Essilor AKR 750 - Page 25

25
OK
YES
OK
YES
7-13 Illumination LED does not light up.
The main causes when the illumination LED does not light up:
・ Failure of white LED board, infrared LED board, and the optical control board
・ Failure of the main control board
NO
Do the infrared illumination LED and
the white illumination LED light up?
NO
Replace the main control board.
OK
Replace the optical unit ASSY.
Do the infrared illumination LED and
the white illumination LED light up?
The infrared illumination LED, the
white illumination do not light up.
Replace the optical control board.