TTW Group mi-witness hd, User Manual

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Upgrading the firmware on the Mi-Witness HD
Firmware upgrade
Designed by TTW Group 34
□ Precautions
1) This product may malfunction if you copy and use any other file but the upgraded firmware file we provide.
2) Please do not remove the memory card from PC or notebook during copying.
3) Please do not turn off the engine or unplug the power jack of the vehicle during the black-box firmware upgrade. If ERROR
occurs because the power is disconnected during the upgrade process and process is interrupted, please reboot the program.
In case you can not resolve the problem, please contact us at www.mi-witness.co.uk.
4) Please reset and use the changed setting(configuration) information because setting(configuration) information would be set
as initial value if you upgrade the firmware.
□ Upgrade sequence
1) Download the newest firmware compressed file of Mi-Witness HD from the archives of our homepage: www.mi-witness.co.uk.
2) Unzip(decompress) the compressed file to a specific folder.
3) Insert Micro SD into PC or laptop after mounting it into Card Adapter.
(If your PC or laptop doesn't have a SD card port, you should purchase USB memory card reader separately).
4) Copy all of the files in the unzipped folder into Micro SD.
(Don't copy whole folder into a specific folder. In case there is existing file it can overwritten.)
5) When copy is completed, safely remove Micro SD card from PC or laptop.
6) Put Micro SD, in a power disconnected state, into the DASHCAM mounted in your car and connect electrical power, upgrade
will be in progress with guide speech (After about 1 minute).
7) When upgrade is completed, recording guide speech will start after rebooting.