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Chapter 8: Firmware Upgrade
161
Important: Do NOT interrupt the upgrade process. Otherwise it
results in permanent damages.
results in permanent damages.
3. Stacking Unit automatically restarts itself after the update completes.
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To verify the firmware version
Use the Function Menu on the Front Panel to check the firmware version.
See Paragon II Front Panel Display and Controls (on page 16) for more
information.
See Paragon II Front Panel Display and Controls (on page 16) for more
information.
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To recover Stacking Units after upgrade failure
If a Stacking Unit encounters the update failure, with its failsafe
capability, you can restore the Stacking Unitʹs function by yourself.
capability, you can restore the Stacking Unitʹs function by yourself.
1. Make sure only one Stacking Unit (the one that encounters the update
failure) is connected to the Main Unit. If not, see STEP 2 in the
previous section ʺUpdating Stacking Units for Failsafe Upgrade
Featureʺ for instructions.
previous section ʺUpdating Stacking Units for Failsafe Upgrade
Featureʺ for instructions.
2. Check the Front Panel LCD display on the Stacking Unit to see
whether it enters the boot loader mode as shown below:
If not, press and hold FUNC and ESC on the Front Panel of the
Stacking Unit simultaneously, and power cycle the Stacking Unit at
the same time. This forces it to enter the boot loader mode.
Stacking Unit simultaneously, and power cycle the Stacking Unit at
the same time. This forces it to enter the boot loader mode.
3. Follow the steps outlined in General Update Procedure (on page 153)
to upgrade your Stacking Unit, but you must choose
“R‐P2SBL‐0C5.hex” as the firmware file.
“R‐P2SBL‐0C5.hex” as the firmware file.