EXFO MAX-800 Series, User Manual

Page: 180 / 495

Test Setup - Test Configurator, Timer, and System
172
MAX-800 Series
Signal - Signal Configuration (DSn/PDH)

Loop-Up injects the selected loop up code. The loop code will be
generated continuously for a maximum of 10 seconds or until the
loopback is confirmed. After 10 seconds, if the loopback has failed,
a Loop-Down command is sent. A pop-up window appears
indicating the loop code injection progress and result. The text box
next to the Loop-Up button indicates the selected loop up code.

Loop-Down injects the selected loop down code. The loop code
will be generated continuously for a maximum of 10 seconds or
until the loopback is confirmed. After 10 seconds, if the loopback
has failed, a Loop-Down command is sent. A pop-up window
appears indicating the loop code injection progress and result. The
text box next to the Loop-Down button indicates the selected loop
down code.

Modify Loop Codes
button
Allows the configuration of 10 DS1 loop code pairs. Configure each
loop code name, Loop-Up and Loop-Down values.
The name field allows up to 16 characters long. Loop-Up and
Loop-Down range is from 3 to 16 bits (
000
to
1111111111111111
).
The default DS1 loop codes correspond to the DS1 In-Band loop
codes (Loop-Up=
10000
, and Loop-Down=
100
).
NIU FAC2 (11000/11100) 11000 11100
NIU FAC3 (100000/100) 100000 100
Loopback Type
Command
Loop-Up Loop-Down