Rockwell Automation 1397 AC Tachometer Interface Card - Manual (Page 4)

4 Allen-Bradley 1397 AC Tachometer Interface Card
3. To remove the carrier shield, remove the (4) retaining screws and unplug
the ground wire at the Power Supply Board.
Retaining
Screw
Retaining
Screw
Retaining
Screw
Retaining
Screw
Carrier Shield
Power
Supply
Board
J17
Connector
J17
Carrier Shield