SERVICE MANUAL (COMMON)VersionDateSubject18/20181stIssueORIGINAL MANUAL ISSUE DATE:8/2018GN4UR CHASSISSegment : CSHISTORY INFORMATION FOR THE FOLLOWING MANUAL:OLED TV9-888-755-01For SM - Unique , please refer :9-888-755--Ax ( America )9-888-755-Cx ( China)9-888-755-Ex ( Europe )9-888-755-Px (Asia)