– 16 –
EN
Installation Manual
5. Key lock
Select whether to lock / unlock [ON / OFF], [ ], [MODE](F1) and [FAN SPEED](F2).
1 Push the [  ∧ ] / [  ∨ ] button to select 
“5. Key lock” on the “Initial setting” screen, 
then push the “  Set” [
 F2] 
button.
2 Push the [
 ∧] / [  ∨ ] button to select 
a key to lock / unlock.
3 Push the “  ←
z” [  F1] button 
to select “Lock”, or “  
z→” 
[  F2] button to select “Unlock”.
4 Push the [
 MENU] button.
ÆWhen "Lock" is selected, the key cannot be 
used during key lock.
When "Unlock" is selected, the key can be used 
even during key lock.
ÆAll keys are unlocked while “Check” is 
displayed.
ÆFor the key lock setting, refer to the owner’s 
manual.
ÆThe factory default is "Lock".
Initial setting(1/2)
1.Clock
2.Name of room
3.Screen contrast
4.Backlight
5.Key lock
Set
Return
Set
ON/OFF
Set temp.
Lock /      Unlock
Lock /      Unlock
Key lock(1/2)
Return Fix
Mode
Fan speed
Lock /      Unlock
Lock /      Unlock
Key lock(2/2)
Return Fix