Operation Manual; Front Panel Features; Cooling Vents:- Page 8

XTi2 Series 

Power Amplifiers

Operation Manual

page 8

Front Panel Features

Gain (Level) Controls:

Two black rotary level controls, 
one for each channel.

Cooling Vents:

Front to rear forced air flow.

Sel/Prev/Next Buttons: 

Three buttons located 
underneath the LCD screen 
used to access menu items 
and front panel lockout.

Power Button & Indicator: 

Turns amplifier power on and off. 
Blue LED will illuminate when 
power is turned on.

LCD Screen:

Backlit liquid crystal display 
shows enabled presets and 
speaker processing.

Indicators:

Ready Indicator: 

Two green LEDs, one for each channel, illuminate when the amplifier is ready to produce audio.

Signal Presence Indicator: 

Two green LEDs, one for each channel, illuminate when the channel input exceeds -40dBu. Useful for troubleshooting cable runs.

-20 Indicator: 

Two green LEDs, one for each channel, illuminate when the output signal exceeds -20dB below clip.

-10 Indicator:

 Two green LEDs, one for each channel, illuminate when the output signal exceeds -10dB below clip.

Clip Indicator:

 Two red LEDs, one for each channel, illuminate at the threshold of audible distortion.

Thermal Indicator: 

Two red LEDs, one for each channel, illuminate when thermal compression begins due to excessive temperature conditions.

WARNING: Never connect the output to a power supply, 
battery or power main. Electrical shock may result.