Samsung Electronics 4-24-1. OS UpdateNo Parts Procedure Remark1 Common 1) Unscrew 2 fixing screws of the bottom.(Use +Screw Driver)2) Pull the cover of the bottom, and detach lifting up.3) Insert a SD card for updating software.4) Push [Reset] button once with pushing [Menu]button.- Keep pushing [Menu] button until “1. UpdateO/S” is showed.5) Push [Set] button after seeing “1.Update O/S”referring the right picture.(If you can’t see “1.Update O/S” after completing1)~4) with inserting SD card, Confirm whether yourSD-Card has a problem.)BACnet Gateway_E_32400A(1)_1.indd 2 2010-05-17 �� 10:34:49