| J14 Remote In | 
 | J15 Remote Out | 
| PIN | DESCRIPTION | 
 | PIN | DESCRIPTION | 
| 1 | Not Used | 
 | 1 | Not Used |  | 
| 2 | Not Used | 
 | 2 | Not Used | 
| 3 | Expansion Rack Fan Fail Out to Master
 | 
 | 3 | Expansion Rack Fan Fail In from Slave
 | 
| 4 | Remote In+ Used as Slave
 | 
 | 4 | Relay N.O. Remote Out | 
| 5 | Remote In- | 
 | 5 | Relay Com. Remote Out | 
| 6 | Expansion Rack Fan Fail Return | 
 | 6 | Expansion Rack Fan Fail Return | 
| 7 | Not Used | 
 | 7 | Not Used | 
| 8 | Not Used | 
 | 8 | Not Used | 
| 9 | Expansion Rack Present Out Connected to Pin-6
 | 
 | 9 | Expansion Rack Present In |