Re: Static on telephone line after storm
- From: "buffalobill" <wjohnston@xxxxxxxxxxxx>
- Date: 20 Jan 2006 20:10:44 -0800
who: buffalo bill
what: fixing your static in the interior house phone line. [maybe
dampness in an outside wall and wire insulation failure causing a high
resistance short?]
where: buffalo ny
when: now
why: to save money and fix problem yourself
how: bypass it:
run a very long male by female modular extension line to your outdoor
jack. test each device to this wire for static and remove from service
any bad equipment or wire colors or shorted jacks you find.
now fix it:
only the center red and green are used for your first line. it only
takes one problem to affect all your wiring. disconnected, the pair
will show no resistance. if the pair shows any resistance test the
other colors black and yellow for resistance. changing colors to an
unshorted pair will be necessary. it is possible to have a high
resistance short above the ohm limits of your inexpensive meter.
a short will cause an incoming call it to ring busy, but resistance
across the line or a poor connection will cause static. ten years ago,
a repair by us was needed for dampness in an outside wall and wire
insulation failure causing a high resistance short. most recently,
somebody yanked on unstapled wire and caused the wires to short at the
jack causing a busy.
if it's a bad connection, eyeball all the jacks and connectors for
debris or corrosion.
then if your meter shows no resistance across all disconnected pairs
and you don't have a 90 megohm meter for further testing, try replacing
the red with yellow at both ends. replacing green with black at both
ends.
you only need any two wires for the phone to work. test the phone by
connecting your system with extension male by female cords.
if you have no digital multimeter it's time to buy that $25 meter to
save an $82 telephone company visit.
dial tone around 45vdc
ring voltage superimposed 90vac
.
- References:
- Static on telephone line after storm
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- Static on telephone line after storm
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