Troubleshooting

Noise or Static on the Line

The most common cause of noise or static on a cordless phone is interference: other wireless or electronic devices can radiate energy that disturbs the radio signal between the base and the handset (much like overhead power lines can cause static on your car radio). Some common household sources of interference are

electrical appliances, especially microwave ovens

computer equipment, especially wireless LAN equipment and DSL modems

radio-based wireless devices, such as room monitors, wireless controllers, or wireless headphones or speakers

large fl orescent light fi xtures (particularly ones that give off a “buzzing” noise)

other services that use your phone line, like alarm systems, intercom systems, or broadband Internet service

For static on only one handset or in a specifi c location:

For static on more than one handset:

• Check nearby for one of the common interference

• Check near the base for the source of interference.

sources.

• Try moving the base away from a suspected source,

• Try moving the handset away from a suspected

or try turning off the source if possible.

source, or try moving the suspected source so it’s not

• If you have any services that might use your phone

between the handset and the base.

line, see if you need a fi lter on the phone line.

Installing a telephone line filter or DSL filter

Any broadband Internet service that uses your telephone line might interfere with standard phones. The most common type of these services, DSL, often causes static on your telephone. Fortunately, an easy-to-install fi lter removes this static from the line. Technicians who install DSL service usually leave several fi lters for the customers; if you can’t

fi nd them, call your DSL provider or look in any electronics store.

Just plug the DSL fi lter into the telephone wall jack and then plug your phone’s base into the fi lter. Make a test call to make sure the noise is gone.

Telephone wall jack

Telephone cord

DSL filter

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Uniden WXI2077 Series manual Noise or Static on the Line, Installing a telephone line filter or DSL filter