DM25, DM40
Compact 100V mixer-amplifiers
Item ref: 953.108UK, 953.109UK
User Manual
Version 1.1
Caution: Please read this manual carefully before operating
Damage caused by misuse is not covered by the warranty
Page 1: ...25 DM40 Compact 100V mixer amplifiers Item ref 953 108UK 953 109UK User Manual Version 1 1 Caution Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty ...
Page 2: ...and placement 14 Terminals marked with the 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 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 cas...
Page 3: ...ide which method will be used at the start Speaker connections are provided as spring terminals on the rear panel 13 14 15 Wiring is described for each type of speaker system on the following page Next to the speaker connections is a spring terminal for FM Antenna 16 This should be connected to the core of an antenna cable for good FM radio reception if required NOTE Do not connect a speaker outpu...
Page 4: ...wer of the system for the amplifier Low impedance systems The DM series amplifiers can alternatively provide an output for a single 4 16Ω speaker by connecting the 4 16Ω output 14 to the positive speaker connection and COM output 13 to the negative speaker connection It is important to ensure that the speaker load is no lower than 4Ω and that the power handling of the speaker is equal to or greate...
Page 5: ...the speakers and increase to the required level If play does not start automatically press the MODE button and or Play Pause button to check if the player is set to play from the required memory device Try Previous track and Next track buttons if the selected track is unable to play Otherwise check that the audio files are standard mp3 type Normal playback will read through all tracks on the stora...
Page 6: ... paired the smartphone or other device should connect automatically when in range of the DM series amplifier and when Bluetooth is enabled FM tuner Pressing the mode button until FM appears in the lower part of the display enters FM tuner mode The display will show the current radio frequency in MHz Note reception will be considerably better if an FM antenna is connected on the rear panel Press Pl...
Page 7: ...e USB player FM tuner and Bluetooth receiver Bluetooth version 2 1 Controls Treble Bass MP3 Aux Mic Microphone input 6 3mm jack unbalanced Line input 2 x RCA summed to mono Line output 2 x RCA Speaker outputs COM 100V and 4 16 Ohms spring terminals Antenna connection Spring terminal Dimensions 280 x 205 x 67mm Weight 1 34kg 1 74kg ...
Page 8: ...ontrols Check for quiet recording of media files on USB Feedback from microphone Face microphone away from speakers and monitors Turn down MIC volume control Amplifier overheating Ensure cooling vents are clear from debris and dust Check that 4Ω or 8Ω speakers are not connected to 100V terminals Ensure total 100V speaker wattage is lower than the amplifier rating Ensure that 100V and 4Ω or 8Ω spea...
