ACS1208 / ACS1216 User Manual
4.Shut down all of the computers - but not the Stations - on your KVM installation.
5.From your KVM switch console, bring up the OSD (see p. 21) and select the F4 ADM function.
6.Scroll down to FIRMWARE UPGRADE. Press [Enter], then press [Y] to invoke Firmware Upgrade Mode (see p. 30.) For your reference, the current firmware upgrade version displays on the screen.
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