Kenwood DDX4023BT Car Video System User Manual


 
English 29
Updating the firmware
Check the firmware version, and if necessary,
update the firmware. (You do not need to
connect your smartphone.)
Do not turn off the power during update.
1 Visit the website (http://
kenwood.com/cs/ce/),
download the update data,
and save it to the root folder
of an SD or SDHC card.
2 Use a ball-point pen or the like
to remove the SD cover. While
the power is on, insert the SD
or SDHC card containing the
update data.
Reset button
LED
SMARTPHONE ADAPTER unit
(KCA-ML100)
3 Press the reset button of the
SMARTPHONE ADAPTER unit.
The update is completed successfully
when the green LED lights up. (It takes
approximately 30 seconds.) If the update
fails, the red LED lights up.
4 Remove the SD or SDHC card.
5 Place the SD cover over the
slot.
6 Press the reset button of the
SMARTPHONE ADAPTER unit.
7 Display the firmware
information screen to confirm
that it has been updated
successfully.
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