Carmanah Technologies Corp. | 250 Bay St, Victoria, BC V9A 3K5, Canada | 1.250.380.0052 |
32
SPEEDCHECK-12 USER MANUAL
8.0 TROUBLESHOOTING
8.0 Troubleshooting
No operation or
erratic operation
1. Verify voltage supply connections are correct and tight.
2. Verify fuses in the inline fuse holder are of the correct rating.
•
Battery fuse:
7A
•
All fuses are type (250V 3AB 1/4" x 1-1/4")
Not all vehicle
speeds
displayed
1. Verify the display has correct alignment with the roadway. See
SPEEDCHECK-12 Alignment.
2. Check the High Speed Cutoff setting in SpeedCheck Manager. It may be set too
low for the prevailing traffic speed.
3. Check the Minimum Display Speed setting. It may be set too high for the
prevailing traffic speed.
4. Note that the SpeedCheck display signs are designed to detect moving vehicles,
including trucks and golf carts, but will ignore people or small targets.
5. The display may be angled slightly towards the center line of the road to focus
on vehicles closer to the display. Detection range may vary depending on target
size, such as a truck versus a compact car.
Sign displays
test sequence
only upon start
up
1. Display may be set to “OFF” in the “Operating Modes” menu of the SpeedCheck
Manager software.
2. Timer or scheduler has been set to collect data but not display speeds. Set the
program as desired.
3. Radar is not sending data. Contact Carmanah for further diagnostics.
No test
sequence and
no speeds
displayed
1. Power to display is OFF.
2. Test sequence is disabled.
3. Operating Modes settings set for “Display OFF”.
4. Timer or scheduler has scheduled the sign to be off.
Numbers
displayed with
no vehicles
passing
1. “06” or “08” displayed indicates the display is picking up noise from such items
as fluorescent light ballast or fan blower motors. Eliminate the source of the
noise or insulate the radar head from the display cabinet. Contact Carmanah for
further information.
Speed readings
higher or lower
than expected
1. Display may be set to read KPH instead of MPH or vice versa. Use SpeedCheck
Manager to set the correct unit of speed. See
information.
Detection range
too short
1. Sign alignment is incorrect. See
2. Sign has metallic or plant obstructions between display and the vehicles.
3. Sign is aligned properly but road curve or grade is affecting detection zone.
4. The display may be angled slightly towards the center line of the road to focus
on vehicles closer to the display. This range is affected by target size such as a
truck versus a compact car. Contact Carmanah for more information.
