The Nexsan SATABeast system must use a firmware level that is supported by the system. The current level is Nt66E.
For Lenovo Storage V3700 V2 and Lenovo Storage V3700 V2 XP: https://datacentersupport.lenovo.com/us/en/products/storage/lenovo-storage/v3700v2/6535
For Lenovo Storage V5030: https://datacentersupport.lenovo.com/us/en/products/storage/lenovo-storage/v5030/6536
The minimum supported Lenovo Storage V series level for the attachment of Nexsan SATABeast is 5.1.0.3.