Opel CASCADA Owner's Manual page 164

162 Driving and operating
An exclamation mark in a frame
indicates that there is an add on sign
detected which cannot be recognised
by the system.
The system is active up to a speed of
200 km/h depending on the lighting
conditions. At night the system is
active up to a speed of 160 km/h.
As soon as the speed becomes
slower than 55 km/h the display will
be reset and the content of the traffic
sign page will be cleared, e. g. when
entering a city zone. The next
recognized speed indication will be
displayed.
When the vehicle has a navigation
system, city zones will be recognized
by navigation information and city
speed limit will be displayed
immediately.
Display indication
Traffic signs are displayed on the
page Traffic sign detection on the
Driver Information Centre, chosen via
the adjuster wheel on the turn signal
lever 3 90.
When another function on the Driver
Information Centre menu was
selected and then Traffic sign
detection page is chosen again, the
last recognised traffic sign will be
displayed.
After the traffic sign page is cleared
by the system, the following symbol is
indicated (not if equipped with a
navigation system):
The content of the traffic sign page is
also cleared during driving by pushing
the SET/CLR button on the turn signal
lever for a longer time.