5-7 Remote Control Can Not Work
22
5.Troubleshooting Guide
Trouble shooting procedure
Take out the batteries and reinsert them after 5 seconds
Is the LED lighten?
Is the voltage of batteries lower than 2.5V?
Is the LCD display normal?
Is there any change on the voltage of chip IC1?
Is there any change on the voltage Q1?
Is there any change on the voltage LED?
The receiver fails
Normal
Replace batteries
LCD fails
Replace buttons
The chip fails
Replace audion
Emission tube fails
Check refer to the 5-2 part
Is there signal when the ON/OFF button was
pressed.
Is there music when the ON/OFF button was
pressed.
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