Vertiv Liebert GXT5 Series Installer/User Manual page 66

Updating DSP Firmware via CLI
NOTE: Only update the DSP firmware while the UPS is in Stand-by mode. The REPO terminal of the UPS must
be un-plugged. Do not update firmware while the UPS is on Battery mode.
1� Disconnect the REPO terminal from the rear panel of the UPS, see
Figure 5-8 REPO Terminal
2� 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
3� Connect the DB9 connector the a computer with the serial-terminal emulator installed�
4� 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 the same port in the emulator�
• Select 115200 for the connection speed�
• Open the emulator session�
5� On the CLI, enter the username and password:
• Default username = user
• Default password = 123456
6� On the command line, enter update, then press d on the keyboard, see
7� In the menu bar, select Files Transfer > Ymodem, select the MCU upgrade file, then click Send�
The status of the transfer displays in a status dialog� After about 2 minutes, the UPS restarts and the CLI exits
update mode�
NOTE: The transfer process takes about 2 minutes. Do not close the status dialog.
a� You can check the firmware version by entering status system in the command line�
Vertiv | Liebert® GXT5™ | Installer/User Guide
Figure 5-8
Rear Panels on page 4�
below�
Figure 5-9 on the next page
61