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UPS LCD Stuck During a UPS Firmware Upgrade

Issue: While updating the UPS firmware, the UPS LCD may get stuck and continuously show "Downloading 0%". Refer to the example below:

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Product Line: SRTL5KRM2UI, SRTL5KRM2UT, SRTL8KRM4UI, SRTL8KRM4UT, SRTL10KRM4UI, SRTL10KRM4UT

Environment: UPS units with ID 1226 and 1227

Resolution:

NOTE: While the UPS LCD is in a stuck state, do not press the System Enable Switch located on the rear panel of the UPS. Pressing the System Enable Switch will cause the UPS to enter a state where the functionality of the UPS cannot be recovered in the field.

1

Follow the below steps to resolve the issue:
  1. Log into the UPS Network Management Card, and verify the UPS firmware version.
  2. If the UPS firmware has already been upgraded to the expected firmware version:
    • For UPS units with ID1226, perform a firmware downgrade to version 03.0, and then repeat the firmware upgrade to the latest version.
    • For UPS units with ID1227, perform a firmware downgrade to version 01.0, and then repeat the firmware upgrade to the latest version.
    • To downgrade the UPS firmware, use the appropriate firmware file attached to this article.
    • Note: Always use the firmware file with the ID corresponding to the UPS ID. Follow the link the video guide on How to locate the UPS ID for APC Smart-UPS
  3. If the UPS firmware has not been upgraded to the expected firmware version, initiate a firmware upgrade to the latest version.
The downgrade and upgrade procedures are the same, the only difference is the file used. Refer to the following FAQ articles for instructions:
UPS ModelUPS IDFirmware file for downgradeFirmware file for upgrade
SRTL 5kW1226SRTL1226UPS_03-0.encSRTL1226UPS_03-3.enc
SRTL 8 & 10kW1227SRTL1227UPS_01-0.encSRTL1227UPS_01-1.enc

The firmware files required for downgrade and upgrade are attached to this FAQ. Extract the .enc firmware file from the archive before initiating the firmware upgrade.

Schneider Electric Việt Nam

Phần đính kèm

SRTL1227UPS_01-0.zipSRTL1227UPS_01-0.zip [8.73 MB]
SRTL1227UPS_01-1.zipSRTL1227UPS_01-1.zip [8.78 MB]
SRTL1226UPS_03-0.zipSRTL1226UPS_03-0.zip [8.57 MB]
SRTL1226UPS_03-3.zipSRTL1226UPS_03-3.zip [8.6 MB]
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