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To check the monochrome adapter, press 1 and then Enter.
The computer checks the video RAM (cl’+14 I, ‘ty memory) on the display adapter by writing certain data to memory, then reading it back and compr- ing it to the written data. The video enable signal of the display controller chip is also tested.
Attribute checkTo check the display attributes of the adapter card, press 2 and then
Enter.
A series of messages are displaced showing examples of all the possible display attributes (normal intensity high intensity, blinking, reversed charac- ters, and underlining. Check the information displayed on your screen, and then respond to the prompt:
Is the display correct (Y/N)?
Press Y and then Enter if the display is correct.
If the display attributes are not correct, adjust the brightness and contrast on your display monitor. If they are still incorrect, press N and
Enter.
Contact your Epson dealer to make sure that your monitor is able to display all the attributes available, and to ensure that your monitor cable is not damaged.