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8.1 Error Processing and Recovery Methods
8.1.1 Checking error description using System Monitor of GX Developer
8
TROUBLESHOOTING
CHAPTER8 TROUBLESHOOTING
This chapter describes the troubleshooting, error code and warning code of the QD64D2.
Before performing a troubleshooting for the QD64D2, check that the CPU module does
not have any errors.
For error details of the CPU module, refer to the following manual.
QCPU User's Manual(Hardware Design, Maintenance and Inspection)
8.1 Error Processing and Recovery Methods
8.1.1 Checking error description using System Monitor of GX Developer
Error codes can be checked by selecting [Module's Detailed Information...] on the [System
Monitor] screen of GX Developer.
(1) GX Developer operation
Select [Diagnostics] [System Monitor] [QD64D2]
(2) Checking error codes
Error code that is stored in the error code (Un\G18) is displayed in the [Present Error]
field.(Either one of channels 1 and 2)
(By clicking the button, error code of the present error on each channel
is displayed in order of channel 1 to 2. Note that this is not a history.)
Figure 8.1 [Module's Detailed Information] screen
[Display format]
The error codes in Section 8.11.1 "Error code
list" are shown in decimal notation.
Select [DEC] because the initial value is set to
[HEX].
[Display contents]
Error code of the channel
Channel number that has an error
[2500] indicates that the error code 500 is occurring on CH2.
[Present Error]
Indicates error code 500 "ring counter upper/lower
limit value setting error".
Section 8.11.1