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  • No reaction after boot

    Maybe the battery is dead. Connect the charger to the host, and then boot up. If normal, then the host battery needs to be charged. You can choose to connect to the charger work, or full power after the use of.
  • Boot buzzer ring

    Host battery power is not enough. Need external power supply or charge again after work.
  • Host menu operation is normal, the external signal no response

    Host battery power is not enough or poor contact. If the host is turned off, the buzzer rings, then the battery power is not enough, it is necessary to add the power supply or charge again after charging. On the contrary, please check whether the contact is reliable.
  • Battery operating time is too short

    Battery problems, need to be re activated. .
  • Crash test process

    The introduction of external signal interference is too large. Is usually caused by a ground wire probe accidentally encountered on the line of fire. Restart after shutdown.