Omron CPM1A Operation Manual page 71

Installing the CPM1A
48
2. Insert the Expansion I/O Unit's Connecting Cable into the CPU Unit's
Expansion I/O Unit Connector.
3. Attach the cover to the CPU Unit's Expansion I/O Unit Connector by insert-
ing the two pins on the inside of the cover into the holes on the case and
pressing downward lightly and evenly.
4. When the pins are part way into the holes, press down on points (a) and (b)
in the following diagram alternately and firmly until the cover is securely in
place.
Section 3-3
(a)
(b)