Table of contents
Never use alcohol, paint thinner or benzine to clean this unit.
Before using chemically treated cloth, carefully read the instructions that came with the cloth.
The unit may keep the user settings information in the unit. If you discard this unit either by disposal or transfer, then follow the procedure to return all the settings to the factory presets to delete the user settings. 
“To return all settings to the factory preset.”
The operation history may be recorded in the memory of this unit.