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B04xx
B04xx
8 codes, from B0420 to B0490.
B0420
Audio System Internal Failure
B0425
Audio Amplifier Internal Failure
B0440
Bluetooth Module Fault
B0445
USB Hub Fault
B0450
Microphone Circuit
B0455
Display Module Internal Failure
B0460
Bluetooth Antenna Circuit
B0490
Display Backlight Circuit