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Chapter 2 Operation of Diag.
3.2 Entering diag. Customer mode
1) Turn off the power.
2) Turn on the power while holding down “ ” and “ ” keys.
3) Release the fingers from these keys when “Diagnosing...” is displayed.
4) The “Customer Mode” and “ESS Diag” are displayed. (Entered the Diag. mode.)
3.3 Selecting Diag. item
The diagnosis setting items are configured as menus, which can be operated with the control panel
keys. Arrow keys select menu items and “ 3 ” key activates functions.
3.4 Change method parameters value
For parameter setting, pressing “ 3 ” key after selecting an item from the menu displays the
current setting value of the item. Then a numeric value selected by “ ” and “ ” keys are
written into the NVM by “ 3 ” key.
3.5 Executing/Exiting Diag. mode
The diagnosis can be executed by as follows.
1) A test item is displayed. “ 3 ” key fixed the test item.
2) The display prompts the user to start the test. Press “ 3 ” key and start the test.
The diagnosis can be stopped by as follows.
1) During the diagnosis test, press “ CANCEL ” key.
2) The diagnosis is stopped, and the display indicates the one step higher menu.
If an error occurs during the diag. sequence, the diagnosis displays the error and stops,
leaving the remaining items unperformed.
Pressing “ CANCEL ” or “ 3 ” key releases the error display, and then the menu items are
displayed.