Dell PowerEdge 2550 - Manual (Page 33)

Back to Contents Page
Messages and Codes
Dell™ PowerEdge™ 2550 Systems Installation and Troubleshooting Guide
Application programs, operating systems, and the system itself are capable of identifying problems and alerting you to them. When a problem occurs, a
message may appear on the monitor screen or a beep code may sound.
Several different types of messages can indicate when the system is not functioning properly:
l System messages
l System beep codes
l Warning messages
l Diagnostics messages
l Alert messages
l Small computer system interface (SCSI) hard-disk drive indicator codes
This section describes each type of message and lists the possible causes and actions you can take to resolve any problems indicated by a message. To
determine what type of message you have received, read the following sections.
System Messages
System messages alert you to a possible operating system problem or to a conflict between the software and hardware. Table 3 -1 lists the system error
messages that can occur and the probable cause for each message.
Table 3-1. System Messages
System Messages
System Beep Codes
Warning Messages
Diagnostics Messages
Alert Log Messages From the Dell OpenManage™ Server Agent
SCSI Hard-Disk Drive Indicator Codes
NOTE: If you receive a system message that is not listed in Table 3 -1 , check the documentation for the application program that is running when the
message appears or the operating system documentation for an explanation of the message and recommended action.
Message Cause Corrective Action
Address mark not found Faulty diskette drive subsystem or hard-
disk drive subsystem (defective system
board) Replace the system board. See " Getting Help " for instructions
on obtaining technical assistance.
Alert! Single-bit memory error
previously detected in xxxx xxxxh
Improperly seated or faulty memory
modules Remove and reseat the memory modules. If the problem
persists, replace the memory modules. See "
Getting Help " for
instructions on obtaining technical assistance.
Alert! Unsupported memory in DIMM
slot(s)
Unsupported memory module(s) installed
in specified slot(s) Replace one or more memory modules so that all memory
modules are the same type.
Alert! Uncorrectable memory error
previously detected in xxxx xxxxh
Improperly seated or faulty memory
modules Remove and reseat the memory modules. If the problem
persists, replace the memory modules. See "
Getting Help " for
instructions on obtaining technical assistance.
Attachment failed to respond Diskette drive or hard-disk drive controller
cannot send data to associated drive Replace the drive. See " Getting Help " for instructions on
obtaining technical assistance.
Auxiliary device failure Mouse cable connector loose or improperly
connected, or defective mouse Check the mouse cable connection. If the problem persists,
replace the mouse.
Bad error-correction code(ECC) on
disk read
Controller has failed
Faulty diskette drive subsystem or hard-
disk drive subsystem (defective system
board) Replace the system board. See " Getting Help " for instructions
on obtaining technical assistance.
CD-ROM drive not found Improperly connected CD-ROM drive Check that the diskette drive/CD-ROM drive unit is seated
properly against the interposer board on the peripheral cage.
See "
Installing a Drive in the Peripheral Bay ." Replace the
drive. See " Getting Help " for instructions on obtaining technical
assistance.
CPUs with different level 2 cache
sizes detected
Two different types of microprocessors are
installed Install a correct version of the microprocessor so that both
micro-processors have the same level 2 cache size.
Data error Faulty diskette, diskette drive, or hard-disk
drive Replace the diskette, diskette drive, or hard-disk drive.
Decreasing available memory One or more memory modules improperly
seated or faulty Remove and reseat the memory modules. If the problem
persists, replace the memory modules. See "
Getting Help " for