Owner's manual
Table Of Contents
- 1. Product Introduction
- 2. Description and Installation
- 3. System Configuration
- 4. Function and Use
- 5. Service Tool
- 6. Server
- 7. Control Panel
- 8. Communicator
- 9. Maintenance
- 10. Technical Parameters
- 11. Supplementary Information
2372N TELEKOMUNIKACE a.s., www.2n.cz
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9.2 Firmware Upgrade
Use the to upgrade including the and audio units2N Service Tool
®
2N
®
Lift8 CU
connected.
Procedure
Start the upgrade and connect the (USB, TCP).2N
®
Service Tool CU
Select the Device – Upgrade menu.
Select the required firmware version.
Select the voice menu language version.
Choose whether to keep the configuration or reset the parameters to the factory
values (via the checkbox).
Launch upgrade.
First the new FW is loaded to the (the Service Tool will log out from the CU CU
upon the load). Then the upgrading process starts: first the (the yellow CU
SYSTEM LED is flashing, the audio units are disconnected) and then the audio
units (first the red, yellow and green LEDs are shining – the audio unit is waiting
for upgrade, then the yellow and green LEDs are flashing – the audio unit is
being upgraded).
Set date and time (Device > Date/Time setting).
Caution
You are recommended to factory reset the parameters to set new ranges
and default values in the new FW version.
Tip
Back up your configuration, execute upgrade and factory default reset and
upload the configuration into the device (new ranges and default values
will be used in the new FW version).
Check the device time after upgrade.