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Updating the Firmware
Your H-21 device includes a firmware update utility to help you update
your device's firmware.
CAUTION! Caution: Do not remove the USB cable once the
upgrading process starts.
To update the firmware
1.
Connect your H-21 device to your PC through the provided USB cable.
2.
Run the FUU tool found in the provided CD.
Follow the on-screen wizard.
3.
Tick the Attention and Procedure notes after reading the content to
proceed. Click Next.
The USB connection, image version, language and battery capacity status
is verified.
Once the firmware version and language are validated, the OS Image
Version screen displays.
4.
Tick Format all extended partition during upgrade.
NOTE: To select a custom ROM, tick Include custom ROM, then select
the file location.
5.
Click Next to continue.
The flashing process begins.
Updating the Barcode Firmware
Appendix
153
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