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Error code: 3000

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Description :

• AC shut-off

Explanation and causes :

• The AC power has been shut off due to a power failure, unplugged, power supply board failure, or main board failure or the like.

Check points and solutions :

• Check the connection of the AC cable, and if there is abnormality, correct it. Replace the Power Supply Board Assy. Replace the Main Board Assy.