Error Led Indicator's Blinking - Delta AH500 Hardware Operation Manual

A H 5 0 0 H a r d w a r e a n d O p e r a t i o n M a n u a l

12.2.2 ERROR LED Indicator's Blinking

Error
Description
code
Scan timeout
16#000A
(SM8: The watchdog timer error)
The program downloaded to the
16#000C
PLC is incorrect.
The program or the parameter is
16#000E being downloaded, and therefore
the PLC can not run.
The serial port is abnormal.
16#0018
(SM9)
16#0019 The USB is abnormal. (SM9)
Incorrect system backup file
16#001A
(DUP)
The communication setting of
16#0033
COM1 is incorrect. (SM9)
The setting of the station address
16#0034
of COM1 is incorrect. (SM9)
The setting of the communication
16#0035
type of COM1 is incorrect. (SM9)
The communication setting of
16#0038
COM2 is incorrect. (SM9)
The setting of the station address
16#0039
of COM2 is incorrect. (SM9)
The setting of the communication
16#003A
type of COM2 is incorrect. (SM9)
An error occurs when the system
16#0066
is backed up.
The length of the restored system
parameters exceeds the length of
16#0067
the CPU module system
parameters.
16#0068 Corrupted symbol table
16#0069 Corrutped EIP parameters
1 2 - 8
Remedy
1. Check the setting of the watchdog timer in
HWCONFIG.
2. Check whether the program causes the long scan time
After users compile the program again, they can
download the program again.
After the program or the parameter is downloaded to the
PLC, users can try to run the PLC.
Retry the connection. If the error still occurs, please
contact the local authorized distributors.
Retry the connection. If the error still occurs, please
contact the local authorized distributors.
Generate a new system backup file fore restoration.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the CPU
module in HWCONFIG again.
1. Check whether the memory card is normal, and
whether the capacity of the memory card is large
enough.
2. Retry the backup procedure. If the error still occurs,
please contact the local authorized distributors.
This error code is a warning code.
Download the symbol table again.
After users reset the CPU module or restore it to the
factory setting, they can download the program and the
parameter again.