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NEC 5800, 120Mf manual Troubleshooting

Models: 120Mf 5800

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4-2 Troubleshooting

On-screen error message		Description	Cause	Action
0271	Check data and time	The real-time clock	Unusual time setup of	1. Reset Setup parameters
	setting	time setting is incorrect.	RTC	2. Replace Motherboard

0280	Previous boot	The last boot is	Default value was set.	Reset Setup parameters
	incomplete - Default	imperfect.
	configuration used
02B0	Diskette drive A error	A floppy disk A error	FDD error	Replace FDD
02B1	Diskette drive B error	A floppy disk B error
02B2	Incorrect Drive A type	Incorrect drive A type	Incorrect settings	Reset Setup parameters
	- run SETUP
02B3	Incorrect Drive B type	Incorrect drive B type
	– run SETUP
02D0	System cache error -	A system cache error	1. CPU failed	1. CPU Exchange
	Cache disabled		2. Motherboard failed	2. Replace Motherboard
02D1	System Memory	The memory exceeds	Motherboard failed	Replace Motherboard
	exceeds the CPU's	the limit of the cache of
	caching limit.	CPU.
02F4	EISA CMOS not	It cannot write in EISA
	write able	CMOS.
02F5	DMA Test Failed	DMA test error
02F6	Software NMI Failed	Software NMI error
02F7	Fail-safe Timer NMI	Fail-safe Timer error
	Failed
0611	IDE configuration	The composition error
	changed	of IDE
0612	IDE configuration	The composition device
	error-device disabled	error of IDE
0613	COM A configuration	The composition error
	changed	of COM A
0614	COM A config. error-	The composition device
	device disabled	error of COM A
0615	COM B configuration	The composition error
	changed	of COM B
0616	COM B config. Error-	The composition device
	device disabled	error of COM B
0617	Floppy configuration	The composition error
	changed	of Floppy
0618	Floppy config. error -	The composition device
	device disabled	error of Floppy
0619	Parallel port	The composition error
	configuration changed	of Parallel port
061A	Parallel port config.	The composition device
	error - device disabled	error of Parallel port
0B00	Rebooted during	The system re-started
	BIOS boot at Post	during BIOS boot
	Code
0B01	Rebooted during OS	The system re-started
	boot.	during OS boot

Image 26

NEC 5800, 120Mf manual Troubleshooting

Contents

EXPRESS5800/120Mf S e r v i c e G u i d ePage Unit Configuration CONTENTSNotes on Using the Server TroubleshootingMaintenance Parts Preface PrefaceSafety Indications ABOUT WARNING LABELS Notes on Using the ServerChapter SAFETY NOTES GeneralPower Supply and Power Code Use Do not stretch the cord harness Do not pinch the power cord 1-4 Notes on Using the ServerUse the authorized power cord only 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 Provided software TRANSFER TO THIRD PARTYNEC Express server DISPOSAL AND CONSUMABLES Adjustment of Screen Brightness and Contrast Advice for HealthAdjustment of Display Unit Angles Adjustment of Keyboard AngleUSER SUPPORT 1-12 Notes on Using the ServerChapter OverviewAPPEARANCE Minor SPECIFICATIONSMajor StandardSPECIFICATIONS Unit Configuration120Mf ChapterNAMES AND FUNCTIONS OF COMPONENTS CONNECTOR LOCATIONBLOCK DIAGRAM 3-2 Unit Configuration3-3 Unit Configuration CABLE CONNECTION LIST 3-4 Unit ConfigurationChapter TroubleshootingPOST Error Message List 4-2 Troubleshooting 4-3 Troubleshooting 4-4 Troubleshooting 4-5 Troubleshooting 4-6 Troubleshooting 4-7 Troubleshooting Error Beep Codes 4-8 TroubleshootingReason POST Codes4-9 Troubleshooting 4-10 Troubleshooting Reason4-11 Troubleshooting Reason4-12 Troubleshooting MAINTENANCE BY USER Preventive MaintenancePERIODIC MAINTENANCE Chapter5-2 Preventive Maintenance Chapter Installing Internal Optional DevicesPREPARING FOR INSTALLATION AND REMOVAL POWER SUPPLY CAGE Removing the Power supply unit CAGEInstalling the Power supply unit CAGE 6-3 Installing Optional Internal DevicesRemoving the FAN unit Installing the FAN unitFAN UNIT HDD FAN UNITRemoving the Motherboard Installing the New MotherboardMOTHERBOARD 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 Removing the Motherboard Updating SDR FWMounting a Heat Sink on the CPU Refer to the Express Server User’s guidee. Take out the Motherboard carefully so as to avoid damaging it Be sure to respect the specified order when removing componentsd. Remove the screws fixing the Motherboard Retention module 6-13 Installing Optional Internal DevicesCPU socket 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 BoardExpress5800/120Mf can be converted to a rack mount system OTHER OPTION PARTSRACK MOUNT CONVERSION Refer to the User’s Guide shipped with the server6-24 Installing Optional Internal Devices Chapter Maintenance PartsMAINTENANCE PARTS LIST 7-2 Maintenance Parts Chapter ABOUT THE USE OF SCREWSTRANSPORTING THE UNIT 8-2 Notes