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Original post by: Peter Moh ,

Title:

It chime when switch on but after login there is no sound ie no output

Text:

It chime when switch on but after login there is no sound ie no output device found. After login, the  volume symbol light up but when I tried to adjust volume the symbol light goes out. Tried  SMC, NVRAM reset but the same happen. Any idea what is the problem.

Device:

MacBook Pro 13" Touch Bar Late 2016

Status:

open