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Page 298 of 504 Digital telephones line engineering
553-3001-367 Standard 3.00 August 2005
Figure 47
Engineer a telephone line (Part 8 of 8)
553-AAA0657
[ 32 ]
Replace any under-
carpet cable if
insertion loss can be
reduced.
Install Meridian digital
telephone and check
performance.
[ 33 ]
[ 34 ]
Is the
performance OK?
If the performance is not
OK, check for problems
with:
— electromagnetic
interference (EMI)
— unrecorded bridge taps
— split cable pairs
— impulse noise (not
recorded due to speed
limitations of the pulse
counter)
— faulty telephone
[ 35 ]
Ye s
No
End of
procedure