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NEC 5800, 120Mf manual Troubleshooting

Models: 120Mf 5800

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4-12 Troubleshooting

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NEC 5800, 120Mf manual Troubleshooting

Contents

EXPRESS5800/120Mf S e r v i c e G u i d ePage CONTENTS Notes on Using the ServerUnit Configuration TroubleshootingMaintenance Parts Preface PrefaceSafety Indications Notes on Using the Server ChapterABOUT WARNING LABELS SAFETY NOTES GeneralPower Supply and Power Code Use 1-4 Notes on Using the Server Use the authorized power cord onlyDo not stretch the cord harness Do not pinch the power cord Do not bend the power cord Keep chemicals away from the power cordInstallation, Relocation, Storage, and Connection Cleaning and Working with Internal Devices During Operation FOR PROPER OPERATION TRANSFER TO THIRD PARTY NEC Express serverProvided software DISPOSAL AND CONSUMABLES Advice for Health Adjustment of Display Unit AnglesAdjustment of Screen Brightness and Contrast Adjustment of Keyboard AngleUSER SUPPORT 1-12 Notes on Using the ServerOverview APPEARANCEChapter SPECIFICATIONS MajorMinor StandardUnit Configuration 120MfSPECIFICATIONS ChapterCONNECTOR LOCATION BLOCK DIAGRAMNAMES AND FUNCTIONS OF COMPONENTS 3-2 Unit Configuration3-3 Unit Configuration CABLE CONNECTION LIST 3-4 Unit ConfigurationTroubleshooting POST Error Message ListChapter 4-2 Troubleshooting 4-3 Troubleshooting 4-4 Troubleshooting 4-5 Troubleshooting 4-6 Troubleshooting 4-7 Troubleshooting Error Beep Codes 4-8 TroubleshootingPOST Codes 4-9 TroubleshootingReason 4-10 Troubleshooting Reason4-11 Troubleshooting Reason4-12 Troubleshooting Preventive Maintenance PERIODIC MAINTENANCEMAINTENANCE BY USER Chapter5-2 Preventive Maintenance Installing Internal Optional Devices PREPARING FOR INSTALLATION AND REMOVALChapter POWER SUPPLY CAGE Removing the Power supply unit CAGEInstalling the Power supply unit CAGE 6-3 Installing Optional Internal DevicesInstalling the FAN unit FAN UNITRemoving the FAN unit HDD FAN UNITInstalling the New Motherboard MOTHERBOARDRemoving the Motherboard Making Backup Copies of NVRAM Information Restoring NVRAM Information 6-7 Installing Optional Internal Devices6-8 Installing Optional Internal Devices If the System is Unable to Make Backup Copies of NVRAM Information 6-9 Installing Optional Internal Devicesg. The device type list is displayed. Select the target device type Updating SDR FW Mounting a Heat Sink on the CPURemoving the Motherboard Refer to the Express Server User’s guideBe sure to respect the specified order when removing components d. Remove the screws fixing the Motherboarde. Take out the Motherboard carefully so as to avoid damaging it 6-13 Installing Optional Internal Devices CPU socketRetention module Retention moduleHow to Attach the Motherboard 5. Fix the other side of retention module SCSI BACK PANEL SCSI-B.P & SAF-TE BOARD Removing the SCSI-B.PInstalling the SCSI Back Panel CD-ROM DRIVE Removing the CD-ROM DriveFLOPPY DISK DRIVE Removing the FDDFRONT BEZEL Removing the Front BezelFRONT SUB BEZEL Removing the Front Sub BezelFRONT PANEL BOARD Removing the Front Panel BoardOTHER OPTION PARTS RACK MOUNT CONVERSIONExpress5800/120Mf can be converted to a rack mount system Refer to the User’s Guide shipped with the server6-24 Installing Optional Internal Devices Maintenance Parts MAINTENANCE PARTS LISTChapter 7-2 Maintenance Parts ABOUT THE USE OF SCREWS TRANSPORTING THE UNITChapter 8-2 Notes