Allen-Bradley 1779-KFMR User Manual page 63

4. Remove the AC power connections from L1 and L2/N and the
ground connection from the GND post on the interface.
5. Disconnect the green conductor that grounds the stationary frame to
the ground post on the removable frame (Figure 5.2).
Figure 5.2
Green Conductor Connecting the Stationary Frame to the Ground Post on the Removable
Frame
115V AC/230V AC
SELECTABLE
ED COMPUTER INTERFACE
6. Disconnect the cables from the front of the interface.
7. Loosen the four thumbscrews on the front of interface.
8. While holding the removable frame at the top and bottom, slide it out
to the switch-setting position, then lift it up an inch and then out
away from the stationary frame.
9. Locate the ribbon cables that connect the three boards at the back
(Figure 5.3).
Chapter 5
Operation and Troubleshooting
INTERNALLY
SWITCH
L1
L2/N
GND
Green Grounding
Conductor
5 7