As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOTHROTTLE WOULD NOT DISCONNECT WHEN THE #1 THRUST REVERSER LEVER DISCONNECT SWITCH IS PUSHED (NORMAL DISCONNECT USING #2). GROUNDED - YES. REMOVED AND REPLACED #1 THRUST LEVER A/T DISCONNECT SWITCH REF B737-800 AMM 22-31-51/401. 1 C/B OPENED, TAGGED, AND RESET. ALL OPS TEST PASS.