You can delete the currently displayed call record. If the record is a missed hunt group call, the record is also deleted from the call log of other users configured to see the same hunt group's missed calls.
1.Press Feature 812. The display will change to show your call log records.
•Use the * key to select which call log records you are viewing. The options are All, Mis (missed calls), Ans (answered incoming calls) and Out (outgoing calls).
•Use the –<<< and >>>+ buttons to scroll through the list of matching names (Note: If done during a call or while alerting, this will also adjust the call or ring volume).
2.When the required record is highlight, press 
Hold (or press More and then press the Delete soft key).