AVSL 953.020 Z44R User 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.