644
Troubleshooting
Section 12-2
■
Reference Information
Interrupt Task Errors
■
Reference Information
PLC Setup Errors
■
Reference Information
Option Board Errors
■
Reference Information
Battery Error
Error flag
Flash Memory Error Flag, A315.15
Other non-fatal flags, A402.00
Error code (A400)
None
Error information
None
Probable cause
Possible remedy
An interrupt task error occurs when the
Detect Interrupt task errors setting in the
PLC Setup is set to Detect and an attempt
is made to refresh a Special I/O Unit from
an interrupt task with IORF(097) while the
Unit’s I/O is being refreshed by cyclic
refreshing (duplicate refreshing).
Review the program to see whether detect-
ing interrupt task errors can be disabled or
avoided.
Error flag
Interrupt Task Error Flag, A402.13
Error code (A400)
008B
Error information
Interrupt Task Error, A426
Probable cause
Possible remedy
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 val-
ues.
Error flag
PLC Setup Error Flag, A402.10
Error code (A400)
009B
Error information
PLC Setup error location, A406
Probable cause
Possible remedy
A315.13 will turn ON if the Option Board
is removed while the power is being sup-
plied.
Turn OFF the power supply and then
install the Option Board again.
Error flags
Option Board Error Flag, A315.13
Other Non-fatal Error Flag, A402.00
Error code (A400)
---
Error information
---
Probable cause
Possible remedy
If the PLC Setup is set to detect battery
errors, this error will occur when there is
an error in the battery in the CPU Unit
(i.e., the voltage is low or a battery is not
mounted).
Check the battery connections.
When using battery-free operation, dis-
able connecting battery errors in the PLC
Setup.
Содержание CP1L-EL20DR-D
Страница 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Страница 4: ...iv...
Страница 10: ...x...
Страница 22: ...xxii...
Страница 34: ...xxxiv Software Licenses and Copyrights 7...
Страница 178: ...144 Connecting the CX Programmer Section 5 1 Click the Connect button to connect and then connection online is completed...
Страница 192: ...158 Trial Operation and Debugging Section 5 3...
Страница 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Страница 666: ...632 Trouble Shooting Section 11 7...
Страница 696: ...662 Standard Models Appendix A...
Страница 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Страница 836: ...802 PLC Setup Appendix G...
Страница 838: ...804 TCP Status Transitions Appendix H...
Страница 840: ...806 Ethernet Network Parameters Appendix I...
Страница 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Страница 844: ...810 Ethernet Specifications Appendix K...
Страница 851: ...Index 817 work words 118 write protection 447...
Страница 852: ...818 Index...
Страница 854: ...820 Revision History...
Страница 855: ......