4.8.1. History of Maintenance and Repair

The history of maintenance and repair function is used by the users to save the maintenance records for reference. The current time can be inputted easily by using the time input button and the relevant content can be inputted by activating the soft keyboard. In addition, this can be used as a memo pad as it can be accessed easily from any section by using [R.(NO)]key→ [255]→[ENTER(YES)].