PUBLIC ADDRESS AMPLIFIER
4
PA-612/624
Front Panel
Front Panel
1. POWER SWITCH
Pressing this switch turns the unit on, as indicated by the Power LED. Pressing it again turns the unit off.
* Note : When the unit turns off by pressing the POWER SWITCH, the device changes to standby mode that
consumes a little power.
2. POWER LED
When the unit is powered on, the Power LED is lit.
3. OUTPUT LEVEL INDICATOR
These three LEDs indicate the amplifier’s output status. The - 40dB LED indicates the presence of audio signal
at the amplifier’s output. The -10dB LED indicates output at nominal operating range.
The red CLIP LED indicates an excessive output level. Do not operate the unit with the CLIP LED is illuminated
continously.
4. PROTECTION INDICATOR
When overloaded, the short of speaker, or overheating are occurred, the unit switches to the protection mode
and the protection LED lights up.
- Once the unit is in Protection mode, it automatically checks the state of the unit. When it does not find a
problem, it automatically restores the unit back to normal mode.
- When PROT LED is on, please check the status of input, output and whether or not there are the shortages in
the speaker, or if the unit is overloaded.
- To cancel the protection mode, please remove the cause of the problem when the unit is off. When restarting
the unit, it returns to normal mode.
1
0dB
4
0dB
P
ROT
CLIP
OUTPUT
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PA-612_624_E_PA-612_624_E 10. 7. 13. 오후 6:20 페이지 7
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