Omron NT631C manual Checking Interfaces, Checking Communications with the Support Tool

System Maintenance Section 6-11

The voltage is within the normal range. or

The voltage is lowered. is displayed.

After confirming the result of the check, press Quit. The NT631/NT631C returns to the DEVICE CHECK MENU screen.

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 241).

6-11-8 Checking Interfaces

The NT631/NT631C allows the following communications functions to be checked.

• Communications with the Support Tool	page 209
• Communications at serial ports	page 210
• Communications with printers	page 213

Checking Communications with the Support Tool

Check communications with the Support Tool by following the menu operation from the System Menu shown below.

Ver 4.12 Select Maintenance Mode.

Select I/O Check.

Select I/F Check.

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