G3 Interface Unit (D393)
SM 19 D393
Fax Option
Type C5000
(D393)
For Installing the Double G3 Boards
1. Remove one of SG3 boards from the SG3 interface units and then attach the SG3
board to the other SG3 interface unit ( x 2).
2. Remove the controller box.
3. Attach one end (short length) of the flat cable [A] to the connector [B] of the FCU
board.
4. Hold the flat cable with two clamps and pass the other end of the flat cable through the
cutout as shown above.