|  | 
| Input Device |  
| Option # | Manufacturing Part #
 | Description | Previous Part #
 |  
| X180A
 [S] | 595-1865 | SunButtons 32-key function I/O device | n/a |  
| Table Legend |  
| [F] = Field Replaceable Unit (FRU) [C] = Customer Replaceable Unit (CRU)
 [S] = Supported, but can no longer be ordered with this system
 [N] = No longer supported for this system
 Price = Price this Part
 |  |