User Manual

3.2.1. The power cable was unplugged while firmware was being updated.
In Conference mode:
1. Be sure that the USB flash drive is correctly connected to the unit.
2. Plug the power cord into an AC wall outlet.The firmware update will resume.
In Hotel mode or Education mode:
1. Be sure that the USB flash drive is correctly connected to the unit.
2. Plug the power cord into an AC wall outlet.
3. Press the (power) on the remote control.The firmware update will resume.
NOTE
• At the time of purchase, the unit is set to Conference mode.
3.2.2. A power failure occurred.
In Conference mode:
After recovering from the power failure, the firmware will automatically resume.
In Hotel mode or Education mode:
After recovering from the power failure, perform the following steps.
1. Be sure that the USB flash drive is correctly connected to the unit.
2. Press the (power) on the remote control.The firmware update will resume.
NOTE
• At the time of purchase, the unit is set to Conference mode.
3. Troubleshooting
ESB-1090 Update Guide | 6