10
Chapter 3
Basic Operation and
Navigation
This chapter describes basic Diagnostic Tool operation, navigation, screen layout, icon functions,
and screen messages. Before you operate the Diagnostic Tool, make sure the battery pack is fully
charged or the Diagnostic Tool is powered by the AC power supply.
3.1 Turning On/Off and Emergency Shutdown
The following sections describe how to turn the Diagnostic Tool on and off and how to perform an
emergency shutdown.
3.1.1 Turning On
The Diagnostic Tool will automatically turn on and open the Home screen (
Figure 3-1
) when power
is supplied by the AC Power Supply. If the Diagnostic Tool does not automatically turn on, press
and release the Power button on the front of the Diagnostic Tool to turn the Diagnostic Tool on.
3.1.2 Turning Off
IMPORTANT:
All vehicle communication must be terminated
BEFORE
turning off the Diagnostic Tool. A warning
message displays if you attempt to turn the Diagnostic Tool off while communicating with the
vehicle. Forcing a shut down while communicating may lead to ECM problems on some vehicles.
Never disconnect the Data Cable when the Diagnostic Tool is communicating with the vehicle
ECM.
z
To turn off the Diagnostic Tool:
1. Close and exit all applications normally and navigate to the Home screen.
A “stopping communication” message may appear briefly before the Home screen displays.
2. Disconnect the Diagnostic Tool Data Cable from the vehicle.
3. Press and release the
Power
button.
A confirmation screen displays.
4. Press the
Y/
a
button or select
OK
from the menu to turn the Diagnostic tool off. To continue
operating, press the
N/X
button or select
Cancel
from the menu.
3.1.3 Emergency Shutdown
IMPORTANT:
Using the emergency shutdown procedure while communicating with the vehicle ECM may lead
to ECM problems on some vehicles.
During normal operation turn the Diagnostic Tool off using the
Turning Off
procedure above. The
emergency shutdown procedure should only be used If the Diagnostic Tool does not respond to
navigation or control buttons or exhibits erratic operation. To force an emergency shutdown, press
and hold the
Power
button for five seconds until the Diagnostic Tool turns off.
