Service manual

3 Installation and Operation
3-10 SAM4S ER-900/SPS-300 SERIES
3-3 Installation
3-3-6 Installation of Interface Option Board
Caution :
· Before installation, be sure to turn off the power switch.
· Use gloves to protect your hand from being cut by the angle and the chassis.
· Connect all the cables correctly. When connecting or disconnecting the cables, be careful not to apply
stress to the cables. (It may cause disconnection)
· Be careful not to bind interface cables and AC power cord together.