Subscribe to Our Youtube Channel
Related Manuals for Adastra DM40
Summary of Contents for Adastra DM40
- Page 1 DM25, DM40 Compact 100V mixer-amplifiers with Bluetooth™ Item ref: 953.108UK, 953.109UK User Manual Caution: Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty...
- Page 2 Introduction Thank you for choosing an Adastra DM-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.
-
Page 3: Front Panel
Front panel Power on/off switch Media player display USB media port Media player mode & transport controls Treble EQ Bass EQ Media player level Auxiliary input level Microphone level 10. Microphone input jack Rear panel 11. Aux output connectors (RCA) 12. -
Page 4: Low Impedance Systems
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” (15) output terminal to the positive (+) connection of the speaker and “COM” output (13) to the negative (-) connection of the speaker. -
Page 5: Media Player
Media Player The DM series amplifiers are equipped with a built-in digital audio player which has 3 main modes. Pressing the MODE button selects through Bluetooth, USB and FM tuner. Output from this media player is governed by the Media level control (7) on the front panel and also by pressing and holding the Previous or Next buttons. -
Page 6: Bluetooth Mode
Bluetooth Mode Pressing the mode button until the display shows “bLUE” enters Bluetooth receiver mode. On a smart phone or other Bluetooth enabled device, scan for available devices and the DM series amplifier will be represented with the Bluetooth ID “MP3A”. -
Page 7: Specifications
Specifications Model DM25 DM40 Power supply 230Vac, 50Hz (IEC) Output power 25Wrms 40Wrms Audio source USB player, FM tuner and Bluetooth receiver Bluetooth version Controls Treble, Bass, MP3, Aux, Mic Microphone input 6.3mm jack (unbalanced) Line input 2 x RCA (summed to mono) -
Page 8: Troubleshooting
Troubleshooting Ensure IEC lead is in good condition and connected properly No power LED on control Check mains inlet fuse panel Ensure POWER switch is on Check input signals and condition of input connection leads Check level controls are turned up Check file type on USB or connection via Bluetooth is OK LED display is lit but no output...
Need help?
Do you have a question about the DM40 and is the answer not in the manual?
Questions and answers