Test Functions
TEST FUNCTIONS
Test functions are carried out by moving to the CHOOSE menu, displaying the option required by means of the F3 and F4 keys, and then selecting the upon by pressing the ON/ENTER key. The options for the various commands are as follows:
201 Display lighting test
Select off, 25%, 75% and 100% brightness. This test shows whether the EDU control module's lighting control circuit is working properly. (Press the ESC key when other codes are required.)
202 Display segment test
All segments light up automatically to full display. This test takes about 20 seconds. The segments remain alight until diagnosis is completed. This test shows whether any segment fails to light up.