Avsl 953.173UK Manuel de l'utilisateur - Page 7

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Specifications

Model

Output power: RMS

Alarm output

Dimensions

Weight

Power supply

Amplifier: construction

Audio source

Inputs

Line output

Speaker outputs

DC power

Mute

THD

Input impedance

Input sensitivity

SNR

Frequency response

Troubleshooting

No power LED on control panel

Power LED is on but no other LEDs

and no output

Power light and output LEDs lighting

but no output

Bluetooth cannot connect

No audio from connected Bluetooth

device

USB player will not play audio from

media

Output is very loud or distorted

Output is working but at very low

level

Feedback from microphone

Amplifier overheating or cutting out

Disposal: The "Crossed Wheelie Bin" symbol on the product means that the product is classed as Electrical or

Electronic 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.

UM30

30W

N/A

249 x 210 x 44mm

2.35kg

170-264Vac, 50Hz (IEC) or 24Vdc

Class D + transformer output

Internal USB/FM/BT player

1 x mic (6.3mm), 1 x line (2 x RCA), 1 x aux (3.5mm)

2 x RCA (mono)

Screw terminals - 100V / 8Ω / Com

24Vdc screw terminals

24V relay contacts

<0.4% @ 1kHz

1k Ohms (mic/line)

-10dB (line), -45dB (mic)

80dB (line), 75dB (mic)

100Hz - 18kHz

Ensure IEC lead, mains switch and inlet fuse

If 24Vdc power input is being used, check battery is charged

Check input signals and condition of input connection leads

Check MASTER, MIC, LINE IN or MEDIA controls are turned up

Check speaker output terminals are connected correctly

Check speakers are working (test on another amp if available)

Ensure that the sending device is within Bluetooth range (5-10m)

Check that the connected device is the correct ID

Ensure that volume controls are not turned down on sending device

Check volume and Play/Pause buttons in case Bluetooth is muted

Press PLAY on transport controls

Check memory device is connected properly (remove and re-insert)

Check file types – standard compressed digital audio files required

Check memory device works on a PC or Mac for standard playback

Check level of input signal is not too high

Reduce MIC, LINE IN, MEDIA and/or MASTER level

Ensure Hi-Z line level input(s) not connected via MIC input

Check input audio source level is not too low

Increase MIC, LINE IN, MEDIA and/or MASTER level

Check for quiet recording of media files on USB

Face microphone away from speakers and monitors

Turn down MIC and/or MASTER level

Check that 8Ω speakers are not connected to 100V terminals

Ensure total 100V speaker wattage is lower than amplifier rating

Ensure that 100V and 8Ω speakers are not both connected

UM60

60W

Fog/Siren/Alert generator

269 x 210 x 44mm

2.47kg

UM90

90W (80W @ 24Vdc power)

Fog/Siren/Alert generator

330 x 210 x 44mm

2.59kg

Errors and omissions excepted.

UM30, UM60, UM90 User Manual