User's Manual

Flaircomm Technologies Inc.
- 18 -
Address: No.5 Bibo Road, Keyuan Building, 4F, Zhangjiang Hi-Tech Park, Shanghai 201203, P.R.China
Telephone: [phone] Fax:[phone]
www.flaircomm.com
.
4.
Upgrade Software
This device supports self software upgrade via USB port. This unique feature allows you to always keep the latest
release software. Such software upgrade may help you to resolve some compatibility issues related to new handset
models entering the market. Our upgrade software may also include product feature and performance improvement
which you may want. Detailed operation procedures are as follows:
1. Download software upgrade tool ‘DFU Wizard’ from our website and install it in your PC.
2. Download the latest version of software for BTHF180 from our website or dealer.
3. Connect the handsfree with PC using the USB cable coming with the package. (In order to update the
software successfully, it is better to unplug other Bluetooth equipment from the PC USB port at the same
time.)
4. Enter the menu, choose ‘Settings’ and execute “SW Version” submenu, then press buttons
╋
,
╋
,
━
,
━
,
and
one by one to enter the software upgrade mode. Message “DFU…” will be displayed on the screen. If
enter the software upgrade mode by misoperation, you can press button
for 2 seconds to restart the device.
5. Install the USB driver in your PC, if it is the first time of your PC to update the software for your handsfree.
(The location of the USA Driver is the folder ‘DFU Wizard’ which you have downloaded, and the file name
is CSRBlueCoreUSB.inf. The driver only works on Windows 2000 and Windows XP operating system
currently. If your PC used other operating system, it will be unable to update the software.) Note that, even if
your PC has been installed with other USB driver, you must use the provided USB driver to update.
Otherwise, your PC might be unable to update the software for your handsfree.
6. Continue to update the software by executing tool ‘DFU Wizard’, and carry out sequentially according to the
suggestions.
Warning:
Interrupting the upgrade process, such as lost of power, USB cable disconnection may cause your handsfree
unrecoverable software errors and the device will failure at work. You may have to return the product to the
vendor for software recovery. Before upgrading your device software, please ensure that your device has
enough battery power, the USB cable has been firmly connected to both your PC and your device, and the
software execution on your PC will not be interrupted.