Trackcom Limited DPU-4500 ユーザーズマニュアル

6.2.1 Confirm reported defect

Before any tests or checks are carried out on the equipment in the vehicle, it is
always good practice to confirm the reported defect.

As the equipment is inherently reliable, a reported defect can often be localised to
a simple fault such as a cable inadvertently being disconnected. Always check for
simple faults before assuming that there is equipment failure.

6.2.2 Advance

requirements

Before any maintenance is carried out on the InfoTrack equipment fitted in the
vehicle, the following requirements must be met:

- Vehicle to be on a reasonably open site, not garaged
- Full set of spare equipment to be available
- Full set of test equipment to be available
- Tool kit available
- If possible, a copy of the installation record to be available

6.2.3 Test

equipment

The following list indicates the test equipment that must be available to the
engineer before attempting to test and repair the equipment:

- Laptop or computer with modem, InfoTrack software
- Digital multi-meter
- Spare Antenna
- Own vehicle fitted with InfoTrack system for comparison

6.3 Fault report and remedial action

Listed below are typical reported faults. Remedial action is dealt with under each
heading:

a) Cannot connect to the vehicle from the PC
b) The PC will connect to the vehicle but there is not icon on the map
c) The PC is showing a 'GPS initialising. Please wait 5 minutes...' message
d) The PC will connect to the vehicle but will not download data.
e) The reports do not show Ignition on/off events or Idling

6.3.1 Cannot connect to a vehicle from the PC

If the customers PC fails to connect to the vehicle it is imperative to ascertain that
the PC and modem are set up correctly before revisiting the vehicle.