ikan MS21 - Manual (Page 6)

Rear
AC Input
Please check Power Cord, Power Voltage, Supply power for power input are
suitable for the standard before use.
Please do not mix AC power and DC power as it may cause the defects or fire.
DC Input
For DC power supply. Check the DC Input voltage. In case of using the Battery
power, DC 11 ~ 27V is usable.
Update Port
The Serial communication terminal that for changing the operating
program(Firmware) of the body or controlling the monitor.
Remote Ethernet Port
External control via PC is able with this port by using 'Wall Control Program'.
Firmware is also updatable through this port.
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