Clarity C510 用户手册

•Your phone may be located near a 

touch lamp, microwave, refrigerator   
or other household appliances.Try  
relocating your phone to another 
area.

•A cordless phone on your line may 

cause static.Try disconnecting the 
cordless phone.This may eliminate 
the problem.

•Extra devices attached to the tel-

phone, such as cord detanglers, CID 
units and answering machines may 
cause static. Disconnecting the 
devices may eliminate the problem.

•Speak directly into the handset trans-

mitter in your normal tone of voice.
Make sure the transmitter opening is   
clean and clear of obstructions.

•Clock is set by the network when a 

CID call is received.The clock can 
not be reset manually. In event that 
the phone is unplugged or a power 
failure occurs, you must wait for an 
incoming CID call to reset the clock.

•Check cords and connections.

Frayed or poorly connected cords 
can cause interference. Swap cords 
if necessary.

•A RFI (Radio Frequency Interference) 

filter can be placed on the line to 
help minimize or eliminate radio or 
CB transmissions.Try relocating the 
telephone to another area.

•The Clarity 510 is compatible with 

Digital PBX Systems. If a standard,
single line phone works on the        
system, your Clarity 510 should also.

•The Clarity 510 is not compatible 

with key systems or AT & T PBX 
Systems.These units have a large 
electronic box controlling many 
phones as one unit.

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