Cortelco Colleague 2210 Owner's Instruction Manual page 4

DELETING CALLS ..................................................................................... 14
CALLBACK... ............................................................................................ 15
DIAL OPTIONS BUTTON ........................................................................... 15
MESSAGE ERROR ..................................................................................... 17
NO DATA SENT ......................................................................................... 17
PRIVATE CALLS ........................................................................................ 17
UNKNOWN CALLS .................................................................................... 18
TELEPHONE SERVICE PROBLEMS ................................................................. 19
MAINTENANCE INFORMATION ....................................................................... 20
TELEPHONE REPAIR ......................................................................................... 21
FCC INFORMATION .......................................................................................... 22
INDEX ............................................................................................................. 23