NEC MC2400 - Manual (Page 7)

Contents v
Upgrading Your System ....................................................... 1
General Information .............................................................................................................. 2
Static Precautions .................................................................................................................. 2
Preparing Your System for Upgrade ..................................................................................... 3
Equipment Log ...................................................................................................................... 3
Opening the Front Door......................................................................................................... 3
Removing a Side Panel.......................................................................................................... 4
Installing a Side Panel ........................................................................................................... 5
Modifying the System Board................................................................................................. 6
Replacing the Real-time Clock Battery............................................................................ 6
Replacing a Pentium Processor ........................................................................................ 8
Removing the Pentium II Processor (S.E.C. Version).............................................. 9
Installing the Pentium II Processor (S.E.C. Version) ............................................. 10
Replacing the Pentium III Processor (SECC2 Version) ......................................... 12
Removing and Installing the Cooling Baffle.................................................................. 14
DIMMs ........................................................................................................................... 15
Memory DIMM Configurations ............................................................................. 16
Installing DIMMs ................................................................................................... 17
Removing DIMMs.................................................................................................. 18
Option Boards...................................................................................................................... 19
Installation Considerations ............................................................................................. 19
Installing an Option Board ............................................................................................. 20
Removing an Option Board............................................................................................ 23
Installing a RAID Controller Board .................................................................................... 23
Hard Disk Drives ................................................................................................................. 24
Installing or Swapping a Hard Disk Drive in a Hot-swap Bay ...................................... 25
Installing or Swapping a Hard Disk Drive ..................................................................... 26
Removable Media Devices.................................................................................................. 29
Installing a 5.25-Inch Media Device .............................................................................. 30
Removing a 5.25-Inch Device........................................................................................ 35
Problem Solving................................................................. 5-1
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
Additional Troubleshooting Procedures .............................................................................5-6
Preparing the System for Diagnostic Testing................................................................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..........................................................................................5-10
No Characters Appear on Screen ................................................................................5-10
Characters are Distorted or Incorrect ..........................................................................5-11
System Cooling Fans Do Not Rotate ..........................................................................5-11
Diskette Drive Activity LED Does Not Light.............................................................5-11
CD-ROM Drive Activity Light Does Not Light .........................................................5-12