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ESP4000 · F
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ESP4000 · Features · Front panel
Front Panel
1) AC Mains Switch
The ESP4000 has combination AC mains switch/circuit breakers on the front panel. If either of the switches shuts off during
normal use, push it back to the ON position once. If it will not stay on you should take the unit to qualified service personnel
to have it serviced.
2) +Bass Switch
When depressed this switch activates a bass enhancement feature that increases the chosen channels output by 6dB at 60Hz.
3) Limiter Switch
The ESP4000 features RMS limiting on each channel. This feature is active so long as the switch is left un-pressed. The RMS
limiting is deactivated when the switch is depressed.
4) Power On / Thermal
These are dual colour LED's. When green they indicate that the Power Switch is ON and that channel of the amplifier is
powered up. When red they indicate that channel has overheated and shut down. The unit will Auto Reset after it cools down
to a safe operating temperature.
5) Signal Present / Limiter Indicator
These are dual colour LED's. When green they indicate that signal is present at the Input to that particular channel of the
amplifier. When yellow they indicate that the audio limiter has been activated for that particular channel of the amplifier.
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+BASS
CH
SIGNAL /
LIMITER
LIMITER
POWER /
THERMAL
