mis-set1
/ˌmɪsˈsɛt/adjective
That has been incorrectly set.
Origin
1920s; earliest use found in Margaret Mead (1901–1978), anthropologist. From mis-set, past participle of mis-set.
mis-set2
/ˌmɪsˈsɛt/verb
[with object] To adjust or calibrate (a device or its controls) incorrectly.
Origin
Middle English (in an earlier sense). From mis- + set.