Rev	Update History	Firmware Version
Rev.1.3	Fixed a bug where power was not supplied to the service port when the display was in standby mode with USB POWER is ON. Other operational optimizations and bug fixes.	REVISION 1.302
Rev.1.2	Added AUDIO INPUT (audio input switching) function. Supports LAN daisy chaining of S-Format commands. Other operational optimizations and bug fixes.	REVISION 1.203

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