178.843UK, 178.846UK User Manual
Specifications
Model
QR12PA
QR15PA
Power supply
220-240Vac 50/60Hz / external 12Vdc / internal battery
Main driver
30cm (1
2”)
38cm (15”)
HF unit
2.5cm (1”) titanium compression driver
VHF mic frequencies
174.1MHz + 175.0MHz
Output power
50W + 50W (LF + HF)
Battery life
Up to 8 hours
Dimensions
570 x 350 x 310mm
685 x 440 x 380mm
Weight
14.0kg
18.4kg
Troubleshooting
No output and no LEDs lit
Check POWER switch is on
Check battery is not drained fully
Check mains lead is connected
Check mains or D.C. fus
e hasn’t blown
Power LED lit but no VHF
output
Check 9V batteries in wireless transmitters
Check wireless transmitters are switched on
Check VHF POWER is switched on
Check MIC VOLUME is not turned down
Check RF A and RF B LEDs for radio signal
Music level off/cutting out
Check that VCV is not switched on (will mute upon mic. signal)
Power LED lit but no
USB/SD player output
Check USB or SD has correct audio files on
Check USB or SD is connected properly
Press MP3/LINE button and try >II button
Check VOLUME is not turned down
Press and hold “VOL +” button
Check LCD display to see moving numbers
Power LED lit but no sound
from external inputs
Check leads are OK and connected properly
Check volume and on/off switch on external mic or line source
Check VOLUME or MIC VOLUME control is not fully down
Does "LINE IN" show on LCD for AUX input? (Press MP3/LINE)
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.
Hereby, AVSL Group Ltd. declares that the radio equipment type 178.843UK and 178.846UK are in compliance with
The full text of the EU declaration of conformity for 178.843UK is available at the following internet address:
http://www.avsl.com/assets/exportdoc/1/7/178843UK%20CE.pdf
The full text of the EU declaration of conformity for 178.846UK is available at the following internet address:
http://www.avsl.com/assets/exportdoc/1/7/178846UK%20CE.pdf
Errors and omissions excepted. Copyright© 2021.
AVSL Group Ltd. Unit 2-4 Bridgewater Park, Taylor Rd. Manchester. M41 7JQ
AVSL (EUROPE) Ltd, Unit 3D North Point House, North Point Business Park, New Mallow Road,
Cork, Ireland