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5. MAINTENANCE MODE
5-1. Performing key lock
1 Display the key lock screen.
Press
key for three seconds, and the KEY
LOCK button
(A) is displayed on the screen.
When this button is pressed down, the key lock
screen is displayed.
The existing setting state is displayed on the KEY
LOCK button.
: State that key lock is not set
: State that key lock is set
2 Select and determine the key lock state.
Select the key lock state button
key lock setting screen, and press
the key lock setting screen is closed and the key
lock state is set.
(B) in the
. Then
B
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A
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