NEC Express5800 series User Manual page 8

Replacing a Fan Module..............................................................................................4-43
5.25-Inch Peripheral Drives..............................................................................................4-44
Preliminary Considerations .........................................................................................4-44
Drive Cables ................................................................................................................4-44
IDE Requirements .......................................................................................................4-44
SCSI Requirements .....................................................................................................4-44
EMC Compliance of 5.25-inch Removable Media Device Bays ................................4-44
Removing a 5 1/4-Inch Device....................................................................................4-48
5 Problem Solving
Problem Solving .................................................................................................................5-2
Static Precautions ...............................................................................................................5-2
Troubleshooting Checklists ................................................................................................5-3
Initial System Startup ....................................................................................................5-3
Running New Application Software .............................................................................5-4
After System Has Been Running Correctly...................................................................5-5
Diagnostic Procedures ........................................................................................................5-6
Error Checking ..............................................................................................................5-6
Troubleshooting Guide..................................................................................................5-6
Preparing the System for Diagnosing Problems ....................................................5-6
Monitoring POST ..................................................................................................5-7
Verifying Proper Operation of Key System Indicators .........................................5-8
Confirming Loading of the Operating System ......................................................5-8
Specific Problems and Corrective Actions .........................................................................5-9
Power LED Does Not Light ..........................................................................................5-9
Incorrect or No Beep Code............................................................................................5-9
No Characters Appear on Screen ................................................................................5-10
Characters are Distorted or Incorrect ..........................................................................5-10
System Cooling Fans Do Not Rotate...........................................................................5-10
Diskette Drive Activity LED Does Not Light .............................................................5-11
CD-ROM Drive Activity Light Does Not Light .........................................................5-11
Problems with Application Software...........................................................................5-11
Bootable CD-ROM Is Not Detected............................................................................5-12
Problems with the Network ..............................................................................................5-12
Plug and Play Installation Tips.........................................................................................5-12
Error Messages .................................................................................................................5-13
POST Error Codes and Messages................................................................................5-13
POST Error Code Hardware References.....................................................................5-22
Fans......................................................................................................................5-22
Processors (CPUs) ...............................................................................................5-22
Memory ...............................................................................................................5-22
How to Identify BIOS and BMC Revision Levels ...........................................................5-23
A Technical Specifications
Server Unit.........................................................................................................................A-2
B Interrupt Request/ PCI IRQ Device/ I/O Port Address Assignments
Interrupt Request Assignments.......................................................................................... B-2
PCI IRQ Device Assignments ........................................................................................... B-3
I/O Port Address Assignments........................................................................................... B-5
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