Extra Information
Firmware upgrade instructions for BM50
1. Download the firmware.
2. Unzip the downloaded file. There are 3 files:
• Philips_Izzy_BM50_MCU.bin
• Philips_Izzy_WiFi.bin
• Philips_Izzy_Upgrade.txt
3. Save all these files to the root directory of an empty USB stick.
4. Power on the device.
5. Select USB source.
6. Plug the USB stick into the USB socket (on the right side of the device).
Note:
DO NOT press any button, or unplug the USB stick, or interfere with the
power supply until the upgrade is completed. Otherwise, the device would
be damaged.
7. The device starts reading the USB stick. It displays “READING”. When it
finishes reading, upgrade begins. “UPGRADE” would be displayed.
8. DO NOT remove the USB stick. Wait for a few minutes. At completion of
firmware upgrade, ‘SUCCESS’ would be displayed.
9. Disconnect the AC power of the speaker.
10. Unplug the USB stick.
11. Connect AC power again and turn on the speaker.
To check the firmware versions of the device:
1. Power on the device.
2. Select AUDIO IN source.
3. Short press ”Next” button.
4. Long press (Press and hold) “Play” button.
5. The display will show MCU version, the Wi-Fi FW version and finally the CD
FW version.
6. Power off the device.

