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Downgrade failed on S5700-28X-PWR-LI-AC running V200R002C00SPC100

Publication Date:  2013-10-27 Views:  1479 Downloads:  0
Issue Description
VRP (R) software, Version 5.120 (S5700 V200R002C00SPC100)
Copyright (C) 2000-2015 HUAWEI TECH CO., LTD
HUAWEI S5700-28X-PWR-LI-AC Routing Switch

downgrade to V200R001C00SPC300 failed.
Alarm Information
error that we have received when trying to set the new system software as startup was:

startup system-software
Error: Upgrade basic-bootrom failed.Software does not match this device.
Error: Failed in upgrading bootrom, next step is copying file. Continue?[Y/N]:Y
Error: The file is not supported by the device.
Info: Failed in setting the software for booting system.
Handling Process
S5700-28X-PWR-LI-AC is new on the market and was designed to support new features available only on the newer versions. So actually the first system-software and only available for this model is V200R002C00SPC100 and V200R003C00SPC300.
Root Cause

Upgrade to V00R003C00SPC300.