ITU-T M.500-1989
Routine Maintenance Measurements to Be Made on Regulated Line Sections - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 2 pp

Standard No.

ITU-T M.500-1989

Release Date

1989

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T M.500-1989

Scope

After the routine measurement or clearance of the fault and when it has been ensured that no faults remain on the system, adjustments should be made as necessary to bring the levels of the line pilots and additional measuring frequencies as close as possi

ITU-T M.500-1989 history

• 1989 ITU-T M.500-1989 Routine Maintenance Measurements to Be Made on Regulated Line Sections - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 2 pp