What should I do if the keyboard does not work?

• Check the following:

• Use the keyboard within about 33 ft. / 10 m of your VAIO computer. [Details]

• Set the power switch of the keyboard to ON. [Details]
  The keyboard supplied with your VAIO computer has a power switch to save the AA battery power.

• Insert new dry cell AA battery. [Details]

• If the battery indicator light of the keyboard is blinking, the battery is getting low. Replace it with a new one. [Details]

• Make sure the keyboard is properly connected to your VAIO computer. [Details]