Dell PowerEdge 1750 - Manual (Page 5)

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Indicators, Codes, and Messages
Dell™ PowerEdge™ 1750 Systems Service Manual
The system, applications, and operating systems can identify problems and alert you to them. Any of the following can indicate when the system is not
operating properly:
l System indicators
l System messages
l Beep codes
l Warning messages
l Diagnostics messages
l Alert messages
This section describes each type of message, lists the possible causes, and provides steps to resolve any problems indicated by a message. The system
indicators and features are illustrated in this section.
Indicators on the Optional Bezel
The optional system bezel incorporates a system status indicator divided into blue and amber system status indicators. See Figure 3 -1 . The blue indicator
lights up when the system is operating correctly. The amber caution indicator lights up when the system needs attention due to a problem with power
supplies, fans, system temperature, system memory, or hard drives.
Table 3 -1 lists the system's indicator patterns. Different patterns are displayed as events occur in the system.
Figure 3-1. System Status Indicators
Table 3-1. System Status Indicator Patterns
Indicators on the Optional Bezel
Front-Panel Features
Back-Panel Features
Power-Supply Features
System Messages
System Beep Codes
System Board LED Codes
Warning Messages
Diagnostics Messages
Alert Messages
Blue Indicator Amber Caution Indicator Description
Off Off Power is not available to the system, or power is available to the system, but the system is not powered
on.
Off Blinking The system has detected an error.
On Off Power is on, and the system is operational.
Blinking Off The indicator has been activated to identify the system in a rack.
NOTE: While the system is being identified, the blue indicator blinks even though an error has been detected. After the system is identified, the blue
indicator stops blinking and the amber indicator resumes blinking.