Table Of Contents - Omron NJ Series Troubleshooting Manual

CONTENTS
Introduction............................................................................................................... 1
Relevant Manuals...................................................................................................... 2
Manual Structure ...................................................................................................... 3
Sections in this Manual............................................................................................ 5
Read and Understand this Manual.......................................................................... 9
Safety Precautions ................................................................................................. 13
Precautions for Safe Use ....................................................................................... 14
Precautions for Correct Use .................................................................................. 15
Regulations and Standards ................................................................................... 16
Unit Versions........................................................................................................... 18
Related Manuals ..................................................................................................... 21
Revision History ..................................................................................................... 24
Section 1 Overview of Errors
1-1 Overview of NJ-series Errors ................................................................................................. 1-2
1-1-1 Types of Errors............................................................................................................................ 1-2
1-1-2 CPU Unit Status.......................................................................................................................... 1-3
1-2 Fatal Errors............................................................................................................................... 1-4
1-2-1 Types of Fatal Errors................................................................................................................... 1-4
1-2-2 Checking for Fatal Errors ............................................................................................................ 1-4
1-3 Non-fatal Errors ....................................................................................................................... 1-5
1-3-1 Types of Non-fatal Errors ............................................................................................................ 1-5
1-3-2 Checking for Non-fatal Errors ................................................................................................... 1-12
1-3-3 Resetting Non-fatal Errors ........................................................................................................ 1-14
Section 2 Error Troubleshooting Methods
2-1 Troubleshooting Flowcharts................................................................................................... 2-2
2-1-1 Checking to See If the CPU Unit Is Operating............................................................................ 2-2
2-1-2 Troubleshooting Flowchart for Non-fatal Errors .......................................................................... 2-3
2-2 Troubleshooting Fatal Errors.................................................................................................. 2-4
2-3 Troubleshooting Non-fatal Errors .......................................................................................... 2-5
2-3-1 Identifying and Resetting Errors with the Sysmac Studio ........................................................... 2-5
2-3-2 Identifying and Resetting Errors with an NS-series PT .............................................................. 2-9
2-3-3 Identifying and Resetting Errors from the User Program.......................................................... 2-11
2-3-4 Checking for Errors with System-defined Variables.................................................................. 2-13
2-4 Troubleshooting When You Cannot Go Online from the Sysmac Studio......................... 2-14
2-4-1 Causes and Correction When You Cannot Go Online from the Sysmac Studio....................... 2-14
2-4-2 Troubleshooting for Each Cause............................................................................................... 2-15
NJ-series Troubleshooting Manual (W503)
CONTENTS
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