Are these true copper analog lines or are they coming off an IAD of some sort? You did the 90-68-01 for each line? Don't do a copy as each line is different.
Click the link below and you must restart the system once you complete the calibration.
https://www.necsl1100distributors.com/techtips/SL/78/Trunk-Calibration-and-Conditioning


Anthony Cascarelli

ARG Communications, Inc.
Wilmington, DE 190805

www.whyarg.com