NEC HX4500 User Manual page 7

Installing a Power Supply ......................................................... 4-29
Removing a Power Supply........................................................ 4-30
Hot-Swapping a Power Supply ................................................. 4-30
Removable Media Devices ............................................................ 4-31
Installing a 5 1/4-Inch Device or 3 1/2-Inch Diskette Drive....... 4-33
Removing a 5 1/4-Inch Device or 3 1/2-Inch Diskette Drive ..... 4-37
Hard Disk Drives........................................................................... 4-38
Installing a Hard Drive ............................................................. 4-39
Removing a Hard Drive............................................................ 4-42
Hot-Swapping a Hard Drive...................................................... 4-43
Problem Solving ................................................... 5-1
Resetting the System........................................................................ 5-2
Troubleshooting Checklists.............................................................. 5-2
Initial System Startup ................................................................. 5-2
Running New Application Software............................................ 5-3
After System Has Been Running Correctly ................................. 5-4
Additional Troubleshooting Procedures ........................................... 5-5
Error Checking ........................................................................... 5-5
Troubleshooting Guide ............................................................... 5-5
Preparing the System for Diagnostic Testing.......................... 5-5
Monitoring POST While Running.......................................... 5-6
Verifying Proper Operation of Key System Indicators............ 5-6
Confirming Loading of the Operating System........................ 5-7
Specific Problems and Corrective Actions ....................................... 5-7
Power LED Does Not Light........................................................ 5-7
System Cooling Fans Do Not Rotate........................................... 5-7
No Characters Appear On Screen................................................ 5-8
Characters are Distorted or Incorrect........................................... 5-9
Floppy Disk Drive Activity LED Does Not Light ....................... 5-9
Hard Disk Drive Activity LED Does Not Light........................... 5-9
Problems with Application Software......................................... 5-10
Error Messages.............................................................................. 5-10
Alarm Indication during POST ................................................. 5-10
Alarm Indication during Operation ........................................... 5-13
CPU Error Messages ........................................................... 5-14
Memory Error Messages...................................................... 5-14
Status LED.................................................................................... 5-15
System Cabling ....................................................A-1
Before You Begin............................................................................A-2
Static Precautions ............................................................................A-2
RAID Configuration........................................................................A-3
Memory Configurations ........................................B-1
Memory DIMM Configurations.......................................................B-2
Glossary
Equipment Log
Contents v