Figure 4-71. Noise Burst on multiplexed through circuit, fault isolation flow chart (sheet 1 of 2)

TM 11-5895-1012-10

action to clear the problem,

responsible

Technical Control Facility of the source of the trouble,

action taken, and complete station records in accord-

ance with established procedures.

(9) If, after maintenance personnel have checked

the equipment, the source of trouble is not at the local

station, notify the responsible TCF so that fault iso-

lation may continue at points closer to the signal

(10) Standby to assist in patching

other fault isolation tests if it should be necessary.

(11) If noise is not present, then the source of

trouble is somewhere between this point and the com-

plaining subscriber. This includes the local station

transmit multiplex and transmission media equipment

Noise Burst on multiplexed through circuit, fault isolation flow chart (sheet 1 of 2)