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Basic Operation
LX Power Amplifiers
2-3
1 2
2. Channel Status LEDs
Provide at-a-glance view of the status of each channel as
indicated in the table below:
Note:
When the main power transformer temperature
exceeds 110˚C:
• the transformer will deactivate
•the channel status LEDs will no longer be lit
•the standby LED will flash rapidly
Color Status
Constant Blue
Normal Operation
Constant Bright Blue
≤1% distortion in the audio signal. Reduce vol-
ume level to help eliminate potentially
damaging audio signals from reaching the
speakers.
Flashing Red
The temperature of the individual amplifier
card is too high. If this occurs, the channel will
not pass audio. The channel status LED will
light blue when the temperature of the ampli-
fier card returns to normal. Then the channel
will automatically resume passing audio.
Color Status (Continued)
Constant Red
A fault in the channel. Refer to
Section 3 for troubleshooting
information.