NGS Mach II User Guide v1.0
49
Troubleshooting
LCD Contrast Needs Adjusted
To adjust the contrast:
1. From the Main menu, scroll down to, and highlight
SYSTEM
FUNCTIONS
.
2. Highlight
NGS MACH II SETUP
and then press
TRIGGER
.
3. Highlight
LCD CONTRAST ADJUSTMENT
and then press
TRIGGER
.
4. Turn the scroll dial to adjust the contrast.
5. Press
CANCEL
to return to the Main menu.
Vehicle’s OBD II Pin 16 is Not Functioning
The vehicle has a blown fuse. Either replace the fuse, or use the auxiliary power cable.
Blank Screen at Start-Up
If NGS Mach II beeps at start-up but the screen remains blank, adjust the contrast by following
these steps:
1. Wait 20 seconds for start-up to finish.
2. Turn the dial clockwise five clicks.
3. Press
TRIGGER
three times.
4. Turn the dial either direction until the screen displays. If the screen is still blank, power down
and repeat the procedure.
• If the screen displays an error message, please see
on the previous
page for the suggested action to take.
