Patent ID: 7859420

Claim:
A device for simultaneously testing the operability of an AC power outlet, a DC power outlet an A/V input jack, the device comprising an AC test circuit, a DC test circuit, an A/V test circuit, a logic circuit, and a system OK indicator, wherein: the AC test circuit comprises an AC plug operatively connected to an AC OK indicator such that, when the AC plug is inserted in a functioning AC power outlet, the AC OK indicator is activated; the DC test circuit comprises a DC plug operatively connected to a DC OK indicator such that, when the DC plug is inserted in a functioning DC power outlet, the DC OK indicator is activated; the A/V test circuit comprises a video plug such that, when the video plug is connected to a functioning video input jack the user of the testing device is provided with an indication of proper operation of the video input jack wherein the indication may be visual, audible or both; and at least the AC test circuit and the DC test circuit are operatively connected to the logic circuit, wherein the logic circuit is operable to trigger the system OK indicator when at least the AC plug and the DC plug are inserted in a functioning AC power outlet and a functioning DC power outlet, respectively.