Precondition: You are conducting a call. 

Enter the code. 

Enter the number of the park slot (0 - 9) and make a note of it.
If the park slot number you entered is already being used, you will hear the negative confirmation tone. Please enter another number. 

Replace the handset. 

Retrieving a Parked Call

Precondition: One or more calls have been parked. The telephone is idle. 

Lift the handset. 

Enter the code. 

Enter the park slot number you noted earlier.
If the park slot number you enter is not in use, you cannot retrieve the call. 

If a parked call is not picked up, after a specific period of time the call is returned to the telephone from where it was parked (recall).