Meridian America 21 Manual De Usuario
ENGINEER TELEPHONE LINE
51
.
.
Is the loop length
l
Is there any 26
.
.
less than 2.1
.
AWG cable in the
l No
a
l
-
loop?
.
Yes l
.
.
l -
a
.
Yes l
step 9
71
Calculate the loop
resistance
resistance
1002)
81
l
Is
resistance less
l
175 Ohm?
.
N o
a
.
.
l
Is the
the
l
l
l
Repair the problem.
. Central Office?
Yes l
the loop diagnostic
test?
test?
1003)
.
N o
.
-
.
.
.
.