Familiarize yourself with the the room
Power Supply
Main PC
Video Switcher
Input - 1:
Input - 2:
Input - 3:
Input - 4:
Input - 5: Main PC
Input - 6: Guest VGA
Input - 7: Guest HDMI
Input - 8: DVD/Blu-Ray/Multi-region Player
Amplifier
JBL CSA 2120Z Power Amplifier
Power button - Illuminated ring around the power switch.
Green - indicates that the unit is connected to the AC mains and is in standby or sleep mode.
Blue - indicates that the unit is on and in normal operating mode.
Master 1 and Master 2
Illuminated ring around the output volume control will light up green with signal presence while red indicates clipping, i.e. the signal has reached the threshold of audible distortion. For balanced listening, adjust the two knobs so they are at the same level
Master 1 - controls the volume output of the speaker to the right of the projector screen
Master 2 - controls the volume output of the speaker to the left of the projector screen