5�7� Updating Firmware With A Cli Connection - Vertiv Liebert GXT5 Series Installer/User Manual

Figure 5-6 Firmware Version on the RDU101 User Interface
5.7. Updating Firmware with a CLI Connection
You can use the Vertiv command-line interface to update firmware with a computer connected to the R232 (RJ-
45) port on the rear of the UPS�
To perform the update via CLI, you need the following:
• Serial-terminal emulator with Ymodem transfer ability (for example: ExtraPuTTY)
• Cable with RJ-45 connector on one end and DB9 connector on the other or an RJ45/FTDI USB serial-port
adapter
Updating MCU Firmware via CLI
NOTE: Do not update firmware while the UPS is on Battery mode.
1� Connect the RJ-45 connector to the R232 port on UPS� For the connection location, refer to the appropriate
rear-panel description for your UPS model in
2� Connect the DB9/USB connector to the computer with the serial-terminal emulator installed�
3� Open the serial-terminal emulator, and adjust the settings to communicate with the UPS:
• Select "Serial" connection for the session�
• Check the computer "device management" settings for the communication port (for example COM6),and
select it in the emulator�
Vertiv | Liebert® GXT5™ | Installer/User Guide
Rear Panels on page 4�
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