Daher-Socata TBM 900 Pilot's Information Manual page 115

PILOT'S OPERATING HANDBOOK
GOVERNOR REGULATION CONTROL NOT OPERATING
May indicate a failure of the governor control.
1 - Continue the flight.
2 - If Np < 2000 RPM, do not perform a go-around and do not use the reverse.
In that case, the go-around performance and the reverse efficiency might be lower than expected. The airplane
repair is mandatory before any other flight.
Edition 0 -- October 31, 2013
Rev. 1
EMERGENCY PROCEDURES
SECTION 3
EASA Approved
Page 3.4.3