Could you please upgrade the controllerfirmware to 9.10.x firmware.
We have a bug raised with our engineeringteam that new R500 with new chipset are not supported on old firmware version.
A bug ER 6057 has been raised with outengineering team,R500 with old date code seems don't have similar issue. Theyhave mentioned that the latest firmware are not facing this issue.(from 9.10.x)
Flash chip is not supported by oldimage.