FiT500E-I Firmware 
Firmware version: V0.955 [5/7]
File name: 

FiT500E-I_09550507.BIN ==> Firmware V0.955 [5/7]

Firmware build: 05/07/2009
Firmware release date: 5/19/2009         

Release Note (V0.955 [5/7]): 
1. FiT500E-I first release version firmware 
================================================================================
FiT500E-I Firmware 
Firmware version: V0.957 [5/12]
File name: 

FiT500E-I_09570512.BIN ==> Firmware V0.957 [5/12]

Firmware build: 05/12/2010
Firmware release date: 06/23/2010         

Release Note (V0.957 [5/12]): 
1. Fixed Hitachi's 1TB or 2TB HDD create RAID HDD fail issue.
================================================================================
FiT500E-I Firmware 
Firmware version: V0.957 [5/12]
File name: 

FiT500E-I_09570124.BIN ==> Firmware V0.957 [5/12]

Firmware build: 05/12/2010
Firmware release date: 01/24/2011         

Release Note (V0.957 [5/12]): 
1. Change FAN Limit 1406RPMs to 902 RPMs.
================================================================================