2. Can't start
main board+power board output
Check the power key is under control?
Check the IR receiver is normal?
Replace the main board+power board
Replace the main board+power board
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Can't start(LED Blue)
=12V/24V?
Yes
No
No
No
No
Replace the main board+power board
Yes
Replace the main board+power board
Yes
Replace the IR board
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