9. TROUBLESHOOTING
9-10
(4) The equipment automatically goes into standby mode or restarts.
a) The digital LEDs for status indications show alphanumeric characters and the system goes into standby mode.
Possible cause
This is a hardware error notification from the RAS software or is being displayed by a user application.
b) A warning or error message is recorded in the event log.
Possible cause
There is an error in the hardware or software.
c) Neither a nor b
Possible cause
There is a problem with a cable connection, or the AC power supply is unstable.
1. Check the characters displayed on the digital LEDs for status indications.
●
If one of the status indication LEDs is lit in red, this is a hardware error notification from the RAS software.
See 9.6.1 POST messages and take appropriate action.
●
If one of the status indication LEDs is lit in green, a user application is using the LEDs to display characters.
Contact your system administrator or maintenance personnel.
Action
1. Check the description of the messages in the
System
or
Application
category in the event log and take
action accordingly. (See 9.4 Event Log
.
)
2. If the source of the message is a component purchased by the user, contact the supplier.
Action
1. Make sure that the power cord is securely plugged in.
2. If the symptom persists after step 1, the AC power supply might be unstable. Verify that the AC power voltage is
appropriate.
Action
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