What was found
STAB TRIM CH 1 STATUS MESSAGE OCCURRED TWICE, ONCE ON CLIMB-OUT, ONCE ON TAXI IN. REPLACED HSTA AND MCU IAW AMM 27-40-00, 27-42-05 AND RECONNECTED LOOSE PINS AT P268. OPERATIONAL CHECK GOOD, PN: 7062-3, SN OFF: 934, PN: 8396-3 SN OFF: 794.