Delta AH02HC-5A, Hardware Manual

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Chapter 9 Troubleshooting
Error
Description Remedy
code
16#0022
The CPU parameter
downloaded to the PLC is
incorrect.
Download the CPU parameter again.
16#0050
The memories in the latched
special auxiliary relays are
abnormal. After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0051
The latched special data
registers are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0052
The memories in the latched
auxiliary relays are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0053
The latched timers are
abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0054
The latched counters are
abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0055
The latched 32-bit counters
are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0056
The memories in the latched
timers are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0057
The memories in the latched
counters are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0058
The memories in the latched
32-bit counters are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#0059
The latched data registers are
abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
16#005A
The latched working registers
are abnormal.
After users reset the CPU module or restore it to the
factory setting, they can download the program and
the parameter again.
9.1.2 ERROR LED Indicator’s Blinking
Error
code
Description Remedy
16#000A
Scan timeout
(SM8: The watchdog timer
error
)
1. Check the setting of the watchdog timer in
HWCONFIG.
2. Check whether the program causes the long
scan time
16#000C
The program downloaded to
the PLC is incorrect. After users compile the program again, they can
download the program again.
16#000E
The program or the parameter
is being downloaded, and
therefore the PLC can not run.
After the program or the parameter is downloaded
to the PLC, users can try to run the PLC.
16#0018
The serial port is abnormal.
(SM9) Retry the connection. If the error still occurs, please
contact the factory.
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