User Manual
Qu Mixer Reference Guide  7   AP9372 iss.8 
3. Qu Chrome Edition and V1.8 Firmware 
Qu Chrome Edition introduces a fresh new look for the Qu range with high contrast chrome 
rotary and fader knobs that also improve visibility in dark conditions. Qu Chrome coincides 
with the release of new firmware V1.8. This introduces several new features and 
improvements. Existing black knob Qu mixers can be updated to V1.8. Qu hardware and 
memory files remain fully compatible between editions. You can easily upgrade existing Qu 
models to Chrome standard by ordering the following kit from Allen & Heath: 
004-742JIT   KIT QU-16 CHROME CONVERSION 
004-743JIT   KIT QU-24 CHROME CONVERSION 
004-744JIT   KIT QU-32 CHROME CONVERSION 
New features introduced in firmware V1.8 
  Automatic Mic Mixer (AMM) for conference speech control, available for CH1-16 
  Group Mix mode to use the Groups to create additional stereo Mixes 
  High Pass Filter (HPF) slope increased from 12 to 18dB/octave 
  Spectrogram mode for the RTA 
  LR routing function assignable to the Qu-Pac Qu-Control screen 
  Qu-Pac reset default for CH17-32 source is dSNAKE 1-16 
  Reset default for Scene Global Filter now blocks Custom Layer and SoftKey settings 
  User password can be set at the mixer for the Qu-You personal monitor app 
  Qu-Pad app now follows the Admin password 
  More functions added to the Qu-Pad app: 
o  Audio Setup – PAFL, Talkback, SigGen, AMM 
o  AMM and MIDI fader added to Custom Strips 
o  Input linking 
o  Direct Out source and level trims 
o  Matrix sends 
o  Mix routing and source options 
o  Output balance 
o  Ability to assign all On/Off and Pre/Post to a mix 
o  Group/Mix mode select 










