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61200060L1-1
8.
Use the up and down scroll keys to set
the field. (Must use V.54 PLB ON For Fractional T1 on
Public Networks.)
9.
Press
ENTER
This initiates the transmission of a loopup code toward the far
end.
10. When completed use the up and down scroll key or the
number 3 to select
11. Press
ENTER
12. Use the up and down scroll keys to select
13. Press
ENTER
The TSU always checks for 511 errors. The results of this
check are shown under submenu item
14. When through viewing the results, press the
to return to submenu item
to terminate the test and the 511 pattern
NONE
generation. The far end will still be in loopback until the
network
REMOTE LOOPBK
submenu item
to activate a
Remote Payload Loopback
3)TEST PATTERN
to activate the
TEST PATTERN
to activate the selection.
3 ) T E S T P A T T E R N :
5 1 1 A L L D S 0 s
4 ) C L R 5 1 1 E R R O R S
5 1 1 E R R O R S = 0
3)TEST PATTERN
is set to
2)REMOTE LOOPBK
TSU User Manual
Chapter 4. Testing Example
in data
PAYLOAD
.
submenu.
511 ALL DS0s
.
4
CANCEL
and select
under
NONE
.
.
.
key
4-3
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