Error Codes And Led Indicators - 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

12.4 Error Codes and LED Indicators

A.
Columns
a.
Error code: If the error occurs in the system, the error code is generated.
b.
Description: The description of the error
c.
CPU status: If the error occurs, the CPU stops running, keeps running, or in the status defined by
users.
 Stop: The CPU stops running when the error occurs.
 Continue: The CPU keeps running when the error occurs.
 Self-defined: The status of the CPU can be defined by users. Please refer to section 8.2.1 in this
manual for more information.
d.
LED indicator status: If the error occurs, the LED indicator is ON, OFF, or blinks.
 ERROR: The system error
 BUS FAULT: The I/O bus error
 Module ERROR: The module error

LED indicators
LED indicator
ERROR
CPU
BUS FAULT
Module ERROR
1 2 - 6 2
The status of the CPU
ON: A serious error occurs in the system.
OFF: The system is normal.
Blinking: A slight error occurs in the system.
The status of the I/O bus
ON: A serious error occurs in the I/O bus.
OFF: The I/O bus is normal.
Blinking: A slight error occurs in the I/O bus.
The status of the module
ON: A serious error occurs in the module.
OFF: The module is normal.
Blinking: A slight error occurs in the module.
Description