Schlage Keyed Lock Functions
| AL SERIES | A SERIES | D SERIES | DESCRIPTION | |
| AL50PD | D50PD |  | Entrance /Office Lock Push button locking. Push-button locks outside lever until unlocked with key or by rotating inside lever. (Athens, Rhodes, and Sparta designs only). |
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| AL53PD | A53PD | D53PD |  | Entrance Lock Turn/push-button locking: pushing and turning button locks outside knob requiring use of of key until button is manually unlocked. Push-button locking: pushing button locks outside knob until unlocked by key or by turning inside knob. |
| D60PD |  | Vestibule Lock Unlocked by key from outside when outside knob/lever is locked by key in inside knob/lever. Inside knob/lever is always unlocked. |
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| D66PD | | Store Lock* Key in either knob/lever unlocks both knobs/levers. |
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| AL70PD | A70PD | D70PD |  | Classroom Lock Outside knob locked and unlocked by key. Inside knob always unlocked. |
| D73PD |  | Corridor Lock Locked or unlocked by key from outside. Push-button locking from inside. Turning inside knob/lever or closing door releases button. |
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| D72PD | | Communicating Lock* Key in either knob/lever locks or unlocks each knob independently. |
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| AL80PD | A80PD | D80PD | | Storeroom Lock Outside knob/lever fixed. Entrance by key only. Inside knob/lever always unlocked. |
| D82PD | | Institution Lock* Both knobs/levers fixed. Entrance by key in either knob/lever. |
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| A85PD | | Hotel/Motel Lock Outside knob fixed. Entrance by key only. Push-button in inside knob activates visual occupancy indicator, allowing only emergency master key to operate. Rotation of inside spanner-button provides lock-out feature by keeping indicator thrown. |
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| AL85PD | D85PD | | Hotel/Motel Lock Outside knob fixed. Entrance by key only. Push-button in inside knob activates visual occupancy indicator, allowing only emergency master key to operate. Rotating inside knob/lever releases visual occupancy indicator. Rotation of inside spanner-button provides lockout feature by keeping indicator thrown. |