214
System Maintenance Section 6-11
Note 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 243).
6-11-8 Checking Interfaces
The NT31/NT31C allows the following communications functions to be
checked.
• Communications with the Support Tool page 214
• Communications at serial ports page 215
• Communications with printers page 218
Checking
Communications with the
Support Tool
Check communications with the Support Tool by following the menu operation
from the System Menu shown below.
Select Maintenance Mode.
Select I/O Check.
Select I/F Check.
Ver 4.12