AT&T MERLIN LEGEND Release 2.0 Installation Section page 177

Installing Telephones and Adjuncts
4. If a conductor wire is accidentally pulled from a block, pull it with the
long-nosed pliers to get some slack. Use your fingers to lay the
conductor wire back in its slot in the index strip. Reseat it with the
D-impact tool.
5. Seat the new connecting block by using the 788J1 impact tool.
See Figure 3-31.
6. Replace the telephone wire onto the connecting block.
With interconnect wiring, remove the tag from the telephone
wires and reseat the wires by using the D-impact tool.
With SYSTIMAX, attach the patch cord to the connecting block.
3-74
Connecting the Telephones to the Control Unit