AVSL 953.020 Z44R - Manual (Page 6)

953.020UK User Manual
Specifications
Power Supply 230 – 250Vac 50Hz (IEC)
Mic/Line channel inputs Ch 1 front combo and rear jack, Ch 2 combo (rear)
Mic/Line channel controls Level, Lo-cut, Gain, FX and Lo/Mid/Hi EQ faders
Line 3 + 4 stereo inputs Input A (L+R) 6.3mm jack / Input B (L+R) RCA
Line 3 + 4 stereo controls Level, In A/B and Lo/Hi EQ faders
Output connections Outputs 1-3 (L+R) RCA, Output 4 (L+R) 6.3mm jack
Output controls Level, Line 3 on/off, Line 4 on/off
FX connections (6.3mm jack) Footswitch, Send (defeats onboard reverb), L+R Return
FX controls Reverb time, Depth (onboard or external level)
Indicators (LED) Power, 48V, Mic/line signal+peak, Line peak, Output peak
Fire alarm contacts Modular terminal, make-to-mute all except Mic 1
Dimensions 483 x 44 x 220mm
Weight 2.75kg
Troubleshooting
No power LED on front panel
Ensure mains voltage is correct and connected properly
Ensure front panel power switch and mains outlet switch are on
Power LED is on but no other LEDs
and no output
Check XLR, jack and RCA leads are OK and connected properly
Ensure that low impedance mics. are connected with XLR, not jack
Check microphone or line signal is switched on
Ensure that any playback devices are not set to “Stop” or “Pause”
Ensure GAIN and LEVEL controls are not turned fully down
For condenser microphones, check that 48V is on and connected by XLR
Power light and output LEDs lighting
but no output
Check that stereo input selectors are not switched out
Check OUT volume controls are not turned fully down
Check OUT connections to amplifier or recorder are OK
Check amplifier or recorder levels are not turned fully down
Check that fire contacts are not shorted out to mute
For condenser microphones, check that 48V is on and connected by XLR
Output is very loud or distorted
Check level of amplifier, active speaker or recording device not set too low
Check level of input signal is not too high
Reduce input channel GAIN, LEVEL and EQ settings
Reduce OUT volume control(s)
Ensure Hi-Z line level input(s) are not connected via XLR
Check FX controls and DEPTH control, reducing if necessary
Check input gain level on recorder or recording software
Output is working but at very low level
Check level of amp, active speaker or recording device not set too high
Check level of input signal is not too low
Ensure low impedance line or mic signal is connected via XLR, not jack
Increase input channel GAIN, LEVEL and EQ settings if turned down
Increase OUT volume control(s)
Feedback
(loud squealing/howling from mics)
Face microphone away from speakers and monitors
Reduce channel GAIN, LEVEL and EQ controls
Reduce channel FX controls and/or Reverb DEPTH
Reduce OUT volume controls and/or amplifier/active speaker volume level
Errors and omissions excepted.
Copyright© 2013. AVSL Group Ltd.