What was found
LEFT FMC MCDU 1L KEY NO TACTILE FEEL. ACFT GROUNDED. REPLACED THE LT FMCS CDU KEYBOARD IAW M 34-61-01, OPS CKS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT FMC MCDU 1L KEY NO TACTILE FEEL. ACFT GROUNDED. REPLACED THE LT FMCS CDU KEYBOARD IAW M 34-61-01, OPS CKS NORMAL.