Feature Guide References1.8.2 Executive Busy OverrideExtension Dial Lock• 4.9 [2-6-1] Numbering Plan—Main—Features– Extension Dial Lock Set / Cancel– Remote Extension Dial Lock Off– Remote Extension Dial Lock On• 4.12 [2-7-1] Class of Service—COS Settings—TRS— TRS Level on Extension LockFeature Guide References1.9.3 Extension Dial LockExtension Feature Clear• 4.9 [2-6-1] Numbering Plan—Main—Features— Extension Feature Clear• 4.18 [2-9] System Options—Option 2– Extension Clear—Call Waiting– Extension Clear—Fwd/DND– Extension Clear—Hot Line (Pickup Dial)Feature Guide References1.28.2 Extension Feature ClearExtension Personal Identification Number (PIN)• 4.5 [2-3] Timers & Counters—Miscellaneous— Extension PIN—Lock Counter• 4.9 [2-6-1] Numbering Plan—Main—Features— Extension PIN Set / Cancel• 4.18 [2-9] System Options—Option 1— PT LCD—Password / PIN Display• 6.1 [4-1-1] Wired Extension—Extension Settings—Main— Extension PIN• 6.10 [4-2-1] Portable Station—Extension Settings—Main— Extension PINFeature Guide References1.28.1 Extension Personal Identification Number (PIN)Extension Port Configuration• 3.21 [1-1] Slot—Port Property - Extension Port• 6.17 [4-3] DSS Console— Pair ExtensionFeature Guide References2.1.1 Extension Port Configuration952 PC Programming Manual14.2 Feature Programming References