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Fosi Audio M03 User Manual
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Summary of Contents for Fosi Audio M03

  • Page 1 Fosi Audio M03 User Manual Thanks for choosing us!
  • Page 2: Product Specifications

    Product Specifications Mini compact but powerful! Fosi Audio M03 is a 200watts min mono channel subwoofer amplifier, with a SUB/PBTL switch. Switch to SUB, it's a subwoofer amplifier for diving passive and powered subwoofers. Switch to PBTL, it's a full frequency mono amp for driving passive speakers and powered subwoofer.
  • Page 3: Front Panel

    Product Overview & Control Functions POWER PBTL M0-3 SUB FREQ Front Panel Power Switch PBTL&SUB Selector Volume Control Power Indicator Light SUB Frequency Control MADE IN CHINA AUDIO IN SPK OUT SUB OUT Back Panel RCA Input Passive Speaker& Subwoofer Output Active/ Powered DC Input Subwoofer Output...
  • Page 4: Package Contents

    Step 1: Prepare M03, 32V power adapter, active subwoofer, two RCA cables; Step 2: Connect the SUB OUT of M03 to the active subwoofer via RCA cable; Step 3: Use RCA cable to connect your device to the AUDIO IN of M03;...
  • Page 5 Step 5: Make sure the volume knob turned to the minimum and turn off the power switch; Step 6: Connect the 32V power adapter to the DC input; Step 7: Adjust volume control knob and turn on the power switch. How to connect the speaker wire? Method 1: Bare wire connection illustration : Release the horn terminals block terminals;...
  • Page 7: Troubleshooting/Qa

    which will result in no sound output. banana plug into Insertion speaker wire Release Jacket Loosen Screw Tighten Jacket the horn terminals tighten screw Troubleshooting/QA 1: All cables are connected, but no sound output? • Check if the POWER indicator is on, and turn on the POWER if it is not on.
  • Page 8 4: Why is there an interference sound after connecting the signal line? • If you use unshielded signal lines, there will be interference signals entering the power amplifier. If you hate the sound, you are advised to use the shielded signal lines or unplug the signal lines.
  • Page 9 • Yes, the crossover frequency control knob controls the passive sub and powered sub output. 11: Can M03 be used on a 2-8ohm subwoofer or speaker? • Yes, M03’s terminating impedance is 4 - 8 Ohm. 2 - 8 Ohm is in this range.
  • Page 10: Warranty Information

    Great sound, simple but elegant designs, high-quality materials, and truly useful features are what Fosi Audio is about. We sincerely hope you get as much enjoyment from our products as we’ve had to create them! Our website: www.fosiaudio.com...
  • Page 11 Comparison Section Model BL20C BT30D Picture Bluetooth Version 100watts 200 watts MAX Power 160watts 50 wattsx2+ Output 100 watts Input Ways Bluetooth Bluetooth + RCA + RCA + U-disk Passive (Speakers Passive Output To Passive Speakers Passive(Speakers +Subwoofer) (Speakers+ + Powered +Subwoofer) Subwoofer) Subwoofer...

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