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235
SECTION 7
Troubleshooting and Maintenance
This section describes the action to take when NT20S errors occur, and how to carry out maintenance and inspections to
prevent the occurrence of errors.
7-1
Hardware Faults
236
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2
Responding to Displayed Error Messages
237
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2-1 Errors Occurring when the Power is Turned ON
237
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2-2 Errors Occurring During Operation
237
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2-3 Errors Occurring on Screen Data Initialization
237
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2-4 Communication Errors
237
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-3
Maintenance of the NT20S
239
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-4
Inspection and Cleaning
241
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Summary of Contents for NT20S
Page 1: ...Cat No V020 E1 04 NT20S Programmable Terminal OPERATION MANUAL ...
Page 2: ...i ...
Page 3: ...ii ...
Page 4: ...iii NT series Programmable Terminal Operation Manual Revised August 1997 ...
Page 5: ...iv ...
Page 7: ...vi ...
Page 11: ...x ...
Page 19: ...xviii ...
Page 129: ...110 ...
Page 169: ...150 ...
Page 253: ...234 ...