System Maintenance
Note
6-11-8 Checking Interfaces
Checking
Communications with the
Support Tool
After confirming the result of the check, press Quit. The NT631/NT631C
returns to the DEVICE CHECK MENU screen.
When The voltage is lowered is displayed, replace the built-in battery immedi-
ately. For details on the replacement method, refer to 7-3-1 Replacing the Bat-
tery (page 241).
The NT631/NT631C allows the following communications functions to be
checked.
• Communications with the Support Tool page 209
• Communications at serial ports
• Communications with printers
Check communications with the Support Tool by following the menu operation
from the System Menu shown below.
Ver 4.12
The voltage is within the normal range. or
The voltage is lowered. is displayed.
page 210
page 213
Select Maintenance Mode.
Select I/O Check.
Select I/F Check.
Section 6-11
209
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