American Audio XLT2500 ユーザーズマニュアル

1. Indicator LEDs -
Channel Protect Indicator - The red Protect LED will begin to glow

when the channel goes into protect mode. When the channel goes into

protect mode all output for that channel will turn off. This is to protect any

speakers connected to the channel.
Channel Clip Indicator - This red LED will begin to flash when channel

one begins to overload (clip). At this point channel one will begin to dis-

tort. Under heavy clipping activity lower the channel one gain control to

reduce the risk of damage to your speakers and amplifier. This LED may

glow when the unit has been turned off, this is normal.
Channel Signal Indicators - These yellow & green LED’s will glow ac-

cording to the average signal output.
2. Power Switch - This switch is used to control the units main power.

NOTE: The amp must always be turned on last in a audio set up, and

turned off first in a audio set up. Before powering down the amp, turn the

gain controls to the lowest position.
3. Channel 2 Gain Control - This rotary knob is used to control the

output signal of channel two. Turning the knob in a clockwise direction

will increase signal output. Before powering down the amp, turn the gain

control to the lowest position.
4. Bridge Indicator - This indicator will glow when the amp is set to

Bridge Mode.

©American Audio® - www.americanaudio.us - XLT Series Power Amplifier User Manual Page 5

Front Panel

XLT Series

5. Parallel Indicator - This indicator will glow when the amp is set to

Parallel Mode.
6. Channel 1 Gain Control - This rotary knob is used to control the out-

put signal of channel one. Turning the knob in a clockwise direction will

increase signal output. This gain control is also used when the amp is in

Bridge Mode. Before powering down the amp, turn the gain control to

the lowest position.
7. Air Inlet - These air inlets draw in air from the outside to help cool

down the amp as it is running. Do not place anything in front or obstruct

these inlets.

Figure 1

5 4