Asus P1801 Series User Manual page 10

Rear view
Antenna Input (on selected models)
The antenna input is for TV frequency signal and allows for use with the digital TV
antenna or input from subscription television services. The antenna can receive digital
TV. Cable service connection can receive digital TV, analog TV, depending on paid
services.
Power input
The supplied power adapter converts AC power to DC power for use with this jack.
Power supplied through this jack supplies power to the PC Station. To prevent damage
to the PC Station, always use the supplied power adapter.
WARNING! The power adapter may get warm or hot when in use. Do not cover the
adapter and keep it away from your body.
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ASUS All-in-One PC