CM30B & CM60B
Contents
1. Oo adastra CM30B amp CM60B Compact 100V mixer amplifiers with Bluetooth Item ref 953 105UK 953 106UK User Manual adastra CM30B adastra CM60B i iin ALERT ON 20 15 10 5 0 A Caution Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty an any group brand www avsl adastra com O adastra Introduction Thank you for choosing an Adastra CM series mixer amplifier as part of your public address system This unit is designed to offer high quality dependable service for mobile and installed systems Please read this manual to gain the best results from your product and avoid damage through misuse SAFETY SYMBOL AND MESSAGE CONVENTIONS CAUTION AVIS RISK OF ELECTRIC SHOCK RISQUE DE CHOC ELECTRIQUE NE PAS DO NOT OPEN OUVRIR This symbol indicates that dangerous voltage constituting a risk of electric shock is present within this unit This symbol indicates that there are important operating and maintenance instructions in the literature accompanying this unit AN SAFETY NOTICE Prior to use read through this manual Keep the manual in good condition Pay attention to safety warnings Observe all operating requirements Do not use the device near water or wet areas For cleaning only use a lint free dry cloth Install according to the specifications Place away from heat sources or heating appliances Use mains lead provided and avoid damage to cable or c2. er when a track is selected and then the elapsed time when it is playing AUX input When a playback device is connected to the 3 5mm AUX input the display will show AUX Alternatively this source can be selected by the MEDIA SELECT button For AUX input the Play Pause button acts as a mute control The output level of this AUX input is controlled by the MEDIA volume control and is independent of the rear RCA line inputs When other media player sources are selected this AUX input is muted Fog Siren Alert buttons In addition to audio controls the CM60 front panel has 3 warning sound buttons Pressing any of these will issue one of 3 preset warning sounds through the speakers for alerts and or emergency announcements To avoid loud pops through the speakers turn down the MASTER control before powering down CM30B CM60B User Manual 0 adastra Specifications Power supply 110 230Vac 50 60Hz IEC s0Wrms CM30B CM60B User Manual Troubleshooting Vo bower LED on control pane Power LED is on but no other Power light and output LEDs Bluetooth cannot connect Check that adastra is the connected device If there are more than one adastra devices check each in turn If one of many adastra devices rename it on the sending device No audio from connected USB player will not play audio from medi O adastra Output is very loud or distorted SPE aie Amplifier overheati
3. etooth function allows connection of a smart phone or tablet to the media player section for playback of stored files or streamed digital audio In order to enable this function it will be necessary to pair the sending device to the receiver as follows 1 Open the Bluetooth settings menu on the smart phone or tablet or other sending device 2 Scan for Bluetooth devices and look for adastra in the list of available devices ensure that the CM amp is powered on and within reception range 3 Select adastra and the sending device should confirm that it is connected as an audio device 4 Play audio from the sending device ensuring that volume controls are not turned down muted 5 Turn up the MEDIA volume control on the amplifier to the required level If the Bluetooth signal is lost it may be necessary to re select adastra on the sending device The Previous Next and Play pause buttons will operate in Bluetooth as remote playback controls Holding the Previous track or Next track buttons 2 4 will adjust the output volume of the player FM Tuner The FM tuner function operates in the same way as a standard FM radio and benefits from the connection of an FM antenna to the rear panel F type connector If no channels are tuned in press the Play Pause button to begin auto tuning which scans available stations and stores them as channels within the FM tuner Pressing Play Pause again will abort the auto tuning To step
4. mains lead or an equivalent approved type Ensure that the voltage is correct as indicated on the voltage selector 13 and that the mains outlet is switched on Alternatively the amplifier can be powered by a 12V battery such as a car or boat battery by connecting the and of the battery to the 12Vdc INPUT 14 on the rear panel Ensure that DC cables are capable of handling the current 6A min recommended Connect a microphone if required to the front panel jack or combo input 7 Connect any line level audio inputs to the LINE IN connectors 21 on the rear panel using good quality RCA leads An additional 3 5mm AUX line input 10 is provided on the front panel for connecting a playback device such as a smart phone or MP3 player Further amplifiers can be connected from the rear LINE OUT sockets 20 For stable FM radio reception connect the Antenna F type socket 15 to a suitable FM antenna The CM series amplifiers can be used either as 100V line amplifiers or standard low impedance power amplifiers These 2 configurations cannot be used together so it is important to decide which method will be used at the start CM30B CM60B User Manual O adastra 100V line systems For 100V line systems connect the amplifier to the first speaker in the system using double insulated speaker wire which has adequate current rating to handle the total output of the amplifier Connect the 100V 19 output terminal t
5. ng Electronic equipment and should not be disposed with other household or commercial waste at the end of its useful life C X Disposal The Crossed Wheelie Bin symbol on the product means that the product is classed as Electrical or a The goods must be disposed of according to your local council guidelines Errors and omissions excepted Copyright 2015 AVSL Group Ltd CM30B CM60B User Manual
6. nnections to the amplifier are made turn all rotary controls down and switch on the power 12 and a power LED will illuminate Ensure a signal is being fed to the LINE IN connection and gradually increase the MASTER rotary control 4 part way for testing Increase the LINE IN rotary 2 until the output is heard through the speakers Turn up the MASTER to the maximum required volume level and reduce the LINE IN control if necessary Note If a line input is not connected to a CM series mixer amplifier the initial test can be made using the built in Media audio player See section below for instructions If a microphone is connected make sure it is switched on and gradually increase the MIC control 1 whilst speaking into the microphone until the required volume level is reached The microphone should not be able to hear the speakers which can cause feedback squealing or howling noise CM30B CM60B User Manual 0 adastra Media player MEDIA SELECT button Previous volume down button Play pause button Next volume up button REPEAT mode button 0328 MEDIA M SELECT bi REPEAT d a a VOLJME 4 123 4 5 CM30 60B mixer amplifiers are fitted with a built in media player This section comprises a Bluetooth receiver USB audio player FM tuner and Aux line input Pressing the MEDIA SELECT button 1 will step through bt Bluetooth USB FM tuner and AUX 3 5mm line input Bluetooth The Blu
7. nter the case or through the ventilation grilles Placement Keep out of direct sunlight and away from heat sources Keep away from damp or dusty environments For rack mounting use an appropriate shelf unit e g 853 055UK and ensure adequate support Ensure adequate air flow and do not cover cooling vents at the front and rear of the amplifier Ensure adequate access to controls and connections Cleaning Use a soft cloth with a neutral detergent to clean the casing as required Use a vacuum cleaner to clear ventilation grilles of any dust or debris build ups Do not use strong solvents for cleaning the unit CM30B CM60B User Manual 0 adastra Front panel 123 4 5 6 MIC volume control LINE IN volume control USB FM Bluetooth AUX volume control MASTER volume control USB input Media player display Microphone input jack XLR CM30B jack only VU meter FOG SIREN ALERT buttons CM60B only 10 3 5mm stereo AUX input 11 Media player controls 12 Power on off switch adastra CM60B 0328 SELECT M gt i PEAT v VOI JME A ee ee YE 13 14 15 13 Mains voltage switch 14 DC power terminals 15 Antenna F connector 16 IEC mains inlet amp fuse holder 17 COM speaker terminal 18 8 speaker terminal 19 100V speaker terminal 20 LINE OUT connectors RCA 16 17 18 19 20 21 21 LINE IN connectors RCA Connection and setup Connect the rear IEC inlet 16 to the mains using the supplied
8. o the positive connection of the speaker and COM output 17 to the negative connection of the speaker Connect further speakers in parallel to the first speaker with all positive terminals connected together and all negative terminals connected together as shown below 10W e 10W tes 10W e 10W te 10W e 60W O Amplifier CCC CCEC CCO CCO CCC A 100V line speaker system can comprise of many speakers connected together The determining factor for how many speakers can be used on a single amplifier is the power rating For most purposes it is advised to connect as many speakers as needed with a combined wattage of no more than 90 of the amplifier s output power rating The terminals of a 100V speaker are connected to a transformer and in some cases this transformer may be tapped for different power ratings These tappings can be used to adjust the wattage and output volume of each speaker in the system to help achieve the ideal total power of the system for the amplifier Low impedance systems The CM30 60B amplifiers can alternatively provide an output for a single 892 speaker by connecting the 8Q output 18 to the positive speaker connection and COM output 17 to the negative speaker connection It is important to ensure that the speaker load is no lower than 8Q and that the power handling of the speaker is equal to or greater than the output power of the amplifier Operation When all co
9. onnectors 10 Unplug power from mains during stormy weather or if unused for long periods 11 In case of malfunction water ingress or other damage consult qualified service personnel 12 Do not place in damp areas or near liquids or moisture Do not spill liquids on the housing 13 Please pay attention to warning symbols during transit and placement 14 Terminals marked with the 4 symbol are HAZARDOUS LIVE and should only be connected by qualified personnel 15 Ensure that the apparatus is connected to a mains socket with a protective EARTH connection 16 Ensure correct operation of the mains switch OONAUAWN EE Warning To prevent the risk of fire or electric shock do not expose any components to rain or moisture If liquids are spilled on the casing stop using immediately allow unit to dry out and have checked by qualified personnel before further use Avoid impact extreme pressure or heavy vibration to the case No user serviceable parts inside Do not open the case refer all servicing to qualified service personnel Safety Check for correct mains voltage and condition of IEC lead before connecting to power outlet Use double insulated speaker wire with adequate current rating for 100V speaker connections Only use 1 type of output i e 8Q or 100V do not mix or combine these outputs on a single zone Do not connect 8Q speakers to the 100V terminal or 100V speakers to the 8Q terminal Do not allow any foreign objects to e
10. through pre set stations press the Previous or Next buttons Holding the Previous track or Next track buttons will adjust the output volume of the player CM30B CM60B User Manual 0 adastra USB player When a USB memory stick is inserted into the USB port the USB symbol will show in the bottom left part of the display and any compressed audio files will start to play automatically If playback does not start automatically press the MEDIA SELECT button 1 and Play Pause button 3 to check if the player is set to the correct mode Try Previous track and Next track buttons 2 4 if the selected track is unable to play Otherwise check that the audio files are standard compressed type Turn up the MEDIA volume control gradually to hear the output from the speakers and increase to the required level Normal playback will read through all tracks on the storage device Pressing the REPEAT button 5 will step through the repeat modes ONE repeat current track rAND random ALL repeat all Pressing the Previous track button 6 briefly steps backwards through tracks on the memory device Press and hold this button to decrease the playback volume Pressing the Next track button 8 briefly steps forwards through tracks on the memory device Press and hold this button to increase the playback volume To pause the current track press the Play Pause button 7 and press it again to resume playback The display will show the track numb
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