A SERVICE OF

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System Maintenance Section 6-11
Check the screen data memory by following the menu operation from the Sys-
tem Menu shown below.
During the check, the message Checking Now... is displayed.
• On normal completion of the check, the message Memory Check OK is
displayed.
If an error is discovered in the check, the message Memory Check NG is
displayed.
Select Maintenance Mode.
Select I/O Check.
Select Device Check.
Ver 4.12
Select Screen Memory.
Press Execute.