fidek FPA-12001U, User Manual

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15. Overload Lamps
The light indicates that the input signal of the machine is too large. The signal should
be tuned properly to avoid distortion of the sound.
16. Microphone 1 Volume Control Knob
When rotated clockwise, increase its volume; when rotated counterclockwise,
decrease its volume.
17. Microphone 2 Volume Control Knob
When rotating clockwise, increase its volume; when counter-rotation, decrease
its volume.
18. Microphone 3 Volume Control Knob
When turning clockwise, increase its volume; when turning counterclockwise,
decrease the volume.
19. MP3 Broadcast Storm(More Details in Player Description)
20. Broadcast Partition Selection
CH1, CH2, CH3, CH4, CH5 channel constant voltage 100V can be selected to meet
the requirements of different partition broadcasting.
FUNCTION DESCRIPTION
Note: The panel structure and function of FPA-801U/1501U two-sensitivity product
amplifier are the same. The panel structure and function of FPA-2501U/3501U
teaching product amplifier are the same, like FPA-801U/1501U/2501U/3501U,
the FPA-12001U has a different structure and model for the amplifier panel.
1. SD/MMC card jack
2. Power Indicator
3. Previous Song and Volume
Reduction Button
4. Play /pause button
5. Next Song with Volume Plus Button
6. Mode selection (no function)
7. USB device input jack
Amplifier Description