User's Manual

OPERATION &
TROUBLESHOOTING
9
Troubleshooting
Issue Possible Cause Remedy
No LED lights Non-issue - Unit may be in lower power mode Swipe ZPass card, if unit 1 X blinks green and beeps the ZPass
unit is working properly
ZPass unit sleeping. ZPass unit goes to low Start engine, run for at least one minute
power / sleep mode 60 minutes after to reestablish GPS connection
engine shutdown
Improper GPS Firmware Ensure GPS Firmware (GTC, Assets, GPS units) is 97 or above
ZPass interface cable issue (e.g. Visually inspect ZPass interface cable
disconnected, severed, damaged, etc) Part # 80438 for proper connection and replace if necessary
GPS unit has no power (e.g. blown fuse, Reestablish power to GPS unit
disconnected power cable, etc)
Unit continuously GPS does not have correct Firmware Requires GPS Firmware 97 or greater
1X blinks Red GPS does not have correct time Verify vehicle / Cellular connection / Zonar equipment is
functioning properly by observing the GPS light states (3 solid
Green LED (GSM, GPS, Status) with ignition on. If this is not
the case it will be necessary to troubleshoot the vehicle,
cellular connection, and/or Zonar equipment.
GPS device port speed incorrect You must contact Zonar to have the port speed set correctly.
They will need to send two special parameters to the unit
(8065/0 and 8091/1). After Zonar schedules these parameters,
power cycle the GPS units (or wait 4 hours)
2X Red Blinking LED SD memory card issue Check to ensure SD card is present and properly
seated. Reformat or replace if the SD memory
card is present and properly seated
Red Solid LED The Red LED will be solid when the vehicle Do not scan cards when vehicle
is in motion (greater than 25 MPH). The speed exceeds 25 MPH
reader will not scan cards in this condition
Scans are not showing Card number is not entered in the ZPass Enter via CSV or manually enter all card numbers
up in the web based web based system
ZPass program.
Ground Traffic Control™ user permission not Grant ZPass user “Show events” permission
properly set
Scanning a card before it is eligible for rescan Card requires 15 seconds between rescans
Vehicle or environmental issue (e.g. Vehicle Verify vehicle / Cellular connection / Zonar equipment is
has no power, in a no cellular zone, blocked functioning properly by observing the GPS light states (3 solid
GPS signal, etc.) Green LED (GSM, GPS, Status) with ignition on. If this is not
the case it will be necessary to troubleshoot the vehicle,
cellular connection, and/or Zonar equipment