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A4

Rackmount Quad Amplifier with Media Player

Item ref: 953.404UK

User Manual

Version 1.0

Caution: Please read this manual carefully before operating

Damage caused by misuse is not covered by the warranty

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Summary of Contents for A4

Page 1: ...A4 Rackmount Quad Amplifier with Media Player Item ref 953 404UK User Manual Version 1 0 Caution Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty ...

Page 2: ... moisture Do not spill liquids on the housing 13 Please pay attention to warning symbols during transit 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 f...

Page 3: ...Ch1 Ch2 22 Stereo input selector Ch3 Ch4 10 Bass EQ control Ch1 Ch2 23 Bass EQ control Ch3 Ch4 11 Treble EQ control Ch1 Ch2 24 Treble EQ control Ch3 Ch4 12 Channel 1 output level control 25 Channel 3 output level control 13 Channel 2 output level control 26 Channel 4 output level control 27 Ventilation grille do not obstruct airflow 33 Line 1 input L R 6 3mm jack 28 FM antenna connection F type 34...

Page 4: ...he front panel 17 18 The volume level of these is controlled by the Mic 1 and Mic 2 volume controls 19 20 Mic 1 and Mic 2 inputs are always fed to all outputs whereas stereo inputs are selected independently A smart phone tablet or mp3 player can be connected to the Aux jack 3 5mm on the front panel 4 The volume level of this stereo input is controlled by the Aux volume control 5 To hear this inpu...

Page 5: ...hort flash of this LED may be indicating distortion or clipping of the output signal and the output channel volume control should be turned down Any microphones connected should not be able to hear the speakers which can cause feedback squealing or howling and should not be pointed towards the speakers If this still happens turn down the volume for that microphone and adjust Bass and or Treble EQ ...

Page 6: ...n be paused and resumed by pressing Pressing REP sets the repeat mode random single track folder all tracks Pressing EQ sets the preset bass pop rock jazz classical normal 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 Press the media player MODE button until the display shows a fre...

Page 7: ...ode is selected connection should resume when Bluetooth mode is re selected If Bluetooth is disabled on the sending device or paired to a different receiver it will be necessary to re connect the sending device to the A4 from step 2 above to re establish a Bluetooth link Media player remote control In addition to front panel controls the media player can be operated via the supplied I R remote han...

Page 8: ... connected properly remove and re insert Check file types standard mp3 digital audio files required Check memory device works on a PC or Mac for standard playback Bluetooth cannot connect Ensure that Bluetooth is enabled on sending device Ensure that the sending device is within Bluetooth range 5 10m Check that the device is connecting to A series No audio from Bluetooth device Ensure that volume ...

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