198 AK2-SC 255 Reference Manual RS.8D.M1.22
2.8 Overrides
An AK2-SC 255 system provides for overrides through service screens, the reset
switches on RO8S boards, the Manager’s Override box, and the keyswitch override.
Overrides Using
Service Screens A typical service screen is the one for relay output boards. There is a similar screen
for on/off input boards:
The first three menu items can be used to override control. The Auto/Manual Relays
screen might look like this: