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Flash for landline calls 
[FLASH] allows you to use the special features of 
your host PBX such as transferring an extension call, 
or accessing optional telephone services. 
Note: 
•  To change the flash time, see page 117. 
For call waiting or Call Waiting Caller ID 
service users 
To use call waiting or Call Waiting Caller ID, you 
must first subscribe with your service 
provider/telephone company. 
This feature allows you to receive calls while you are 
already talking on the phone. If you receive a call 
while on the phone, you will hear a call waiting tone. 
If you subscribe to both Caller ID and Call 
Waiting with Caller ID services, the 2nd caller’s 
information is displayed after you hear the call 
waiting tone on the handset. 
1.  Press [CALL WAIT] to answer the 2nd call.