EXFO FTB-800 Series for FTB-1 - Manual (Page 412)

Test Functions
402 FTB-700G/800 Series
FEAC

Mode allows the selection of Manual or Continuous alarm/status
injection mode.

Amount allows the selection of the amount of codeword to be
generated: 1 to15 (default is 10).

Inject is used to generate error(s) according to the Codeword and
mode selected.

Loopback Commands

Control
Codeword allows the selection of the loopack control codeword
to be generated: Line Loopback Activate (00001110) - (Default)
or Line Loopback Deactivate (00111000).
Amount allows the selection of the amount of Control Codeword
to be generated: 1 to 15 (default is 10).
Common Equipment Failure NSA (00111010) User Defined (00101000)
Multiple DS1 LOS (00101010) User Defined (00101110)
DS1 Equipment Failure SA (00001010) User Defined (00110000)
Single DS1 LOS (00111100) User Defined (00111110)
DS1 Equipment Failure NSA (00000110) User Defined (01000000)
User Defined (00000010) User Defined (01111010)
User Defined (00000100) User Defined (01111100)
User Defined (00001000) User Defined (01111110)
Codeword