2. How to replace the rear display
(1) Loosen the thumbscrew on the lower portion of the rear cover of the main unit by hand,
and remove the rear cover.
* The thumbscrew shall be loosened until the screw rotates without resistance.
(2) Disconnect the connector of the rear display from the connector of the main unit.
(3) Loosen the 2 thumbscrews securing the rear display, and remove the rear display.
* The thumbscrews shall be loosened until the screws rotate without resistance.
(4) Prepare a new rear display.
(5) Follow the steps (3), (4) and (5) of "How to mount the rear display unit".
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