Sony Trimaster BVM-L231 Operation Manual page 101

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Notes
• Do not remove the "Memory Stick PRO" from the
Memory Stick insertion slot during upgrading or
disconnect the LAN cable between the monitor and
controller.
• Do not turn off the power of the monitor and
controller during upgrading.
After completion of upgrading, the system is restarted.
The network between the monitor and controller is
reconnected, and you can operate the controller.
When the upgrade sequence does not move forward
correctly, the error message "Err" is displayed in the
display window. If this error message is displayed,
contact your Sony representative.
6
Exit the Controller Upgrade menu, select the
Controller Upgrade menu again, and confirm that the
version of the selected item has been upgraded.
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Upgrading the Monitor and Controller
101