Mutes all analogue audio outputs in the 
currently selected zone.
Switches the main power to the 
Receiver on and o.
Once the unit is switched o, it 
should be le for at least ten seconds 
before switching on again.
Auxiliary line level input.
is socket accepts headphones with 
an impedance rating between 32Ω and 
600Ω, tted with a 3.5mm stereo jack 
plug.
is switches the display brightness 
between o/dim/bright.
Selects between Zone1 and 
Zone2 control.
is indicates the status of the receiver and is 
green when the Receiver is powered on. Red 
indicates the unit is in Standby mode.
Used to enter selections made in the 
Setup menu.
Selects the information displayed on the 
lower le portion of the front panel.
Selects between Stereo 
and the available surround 
modes for the current 
source.
Stereo Direct on/o. Provides a direct analogue path from 
the analogue inputs to the le and right front outputs. 
Switches o any surround processing modes and shuts 
down the DSP circuits for best stereo sound quality.
AVR850
Remote control receiver. is is positioned behind 
the display window, above the MENU button on the 
front panel. Ensure the receiver is in a clear line of 
sight from the remote control for operation. If this is 
not possible, use a separate sensor connected to the 
Z1 IR input on the rear panel.
front panel 
operation
Adjusts the analogue output 
volume in the selected zone 
(line out, speakers and 
headphones).
ese buttons select the source 
connected to the corresponding 
input (or internal input)
Unused sources can be prevented 
from being selected in the setup 
menu by blanking the name in 
MENU > Input Cong.
Selects the Setup menus on the 
on-screen display (OSD).
Info
Mode
Direct
Display
OK
Zone
Power/Standby LED
Phones
Aux
Power
Input
Menu
Volume
Mute