Privacy/security 77Locking another telephone to preventunauthorized useIf configured (contact your service personnel), you can lock and unlock othertelephones against unauthorized access.If a phone user locks his or her phone and forgets the personal lock code, youcan use this function to unlock the phone.N Open the Program/Service menu Page 27.Select and confirm the option shown.j Enter the internal station number of the phone you wish to lock/unlock.Confirm,orselect and confirm the option shown.Saving your PINEnter the code to use the functions• for protecting your phone against unauthorized use Page 76• for using another telephone like your own Page 82• Change number Page 82You can save this code.N Open the Program/Service menu Page 27.Select and confirm the option shown.Confirm the option shown1.j Enter the current five-digit PIN.If you have not yet set a PIN, use "00000" the first time.j Enter the new PIN.j Re-enter the new PIN.Lock all phones*=lock phone#=unlock phoneIf you forget your code, contact your service personnel to have the defaultcode restored.The default code is "00000".PIN and Authorization gChange PIN1. ”Differing display view in a HiPath 4000 environment” Seite 113