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1CH/2CH DIGITAL POWER AMPLIFIER
6DPA-130DC/230DC
5. VOLUME CONTROL
Adjust the input level of each channel.
To increase the volume level, turn the volume clockwise.
The volume control range can be set both 0dB ~ -12dB and 0dB ~ minimum by changing the volume range
setting switch internally. (See page 9).
NOTE: Service personnel only.
6. HIGH PASS FILTER SWITCH
Pressing the switch turns on the high pass filter.
The corner frequency (-3dB) is 65Hz when the high pass filter switch is off or 400Hz when the high pass
filter switch is on.
NOTE: When the unit is connected with horn speaker, the high pass filter must be set to ON.
If not use the high pass filter, it may damage the connected speakers, possibly resulting in fire.
7. VENTILATION
It is the air vents. Do not stuck the ventilation panel to secure enough cooling.
Inside the ventilation panel, there is a dust filter. To clean the filter, remove the front panel and clean the dust
filter.
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