The memory test mode is for checking the on-board memory IC functions. GOOD is displayed for normal ICs and BAD for abnormal ICs.
When the test is completed, if the results are as shown above, testing is satisfactory.
It takes approximately 30 seconds to complete the test. If the period exceeds thirty seconds, there may be a malfunction.
After finishing the test, pressing the test sw or start button allows the menu mode to return to the screen.