620
SECTION 11
Troubleshooting and Maintenance
This section describes the action to take when NT31/NT31C errors occur, and how to carry out maintenance and inspection to
prevent the occurrence of errors.
11-1 Troubleshooting 606. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-2 Responding to Displayed Error Messages 609. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-2-1 Errors Occurring at Start of Operation and Their Remedies 609. . . . . . . . . . . . . . . . . . . . . .
11-2-2 Errors Occurring during Operation and Their Remedies 611. . . . . . . . . . . . . . . . . . . . . . . .
11-2-3 Errors Occurring on Screen Data Initialization and Transmission 612. . . . . . . . . . . . . . . . .
11-2-4 Errors in the System Installer Mode and Their Remedies 613. . . . . . . . . . . . . . . . . . . . . . .
11-2-5 Communication Errors and Their Remedies 614. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-3 Maintenance of the NT31/NT31C 616. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-3-1 Replacing the Battery 619. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-4 Inspection and Cleaning 621. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .