Adastra UM60 User Manual
Also see for UM30: User manual
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UM30, UM60 User ManualSpecificationsModel UM30 UM60Output power: RMS 30W 60WAlarm output N/A Fog/Siren/Alert generatorDimensions 249 x 210 x 44mm 269 x 210 x 44mmWeight 2.35kg 2.47kgPower supply 170-264Vac, 50Hz (IEC)Amplifier: construction Class D + transformer outputAudio source Internal USB/FM/BT playerInputs 1 x mic (6.3mm), 1 x line (2 x RCA), 1 x aux (3.5mm)Line output 2 x RCA (mono)Speaker outputs Screw terminals - 100V / 8 Ohms / ComDC power 24Vdc screw terminalsMute 24V relay contactsTHD <0.4% @ 1kHzInput impedance 1k Ohms (mic/line)Input sensitivity -10dB (line), -45dB (mic)SNR 80dB (line), 75dB (mic)Frequency response 100Hz - 18kHzTroubleshootingNo power LED on control panel Ensure IEC lead, mains switch and inlet fuseIf 12Vdc power input is being used, check battery is chargedPower LED is on but no other LEDsand no outputCheck input signals and condition of input connection leadsCheck MASTER, MIC, LINE IN or MEDIA controls are turned upPower light and output LEDs lightingbut no outputCheck speaker output terminals are connected correctlyCheck speakers are working (test on another amp if available)Bluetooth cannot connect Ensure that the sending device is within Bluetooth range (5-10m)Check that the connected device is the correct IDNo audio from connected BluetoothdeviceEnsure that volume controls are not turned down on sending deviceCheck volume and Play/Pause buttons in case Bluetooth is mutedUSB player will not play audio frommediaPress PLAY on transport controlsCheck memory device is connected properly (remove and re-insert)Check file types – standard compressed digital audio files requiredCheck memory device works on a PC or Mac for standard playbackOutput is very loud or distortedCheck level of input signal is not too highReduce MIC, LINE IN, MEDIA and/or MASTER levelEnsure Hi-Z line level input(s) not connected via MIC inputOutput is working but at very lowlevelCheck input audio source level is not too lowIncrease MIC, LINE IN, MEDIA and/or MASTER levelCheck for quiet recording of media files on USBFeedback from microphone Face microphone away from speakers and monitorsTurn down MIC and/or MASTER levelAmplifier overheating or cutting outCheck that 8Ω speakers are not connected to 100V terminalsEnsure total 100V speaker wattage is lower than amplifier ratingEnsure that 100V and 8Ω speakers are not both connectedDisposal: The “Crossed Wheelie Bin” symbol on the product means that the product is classed as Electrical orElectronic equipment and should not be disposed with other household or commercial waste at the end of its useful life.The goods must be disposed of according to your local council guidelines.Errors and omissions excepted.Copyright© 2019. AVSL Group Ltd. |
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