2-22
D R I V E R S H A N D B O O K
Noise Suppression.
Includes yellow bezel. Momentary or on/off.
When activated, certain noisy devices such as auxiliary fans, heater
blowers, radio, public address system and/or its speakers are dis-
abled. This enables the Driver to better hear ambient sounds, such as
railroad signals and gate intercoms or personnel, etc.
NOTE:
The Pedestrian Alert Device (noise generator) will not be affected
by this switch
.
Console Panel
Dimmer.
Dims
or brightens
Console Panel
switches.
Strobe Light.
Controls the
roof-mounted
strobe light.
Mirror Defrost.
Activates de-
frosting system
for exterior rear-
view mirrors.
Brake Interlock Override.
Momentary switch overrides
Brake Interlock system.
Step De-Ice.
Activates de-
icing system
for entrance
door steps.
Stop Arm/Crossing Arm Cancel.
Interrupts stop arm and/or
crossing arm sequence. Pressing
this momentary switch retracts
the Stop Arm and Crossing Arm
if they are extended.
Fans.
Left, center and right auxiliary fans.
High, low, and off positions.
Fans are provided for general
air circulation, Driver com-
fort, and/or to help acceler-
ate windshield de-fogging
under certain conditions.
STEP
DE-ICE
S/C ARM
CANCEL
FAN
HI
OFF
LO
BRK
OVRD
PANEL
PANEL
B
R
I
G
H
T
D
I
M
NOISE
SUPP
Summary of Contents for Vision 2021
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