JRC JAN-7201S Instruction Manual page 80

19.4.3 Confirming the operation of the operation
unit [Key Test]
Confirm the operation of the keys of the operation unit.
1
Click on the [Menu] button on the left Tool Bar.
The menu is displayed.
2
Click on the [Maintenance] - [Selftest] - [Key Test] button on the menu.
3
Click on the [Key Test Start] button.
Key Test window is displayed.
Section 19 Maintenance & Inspection 19-22