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Contents v
7 Technical Reference .....................................................................................91
Connector Pinouts...............................................................................................................91
Alarms 91
DC Power Input for DC-Input Power Supply Cage......................................................92
Serial Ports.................................................................................................................93
Configuration Jumpers ........................................................................................................94
System Recovery and Update Jumpers (J1E1) ..........................................................95
DSR/DCD Configuration Jumper (J6A2).....................................................................95
FRU List ..............................................................................................................................96
A POST Error Codes, Messages and FRU to Failure Information ...............98
POST Codes and Error Messages............................................................................103
POST Error Beep Codes ..........................................................................................106
PC Doctor Symtom to FRU.......................................................................................108
B Equipment Log and Configuration Worksheet ........................................110
Equipment Log..................................................................................................................110
C Solving Problems........................................................................................112
Resetting the System ........................................................................................................112
Initial System Startup.........................................................................................................112
Initial System Startup Checklist.................................................................................112
Running New Application Software....................................................................................113
Running New Application Software Checklist............................................................113
After the System Has Been Running Correctly..................................................................113
After the System Has Been Running Correctly Checklist ..........................................113
More Problem Solving Procedures....................................................................................114
Preparing the System for Diagnostic Testing ............................................................114
Monitoring POST ......................................................................................................114
Verifying Proper Operation of Key System Lights .....................................................114
Confirming Loading of the Operating System............................................................114
Specific Problems and Corrective Actions .........................................................................115
Power Light Does Not Light ......................................................................................115
No Characters Appear on Screen.............................................................................115
Characters Are Distorted or Incorrect........................................................................116
System Cooling Fans Do Not Rotate Properly ..........................................................116
Diskette Drive Activity Light Does Not Light ..............................................................116
Hard Disk Drive Activity Light Does Not Light ...........................................................116
CD-ROM Drive Activity Light Does Not Light ............................................................117
Cannot Connect to a Server .....................................................................................117
Problems with Network.............................................................................................117
PCI Installation Tips..................................................................................................118
Problems with Application Software...................................................................................118
Bootable CD-ROM Is Not Detected...................................................................................118
Problem Determination Tips..............................................................................................119
D Getting Information, Help, and Services...................................................120
Getting Information............................................................................................................120
Getting Help and Service..........................................................................................120