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Troubleshooting
■ Recording and playback
Recording is not possible
Confirm that the REC/PLAY LED is lit red.
Confirm that the microSD card has open space.
If the HOLD function is on, button operations will be disabled. Disable the HOLD function.
Recorded sound cannot be heard or is very quiet
Confirm that the REC/PLAY LED is lit green during playback.
There is no sound or output is very quiet
Confirm that the REC/PLAY LED is lit green during playback.
Check the connections to the monitoring system and its volume setting.
Confirm that the volume of the F2/F2-BT is not too low.
■ Other issues
The unit is not recognized by a computer connected using a USB cable
Confirm that the operating system is compatible.
Cannot connect with a Bluetooth device
Use F2 Editor to check the Bluetooth function setting.
Battery operation time is short
Making the following settings could increase the battery operation time.
• Use F2 Editor to set the power supply used correctly.
• Disconnect any unneeded plug from the OUTPUT jack, for example.
iPadOS is a trademark or registered trademark of Apple Inc.
App Store is a service mark of Apple Inc.
iOS is a trademark or registered trademark of Cisco Systems, Inc. in the USA and other countries and is used under license.
Android and Google Play are trademarks of Google LLC.
®
The Bluetooth
word mark and logo are registered trademarks of Bluetooth SIG, Inc., and these marks are used under license by
Zoom Corporation. Other trademarks and trade names are the property of their respective companies.
Recording from copyrighted sources, including CDs, records, tapes, live performances, video works and broadcasts, without
permission of the copyright holder for any purpose other than personal use is prohibited by law. Zoom Corporation will not
assume any responsibility related to infringements of copyrights.
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