Trouble On One Telephone - Lucent Technologies MERLIN 820 Service And Maintenance Manual

TROUBLE ON ONE TELEPHONE

Ringing Symptoms
A line rings but no caller is on the line
10-button voice terminals exhibit peculiar ringing and/or extra lights are lit
Voice terminal rings constantly, whether on or off hook
Voice terminal does not ring when a call is transferred to it
Off-premises telephone rings after user hangs up
Voice terminal does not ring on incoming outside calls
NOTE: Use this section only if you have isolated the problem to one voice terminal or
telephone (in other words, it is not a systemwide problem).
A1-3
A1-3
A1-4
A1-5
A1-5
A1-6
A1-1