Operating Manual
P/N 041-339 Rev. B
10 69-2656EFS—03
Screen Lock
To prevent tampering, the screen can be
partially or fully locked.
When partially locked, the screen displays
SCREEN LOCKED
for several seconds if a
locked key is pressed. To unlock the screen,
press any unlocked key while
SCREEN LOCKED
appears on the screen.
When the screen is fully locked, no keys
function. To lock or unlock the screen, see
advanced function
0670
on page 15.
See advanced function
0670
(page 15) for
screen lock options
M32583
USAGE
PM
SCREEN LOCKED
HEAT