AT&T 6300 Service Manual page 123

INSTALLATIONS
4. Connect the ground, power, and signal cables to the MFD
Unit. Make sure that the signal cable connector for MFD
Unit A is the same one that was used previously. Verify
that the numbers on the signal cable connector correspond
to the numbers on the MFD Unit (Figure 3-26).
Figure 3-26. Connecting the Signal Cable to the
MFD Unit
3-47