474
Troubleshooting
Section 9-2
PLC Setup Errors
■
Reference Information
Built-in Analog I/O Errors
■
Reference Information
CPU Bus Unit Errors
■
Reference Information
0.0.
→
9.b.
→
→
→
PLC Setup setting error location
Seven-segment display
Probable cause and possible remedy
0.0.
→
9.b.
→ →
0.0.
→
0.0.
→
PLC Setup
Internal address: 0000 hex
A set value error occurred in the PLC Setup.
The address of the error is stored in A406 in 16-bit binary.
Correct the PLC Setup with correct values.
→
0.1.
→
f.f.
→
PLC Setup
Internal address: 01FF hex
Error flag
PLC Setup Error Flag, A402.10
Error code (A400)
009B
Error information
PLC Setup error location, A406
Seven-segment
display
Probable cause and possible remedy
0.0.
→
8.a.
→
A315.14 will turn ON when a built-in analog I/O error occurs and
stops the operation of built-in analog I/O.
Find and remove the cause of the error.
Error flags
Built-in Analog I/O Error Flag, A315.14
Other Non-fatal Error Flag, A402.00
Error code (A400)
---
Error information
Analog Input 0 Open-circuit Error Flag, A434.00
Analog Input 1 Open-circuit Error Flag, A434.01
Analog Input 2 Open-circuit Error Flag, A434.02
Analog Input 3 Open-circuit Error Flag, A434.03
Seven-segment display
Probable cause and possible remedy
0.2.
→
0.0.
→
CPU Bus Unit
error, unit num-
ber 0
A data exchange error has occurred between the
CPU Unit and one of the CPU Bus Units.
Note Information on where the data exchange error
occurred (i.e., between the CPU Unit and what
unit number) is stored in A417. Check the Unit
given in A417.
Refer to the manual for the relevant Unit and remove
the cause of the error. Then turn ON the Restart Bit or
cycle the power supply.
Replace the Unit if operation is not restored when the
Unit is restarted.
0.2.
→
0.f.
→
CPU Bus Unit
error, unit num-
ber F
Error flag
CPU Bus Unit Error Flag, A402.07
Error code (A400)
0200 to 020F
Error information
CPU Bus Unit Error Unit Number Error Flags, A417
Summary of Contents for CP1H-CPU - 05-2006
Page 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Page 3: ...iv...
Page 11: ...xii TABLE OF CONTENTS...
Page 15: ...xvi...
Page 19: ...xx...
Page 31: ...xxxii Conformance to EC Directives 6...
Page 71: ...40 Function Blocks Section 1 5...
Page 133: ...102 Computing the Cycle Time Section 2 7...
Page 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Page 411: ...380 Clock Section 6 8...
Page 519: ...488 Replacing User serviceable Parts Section 10 2...
Page 527: ...496 Standard Models Appendix A...
Page 535: ...504 Dimensions Diagrams Appendix B...
Page 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Page 659: ...628 PLC Setup Appendix G...
Page 665: ...634 Index work words 159 write protection 370...
Page 667: ...636 Revision History...