Bus Fault Led Indicator's Blinking - Delta AH500 Hardware Operation Manual

Error
Description
code
The communication with the
16#140A extension backplane is incorrect.
(SM9)
The number of network modules
16#140B
exceeds the limit. (SM9)
The checksum of the high-speed
16#140C
data exchange is incorrect.
The ID of the actual power supply
module is not the same as the ID
16#140D
of the power supply module set in
HWCONFIG. (SM9)
The amount of data exchanged at
a high speed exceeds the
16#140E
maximum amount supported.
(SM10)
High-speed data exchange error
16#140F
(SM11)
16#1410 RTU IO module sending out error
RTU IO module sending out
16#1411
warnings
Error occurs when a CPU module
16#1421 reads settings from the Intelligent
module configuration
Error occurs when a CPU module
16#1422 writes settings in the Intelligent
module configuration

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.
C h a p t e r 1 2 Tr o u b l e s h o o t i n g
Remedy
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.
Please decrease the number of network modules to the
number supported by the system.
Check the module firmware version and contact the local
authorized distributors.
Check whether the ID of the power supply module set in
HWCONFIG is the same as the ID of the actual power
supply module.
Check the module firmware version and contact the local
authorized distributors.
Check the module firmware version and contact the local
authorized distributors.
Check the installation and power of the RTU IO modules.
Check if the RTU IO modules function normally.
Check the module firmware version and contact the local
authorized distributors.
Check the module firmware version and contact the local
authorized distributors.
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