NT204 OBDII/EOBD Code Reader User’s Guide_English Version_V1.00
Figure 5-22 Sample Tool Self- test Screen
2. Press any key to start test. Key name or scroll direction should show on display when you press
a key. Double press BACK to return.
Figure 5-23 Sample Key Test Screen
Selecting LED Test option opens a screen that allows you to check the functionality of the LED.
1. Use the UP/DOWN key to highlight LCD Test from Setup menu and press the ENTER key to
Figure 5-24 Sample Tool Self-test Screen
2. Scroll with the up and down arrow keys to select the desired LED lamps to check. The LED
should turn on/off according to the selected commands.
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