640X480 Graphics Test; Video Error Message; Miscellaneous Diagnostics; Printer Adapter Test - Epson Equity LT-386SX User Manual

640x480 Graphics Test

This test checks the 640x480 graphics display of the VGA
adapter. (In LCD mode, colors are converted to 16 shades of
gray.)

Video Error Message

The following error message may appear during the Adapter
Test:
DISPLAY MEMORY R/W ERROR
The Adapter Test detected a read/write error in the display
memory. This indicates a problem with the display controller.
Contact your dealer.

Miscellaneous Diagnostics

The tests listed in the Miscellaneous submenu provide a
complete diagnostics check of the parallel and serial ports.

Printer Adapter Test

This test checks the parallel port and the printer by sending a
pattern to the printer. If the printer does not print the pattern,
the test has failed.
D-38 System Diagnostics