Robertshaw Smart Sense Series Installation Manual page 25

LC = 0 KEYbOARD LOCK LEVEL
Programmable Mode (SW6=ON)
LC = 00: Keyboard Lock OFF
LC = 01: All buttons are locked except the temperature p or  buttons*
LC = 02: All buttons are locked except the O/RIDE button and temperature p
or  buttons*
LC = 03: FAN and PROG buttons are locked*
LC = 04: FAN, PROG and O/RIDE buttons are locked *
LC = 05: All buttons locked except O/RIDE
LC = 06: All buttons locked
Manual Mode (SW6=Off)
LC = 00: Keyboard Lock OFF
LC = 01: All buttons are locked except the MODE button
LC = 02: All buttons are locked except the MODE and temperature p or 
buttons*
LC = 03: FAN and O/RIDE buttons are locked*
MODE button can only select Auto (Heat and Cool) and OFF
LC = 04: O/RIDE Button is locked*
MODE button can only select Auto (Heat and Cool) and OFF
*The temperature p or  buttons range can be limited in the HL and CL menus.
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