oil level Lexus GS300 2006 Audio

AUDIO
283 If a Mark Levinson brand audio system is installed:
G22066
Automatic sound levelizer (ASL):
When the audio sound becomes difficult to be heard due to
road noise, wind noise, etc. during driving, touch the “ASL”
switch. The system adjusts to the optimum volume and tone
quality according to the noise level.
When the system is on, the sound adjustment level is
displayed on the screen.
SURROUND:
If you touch “SURROUND”, surround sound will be enabled.(d) Your radio antenna
The wire antenna is mounted inside the rear window.
NOTICE
When cleaning the inside of the rear window, be
careful not to scratch or damage the wire antenna.
Putting a window tint (especially, conductive or
metallic type) on the rear window may affect the
reception of radio or mobile telephone. For the
installation of the window tint, consult with your
Lexus dealer.
(e) Your cassette player
When you insert a cassette, the exposed tape should be to the
right.
NOTICE
Do not oil any part of the cassette player, and do not
insert anything except a cassette tape into the slot.