Chapter 12 Troubleshooting
12-15
Description Remedy
16#140A
The communication with the
extension backplane is incorrect.
(SM9)
1. Check whether the extension backplane is connected
properly.
2. Check whether the extension backplane operates
normally, and make sure that the extension backplane
is not affected by noise.
16#140B
The number of network modules
Please decrease the number of network modules to the
number supported by the system.
16#140C
The checksum of the high-speed
data exchange is incorrect.
Check the module firmware version and contact the local
16#140D
The ID of the actual power supply
module is not the same as the ID
of the power supply module set in
Check whether the ID of the power supply module set in
HWCONFIG is the same as the ID of the actual power
supply module.
16#140E
The amount of data exchanged at
a high speed exceeds the
maximum amount supported.
Check the module firmware version and contact the local
authorized distributors.
16#140F
High-speed data exchange error
Check the module firmware version and contact the local
RTU IO module sending out error
Check the installation and power of the RTU IO modules.
16#1411
RTU IO module sending out
Check if the RTU IO modules function normally.
16#1421
Error occurs when a CPU module
reads settings from the Intelligent
Check the module firmware version and contact the local
authorized distributors.
16#1422
Error occurs when a CPU module
writes settings in the Intelligent
Check the module firmware version and contact the local
authorized distributors.
12.2.4
BUS FAULT LED Indicator’s Blinking
If the BUS FAULT LED blinks, please check the operating state of the module. Please refer to sections 12.4 in
this manual for more information about the LED indicators, and section 12.3 in this manual for more information
about the troubleshooting for I/O modules.
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