H. Custom Button
Activates custom shortcut. Shortcuts can be set by holding button for three seconds.
I. Mute Button
Mute all alerts.
J. Lower LCD Screen
Shows voltage, amperage, ABS readings, circuit settings and system menus.
K. Bluetooth
®
Paired Indicator
Steady blue light indicates paired device.
L. Ground Integrity Indicator
Solid green LED indicates good ground. Blinking red LED indicates a bad/poor ground.
Ground integrity is automatically verified when power is turned on.
M. Lower Control Knob
Used to select trailer circuits or to navigate system menus for Lower LCD screen.
N. Circuit Indicators
The small green LEDs illuminate or blink in testing phase.
O. Upper LCD Screen
Shows air pressure, leakdown test results and settings for brake testing.
P. Upper Control Knob
Used to access air brake leakdown test settings and view results on Upper LCD screen.
Q. Voltage Indicator
Green LCD indicates fully charged battery. Amber LED indicates battery will need charge
soon. Red LED indicates battery needs charge immediately.
R. Reverse Polarity Indicator
Indicates when battery leads need to be switched due to reversed polarity.
S. Trouble Warning Indicators
Flashing red LEDs indicate problems that may exist in a selected circuit. This includes the
Cross Circuits indicator, Open Circuit indicator and Overload indicator.
T. ABS ECU Power Indicator
Indicates health status of ECU circuit by analyzing electronic signature of ABS ECU.
U. ABS Signal Quality Indicator
Indicates the communication status of ABS computer through proprietary technology.
LED colors display the specific status and should be referenced in relationship to the ABS
ECU Power and ABS Fault Status indicators.
V. ABS Fault Status Indicator
Indicates if any types of ABS faults are present on the trailer.
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