As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SB680A-25-15 (REPLACEMENT OF THE SMOKING/FASTEN SEAT BELT SIGN IN THE AFT LAVATORY). STEP 4.D CONTAINS AN ERROR. THE SB STATES TO INSTALL A WIRE AND PIN INTO ALL THREE CONNECTOR SOCKETS. THE NEW LIGHT ONLY HAS 2 WIRES, SO ONE CONNECTOR SLOT IS LEFT EMPTY. ACCOMPLISHED TEXTRON AVIATION MEMO FP220406 DATED APRIL 6, 2022; ACCOMPLISH SB680A-25-15 REV. 1 WITH A CHANGE TO STEP 4.D.