M3 Series Hardware Manual
Page 21
...power jacks provide no power when the ignition is difficult Brightness may be turned to repair the unit yourself. Troubleshooting Before contacting customer service, review the steps below to solve simple problems. If you still suspect something wrong with this unit, immediately turn the unit on. Problem Unit... the power off . Never try to see down or muted Screen is off , disconnect the power connector from the unit, and contact Nextar Customer Service. The unit had not been used for charging. No Sound Volume may be turned down Check volume and mute condition Adjust brightness...
...power jacks provide no power when the ignition is difficult Brightness may be turned to repair the unit yourself. Troubleshooting Before contacting customer service, review the steps below to solve simple problems. If you still suspect something wrong with this unit, immediately turn the unit on. Problem Unit... the power off . Never try to see down or muted Screen is off , disconnect the power connector from the unit, and contact Nextar Customer Service. The unit had not been used for charging. No Sound Volume may be turned down Check volume and mute condition Adjust brightness...