AT&T Merlin 820 Service And Maintenance Manual page 70

Communications system
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IF
The trouble is no longer present,
The trouble is still present and you
have only one line extension cord,
The trouble is still present and you
have more than one extension cord,
Step 30. Return the line cords to their original position.
Step 31. See if there is another outside line with trouble.
IF
There is another,
There is not another,
Step 32. Call your local telephone company to report the number(s) of the outside
line(s) with trouble.
Trouble on More Than One Voice Terminal
Trouble found. It is caused by
the modular line cord connected to
the outside line with no trouble.
Replace the cords as they were and
obtain a replacement for the defec-
tive cord.
Read the section on Maintenance
Exchange Procedures at the end of
this manual.
Trouble found. It is caused by
the line extension cord connected
to the outside line with trouble.
Read the section on Maintenance
Exchange Procedures at the end of
this manual.
Trouble found. It is caused by
one of the line extension cords con-
nected to the outside line with
trouble. To find out which line
extension cord is defective, replace
them one at a time with a line
extension cord with no trouble.
After you have found the defective
cord, return all cords to their ori-
ginal position. Obtain a replace-
ment for the defective cord.
Read the section on Maintenance
Exchange Procedures at the end of
this manual.
Repeat Steps 21 and 25 for the
other outside line(s).
Go on to Step 32.
THEN
THEN
Page 67

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