EXFO FTB-8510B Guia Del Usuario página 1027

Spare Bits
Note: Spare Bits are not available when Framing is set to Unframed.
Press the individual drop list and select the value for each spare bit.
S
signal (FAS). S
when not used. Choices are 0 and 1. The default setting is 1.
S
alignment signal (FAS). S
set to 1 when not used. Choices are 0 and 1. The default setting is 1.
S
sub-multiframe 1 and 2. S
should be set to 1 when not used. Choices are 0 and 1 or 0000 to 1111
depending on the selected framing. The default setting is 1 or 1111
depending on the selected framing.
TS16 Frame 0 Bit 5, 7, 8 are located in bit 5, 7 and 8 from Timeslot 16
of frame 0 of a E1 signal. TS16 Frame 0 Bit 5, 7, 8 are reserved for
national use and should be set to 1 when not used. Choices are 000 to
111. The default setting is 111.
SONET/SDH Application
is located in the bit 1 of the frame containing the frame alignment
i0
is reserved for national use and should be set to 1
i0
is located in the bit 1 of the frame not containing the frame
i1
to S are located in bit 4 to 8 of frame number 1, 3, 5 and 7 of
a4 a8
is reserved for national use and should be
i1
to S is reserved for national use and
a4 a8
PDH Tabs
E1/2M TX
377