5.2.2. Starting Up
To use the self-diagnosis function, you should first display the self-diagnosis menu on the operation panel.
The self-diagnosis menu is completely independent of the normal operation mode and self-diagnosis display mode. To call
up the self-diagnosis menu, follow the steps below.
Step 1 : If the system is in the operation mode or the self-diagnosis menu mode, press the [POWER] key to power off
the unit.
The power is turned off.
Step 2 : Press and hold the [F2] key, [F4] key, and [MENU *] key simultaneously. While holding down these keys, press
the [POWER] key.
The system will enter the self-diagnosis mode and display the self-diagnosis menu.