Troubleshooting Guide
Should this unit exhibit a problem, check the following before seeking service:
No Power
• Power is not on; press the
• Confirm that the AC adapter is connected securely to the rear of the unit.
• Connect the unit to a different outlet.
• The normal function of the product may be disturbed by strong Electro-Magnetic
Interference. If so, simply restart the product to resume normal operation by following
the instruction manual. In case the function could not resume, please use the product in
another location.
No Sound – General
• Music Volume is set to minimum; raise volume.
• If using an external device, raise the volume.
No sound from the microphone
• Make sure the microphone is firmly connected to the MIC 1 or MIC 2 jack.
• Make sure the mic's ON/OFF switch is set to the ON position.
• Make sure the VOLUME is not set too low.
File(s) on USB jack not playing
• The file is corrupted; replace the file.
• The file is not in a format this unit will play.
• The connected USB device is not supported by the product.
The Bluetooth device cannot be paired or connected with the unit
• Ensure any other Bluetooth devices are turned off to avoid accidental pairing.
• You have not activated the Bluetooth function of your device; see page E16 or refer to the
Bluetooth device user's manual.
• The system is not in pairing mode; press and hold the
The Music is not available on the unit after successfully connecting the Bluetooth
• Ensure your Bluetooth device can support the A2DP Bluetooth profile.
• The volume on the external Bluetooth device is set too low or muted; raise as desired.
The unit will not record
• No USB drive inserted or the USB drive is full. Move all recordings to your computer to
make room.
Failed to connect to the Wi-Fi network
• The unit is not within the Wi-Fi signal range.
• Ensure the unit's Wi-Fi signal has NOT been turned off.
• Ensure you have entered the correct password.
• WPA3 security settings can cause connection issues. If you have WPA3 security, we
recommend lowering to WPA2 or lower. Or contact us for further help.
button to turn power on.
— E20 —
button to restart pairing.