Lexus GS 350 Owner's Manual page 389

388
5-2. Using the air conditioning system and defogger
Button lock function
■
To prevent inadvertent operation, the buttons on
the rear armrest can be locked. Press
until you hear a beep to lock the buttons. Press-
ing
release the lock.
The indicator appears on the display when the
buttons are locked.
Rear control panel illumination off function
■
Control panel illumination on the rear armrest
can be turned off. Press
beep to turn the illumination off. Pressing
again until you hear a beep will turn the illumina-
tion on.
NOTICE
To prevent battery discharge
■
Do not leave the air conditioning system on longer than necessary when the engine is
off.
GS350_300_GS F_OM_OM30J17E_(GE)
again until you hear a beep will
until you hear a