Hardware Manual
Page 34
... is difficult to solve simple problems. If you still suspect something wrong with this unit, immediately turn the power off . Troubleshooting Before contacting customer service, review the steps below to see Volume may be turned Check volume and down or muted mute condition Brightness may be turned down Adjust brightness of... the LCD screen 33 Charge battery No Sound Screen is off , disconnect the power connector from the unit, and contact Nextar Customer Service. Never try to repair the unit yourself.
... is difficult to solve simple problems. If you still suspect something wrong with this unit, immediately turn the power off . Troubleshooting Before contacting customer service, review the steps below to see Volume may be turned Check volume and down or muted mute condition Brightness may be turned down Adjust brightness of... the LCD screen 33 Charge battery No Sound Screen is off , disconnect the power connector from the unit, and contact Nextar Customer Service. Never try to repair the unit yourself.