation mixer e Separate 19 sideflaps e IEC cable 1 75m e Room antenna e User manual A Return Procedure A Returned merchandise must be sent prepaid and in the original packing call tags will not be issued Package must be clearly labeled with a Return Authorization Number RMA number Products returned without an RMA number will be refused Highlite will not accept the returned goods or any responsibility Call Highlite 0031 455667723 or mail aftersalesOhighlite nl and request an RMA prior to shipping the fixture Be prepared to provide the model number serial number and a brief description of the cause for the return Be sure to properly pack fixture any shipping damage resulting from in
7. TION Do not forcibly close the disc holder when the power is off CD s 1 Precautions on handling compact discs e Do not allow fingerprints oil or dust to get on the surface of the disc If the disc is dirty wipe it off with a soft dry cloth e Do not use benzene thinner water record spray electrostatic proof chemicals or silicone treated cloths to clean discs e Always handle discs carefully to prevent damaging the surface in particular when removing a disc from its case or returning if e Do not bend the disc e Do not put the CD near heating sources e Do not enlarge the hole in the center of the disc e Do not write on the label printed side with a hard tipped implement such as a pencil or ball point pen e Condensation will form if a disc is brought into a warm area from a colder one such as outdoors in winter Do not attempt to dry the disc with a hair dryer etc 2 Precaution on storage e After playing a disc always unload it from the player e Always store the disc in the jewel case to protect from dirt or damage e Do not place discs in the following areas 1 Areas exposed to face sunlight for a considerable time 2 Areas subject to accumulation of dust or high humidity 3 Areas are affected by heat from indoor heaters etc Connecting Outputs Speakers are connected using terminal connectors See the examples below and following page Low impedance outputs You can use as many speakers as you want as l
8. TOP Press this button to stop playback 44 B SKIP REW Use this button for skipping or searching backwards PPI F SKIP FF Use this button for skipping or searching forward Volume Press this button to increase the output level of the CD USB player OPEN CLOSE oress this button to open close the disc holder USB connector Display This display shows track number scan point etc When the display is dimmed the CD USB player is switched off B I PLAY PAUSE Pressing this button will start playback Pressing the button again will pause playback CD USB switch Pressing this button lets you select between CD or USB player mode C Repeat Random Play button Pressing this button lets you switch between Normal play Repeat all and Random play Volume Press this button to decrease the output level of the CD player tl CD power ON OFF switch Use to turn the CD USB player off Fig 4 Operation Installation Remove all packing materials from the MXPA 80 Check that all foam and plastic padding Is removed Secure the equioment into a 19 rack Connect all cables Set Up and Operation Before plugging the unit in always make sure that the power supply matches the product specification voltage Do not attempt to operate a 115V specification product on 230V power or vice versa Before powering up the first time make sure the AC selector switch is set to the proper voltage Damage caused by connecting the amplifier fo i
9. adequate packaging is the customer s responsibility Highlite reserves the right to use its own discretion to repair or replace product s As a suggestion proper UPS packing or double boxing is always a safe method to use Note If you are given an RMA number please include the following information on a piece of paper inside the box 1 Your name 2 Your adaress 3 Your phone number 4 A brief description of the symptoms Claims The client has the obligation to check the delivered goods immediately upon delivery for any short comings and or visible defects or perform this check after our announcement that the goods are at their disposal Damage incurred in shipping Is the responsibility of the shipper therefore the damage must be reported to the carrier upon receipt of merchandise It is the customer s responsibility to notify and submit claims with the shipper in the event that a fixture Is damaged due fo shipping Transportation damage has to be reported to us within one day after receipt of the delivery Any return shioment has to be made post paid at all times Return shioments must be accompanied with a letter defining the reason for return shipment Non prepaid return shioments will be refused unless otherwise agreed in writing Complaints against us must be made known in writing or by fax within 10 working days after receipt of the invoice After this period complaints will not be handled anymore Complaints will only then be co
10. figure below shows the CD player in PAUSE mode 7 Repeat Random play 1 Press the Repeat Random button once to repeat the current track 2 Press the Repeat Random button again to repeat the whole disc 3 Press the Repeat Random button again to start random play 4 Press the Repeat Random button a fourth time to exit the Repeat Random Mode 8 Scanning Fast forward Fast backward e Scanning is a function for moving quickly forward or backward when either the Md or the PPI is pressed and hold down e Press and hold down the PPI button to begin scanning The disc moves rapidly forward and the sound is not audible The current scan point is indicated on the LCD e Press and hold down thel button to begin scanning The disc moves rapidly forward and the sound is not audible The current scan point is indicated on the LCD 9 Switching between CD USB playback 1 Insert a USB stick 2 Press the CD USB button Now the display will briefly show USB and then proceed in playback mode During playback the display will switch continuously between the current track and the current folder as shown below If you try to select USB mode without a USB stick in the USB port the display will look as the figure below 12 Before switching off the power When you have finished using the CD player before switching off the power be sure that the disc holder has been closed with the OPEN CLOSE button CAU
11. highpass function can be used to improve speech quality in difficult acoustic situations 4 0dBu OdBv In on position the input sensitivity is 0 775 Vrms In off position the input sensitivity is set to 1Vrms Connecting Inputs Use the XLR input connectors on the rear to supply audio signals to your DAP Audio MXPA Series amplifier The connectors accept balanced and unbalanced audio connections The MPA Series amplifiers are configured standard with Pin 2 hot on XLR inputs For more Information see the section on Connection cables page 14 Operating the Tuner 1 Selecting a station Use the BAND button to select either AM or FM band Press the UP or DOWN button to tune stepwise Pressing the UP or DOWN button for more than Isecond will let you speed up the searching 2 Selecting a preset Use the BAND button to select either AM or FM band Press MI to M5 to recall preset M1 M5 3 Storing a station in Memory Press the MEMO button In the display the symbols preset number changes into a line and starts blinking Now press button M1 M5 to store the preset in the desired memory location 10 Operating the CD USB Player 1 Opening and closing of the disc holder e Turn the unit s power on Press the OPEN CLOSE button to open the disc holder e The disc holder cannot be opened during playback to prevent playback from being interrupted if the OPEN CLOSE button Is pressed accidentally Stop the playback first Then press the OPEN
12. hing to cover the ground contact Never leave any cables lying around Do not insert objects into air vents Do not connect this system to a dimmerpack Do not switch the system on and off in short intervals as this would reduce the system s life Do not open the device and do not modify the device Do not drive the inputs with a signal level bigger than required to drive the equipment to full output e Do not plug Mics into the console or stagebox while Phantom Power is on Also mute the monitor Pa system when turning Phantom Power on or off Allow the system to adjust for a couple of seconds before setting the input gains e Only use system indoor avoid contact with water or other liquids e Avoid flames and do not put close to flammable liquids or gases Always disconnect power from the mains when system is not used Only handle the power cord by the plug Never pull out the plug by tugging the power cord Always operate the unit with the AC ground wire connected to the electrical system ground Make sure you don t use the wrong kind of cables or defective cables Make sure that the signals into the mixer are balanced otherwise hum could be created Make sure you use DI boxes to balance unbalanced signals All incoming signals should be clear 3 e Make sure that the available voltage is not higher than stated on the rear panel e Make sure that the power cord Is never crimped or damaged Check the system and the power
13. hnician e Forreplacement use fuses of same type and rating only e WARRANTY Till one year after date of purchase OPERATING DETERMINATIONS This system is not designed for permanent operation Consistent operation breaks will ensure that the system will serve you for a long time without defects If this system is operated in any other way than the one described in this manual the product may suffer damages and the warranty becomes void Any other operation may lead to dangers like short circuit burns electric shock etc You endanger your own safety and the safety of others Improper installation can cause serious damage to people and property Connection with the mains Connect the device to the mains with the power plug Always pay attention that the right color cable is connected to the right place International EU including UK North America From April 2004 L N Blue a Green Yellow Protective Earth Make sure that the device Is always connected properly to earth Description of the device Features The MXPA 80 is a professional high power Public Adress Amplifier e Built in tuner and CD USB player module e 4 balanced inputs for Mic line e Bass treble tone control e Pre out Amp in for connecting external processors to your sound system e Tape out for recording e LED output level meter e Telephone paging function Phoenix type terminal block input type e Low impedance 4Q 8Q and high impedance 70V 100V ou
14. mproper AC voltage is not covered by any warranty NOTE Always turn off and disconnect the amplifier from mains voltage before making audio connections Also as an extra precaution have the attenuators turned down during power up Dip switch settings channel 1 3 The MXPA 80 has 3 balanced combo inputs You can use these for connecting either jack or XLR cables Each input can be customized using 4 dipswitches You can select 4 options 1 Line Mic Allows you to set the input impedance sensitivity to either Line or Microphone level Line on microphone off 2 Phase Allows you to reverse the polarity of the input on is reverse polarity 3 High pass filter In on position a highpass filter will be activated The cutoff frequency Is 250Hz The highpass function can be used to improve speech quality in difficult acoustic situations 4 24V phantom power In on position the input will provide 24V phantom power for a condenser microphone Dip switch settings channel 4 The MXPA 80 has 2 sets of stereo unbalanced RCA inputs You can use these for connecting line level equipment Each input can be customized using 4 dipswitches You can select 4 options 1 AUX 1 2 In off position input 1 is selected in on position input 2 is selected 2 10dB pad enable Allows you to attenuate the input with 10dB switch in off position 3 High pass filter In on position a highpass filter will be activated The cutoff frequency Is 250Hz The
15. nsidered if the client has so far complied with all parts of the agreement regardless of the agreement of which the obligation is resulting WARNING CAUTION Keep this system away from rain and moisture SAFETY INSTRUCTIONS Every person involved with the installation operation and maintenance of this system has to be qualified follow the instructions of this manual CAUTION Be careful with your operations With a dangerous voltage you can suffer a dangerous electric shock when touching the wires Before you Initial start up please make sure that there is no damage caused by transportation Should there be any consult your dealer and do not use the system To maintain perfect condition and to ensure a safe operation it is absolutely necessary for the user to follow the safety instructions and warning notes written in this manual Please consider that damages caused by manual modifications to the system are not subject to warranty This system contains no user serviceable parts Refer servicing to qualified technicians only IMPORTANT The manufacturer will not accept liability for any resulting damages caused by the non observance of this manual or any unauthorized modification to the system e Never let the power cord come into contact with other cables Handle the power cord and all connections with the mains with particular caution Never remove warning or informative labels from the unit Never use anyt
16. omatically increases with 0 1 Mhz intervals till the radio is tuned in To Stop the selection manually press the UP button again during automatically tuning 49 Tuning Down button Use this button to select the desired station If the DOWN button is pressed for longer than 1 5 seconds the AM frequency automatically decreases with 9Khz intervals while the FM frequency automatically decreases with 0 1 Mhz intervals till the radio is tuned in To Stop the selection manually press the DOWN button again during automatically tuning 50 MEMORY button If the MEMORY button is pressed then press any of the selection buttons M1 M5 the frequency shown on the display is stored together with the memory number Stored data is kept for about one week even when the power is not supplied 51 Selection button M1 M5 Up to 5 AM and 3 FM stations can be stored Press this button to show the stored station frequency and memory number on the display 52 Power On Off Turn the Radio ON OFF 53 Display This display indicates the receiving frequency and memory number When the display is dimmed the radio is switched off 54 Volume Up Press to increase the output level of the tuner 55 Volume Down Press to decrease the output level of the tuner CD player 56 57 58 59 60 61 62 63 64 65 66 67 68 66 67 68 69 60 61 e St USB co GI 64 65 69 67 68 CD holder m S
17. ong as the total impedance matches the amplifiers output Example 1 using the 40 output with two 80 speakers Total load 4Q 800 Fig 5 Total Load 40 Fig 6 13 Example 3 using the 80 output with two 40 speakers Total Load 8Q Fig 7 In a low impedance system the total speakerload should always match the amplifier impedance This to avoid overloading the amplifier The total speaker power should be at least the power of the amplifier to avoid damage to the speakers High impedance outputs If using either the 70V outputs or the 100V outputs note that all soeakers should be wired in parallel The total power of all speakers summed together should never exceed the total power of the amplifier in a 70V or a 100V system Connection Cables Take care of your cables always holding them by the connectors and avoiding knots and twists when Coiling them This gives the advantage of increasing their life and reliability Periodically check your cables A great number of problems faulty contacts ground hum discharges etc are caused entirely by using unsuitable or faulty cables Headphones Unbalanced mono Balanced mono Insert Tio Tip Tip Tp Left signal Signal hot ve Send Ring Ring Ring Right signal cold ve Return Sleeve Sleeve Sleeve Sleeve Ground Shield Ground Shield Ground Shield Ground Shield Tip Tip Tip Tip Ring Ring Ring Sleeve
18. selector Before connecting your MPXA 80 to the mains make sure the AC selector is set to the proper voltage used in your country If you re not sure consult a skilled technician 15 Priority remote terminal Use this terminal for connecting a remote switch or relay contact Closing this contact will mute all inputs except input 1 If the chime button 10 is pressed a chime signal will be put out 16 DC power 17 Siren remote terminal Use this terminal for connecting a remote switch or relay contact Closing the switch will activate the siren Independent of the siren front switch 11 18 Input 1 priority terminal Bridge the 2 terminal contact with a wire to disable the input 1 voice priority VOX function 21 Telephone terminal Use this terminal to connect a telephone set for broadcasting emergency messages 23 Power amp in Pre amp out Mono RCA in out Use this input if You want to use an external preamp or power amplifier 26 Combo input 3 Combo input for channel 3 Accepts balanced or unbalanced inputs 27 Combo input 2 Combo input for channel 2 Accepts balanced or unbalanced inputs 28 Combo input 1 Combo input for channel 1 Accepts balanced or unbalanced inputs 29 AC Inlet with integrated fuse holder This connector is meant for the connection of the supplied main cord Connect one end of the power cord to the connector the other end to the mains then turn on the power switch 13 to operate the unit Note Please make sure tha
19. t 4 Insert the replacement fuse into the holder where the old fuse was Reinsert the fuse cover Be sure to use a fuse of the same type and specification See the product specification label for details 15 Troubleshooting DAP Audio MXPA 80 This troubleshooting guide is meant to help solve simple problems If a problem occurs carry out the steps below in sequence until a solution is found Once the unit operates properly do not carry out following steps 1 If the device does not operate properly unplug the device 2 Check the fuse power from the wall all cables etc 3 If all of the above appears to be O K plug the unit in again 4 If you are unable to determine the cause of the problem do not open the amplifier as this may damage the unit and the warranty will become void 5 Return the amplifier to your Dap Audio dealer Product Specifications Model DAP Audio MXPA 80 Power supply 230 VAC 24VDC Fuse 230V 1 5AT 115V 3AT Inputs impedance Mic 55dBV 5KQ Balanced and sensitivity Line 10dBV 5KQ Balanced Aux 20dBV 10KQ Unbalanced High filter 250Hz 3dB Phantom 24V Telephone paging function sensitivity 120mV Frequency response 63Hz 10kHz Tone control Treble 10dB at 10kHz Bass 10dB 100Hz THD lt 0 5 1KHz nominal power capacity Signal noise ratio Mic gt 65dB Line gt 65dB l 20mm AUX 75dB Outputs for speakers 40 80 Outputs for speakers 70V 100V 360mm Output
20. t the supply voltage matches the operation voltage before connecting the unit to mains Replace the fuse only with a fuse of same specification 230V T1 5A 115V 3A 30 DC 24V terminal DC 24V input battery 31 Common speaker terminal Connect this terminal with the terminal of your low speaker s 32 4 Q terminal Connect this terminal to the terminal of your 4 0 speaker s In case of using several speakers make sure that the total speaker load is 4 Q The total power rating for each channel of the low impedance speakers should be at least 80W 33 34 35 36 37 38 39 40 41 42 43 44 45 46 8 Q terminal Connect this terminal to the terminal of your 8 i speaker s In case of using several speakers make sure that the total speaker load is 8 Q The total power rating for each channel of the low impedance speakers should be at least 80W 70V terminal Connect this terminal to the terminal of your 70V speaker s In case of using several speakers make sure all soeakers are wired in parallel The total power rating of the 70V speakers for each channel should never exceed 80W 100V terminal Connect this terminal to the terminal of your 100V speaker s In case of using several speakers make sure all speakers are wired in parallel The total power rating of the 100V speakers for each channel should never exceed 80W GND Screw This screw offers a separate ground connection Can be usef
21. tput e Output power 80W RMS e Selectable input types COMBO TRS amp XLR and terminal type e Switchable input functions MIC Line input sensitivity Phase High pass filter 24V phantom power e 19 Rack 2HE mountable separate sideflaps included Frontpanel j 1 NUTS PUTS nass Me STER el A A a ED Meee COMPACT DISC PLAYER PID b Fig 1 ll Input 1 level Use to adjust the input volume level for input 1 2 Input 2 level Use to adjust the input volume level for input 2 3 Input 3 level Use to adjust the input volume level for input 3 4 Input 4 level Use to adjust the input volume level for input 4 5 Bass Use to adjust the Bass frequencies for each channel to your preference 6 Treble Use to adjust the treble frequencies for each channel to your preference 7 Master Use to adjust the volume level for each channel to your preference 8 USB CD player See page 9 9 Output level meter 10 Chime button Activates the Chime circuit If pressed in the chime can be started by using the priority contact at the backside 15 At the same time all inputs except input 1 will be muted 11 Siren button Pressing this button will start the siren 12 Tuner See page 8 13 AC Power Switch This is the main Power switch Press to turn the amplifier on Backpanel A rein o 6 00 MAT EL ows FUNCTION 1 Mimi meg ld Pres ROLL 4144 Prasan 1341 tar 1888 Ai 29 Oe emey 69940 HOO OOO Fig 2 14 AC
22. ul in case of grounding problems Gain Use to adjust the level of the incoming telephone signal Input 4 Impedance level switch Each input can be customized using 4 dipswitches You can select 4 options For more details see page 10 Input 4 1 terminal Input 1 for channel 4 Accepts balanced or unbalanced inputs Input 4 2 terminal Input 2 for channel 4 Accepts balanced or unbalanced inputs Input 3 Impedance level switch Each input can be customized using 4 dipswitches You can select 4 options For more details see page 10 Input 3 terminal Input for channel 3 Accepts balanced or unbalanced inputs Input 2 Impedance level switch Each input can be customized using 4 dipswitches You can select 4 options For more details see page 10 Input 2 terminal Input for channel 2 Accepts balanced or unbalanced inputs Input 1 Impedance level switch Each input can be customized using 4 dipswitches You can select 4 options For more details see page 10 Input 1 terminal Input for channel 1 Accepts balanced or unbalanced inputs Tuner PLL AM FM RADIO Fig 3 47 AM FM radio selection button AM FM Use this button to select the desired band You can change the band between AM and FM when you press this button 48 Tuning Up button Use this button to select the desired station If the UP button is pressed for longer than 1 5 seconds the AM frequency automatically increases with 9Khz intervals while the FM frequency aut
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