Fujitsu B120 manual Flickering stripes on the monitor screen, No screen display or display drifts

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Troubleshooting and tips

Flickering stripes on the monitor screen

Brightness control is set to dark

ÊSet the brightness control to bright. For detailed information, please refer to the Operating Manual supplied with your monitor.

Power cable or monitor cable not connected

ÊSwitch off the monitor and the server.

ÊCheck whether the power cable is properly connected to the monitor and to the power outlet.

ÊCheck whether the monitor cable is properly connected to the server and monitor (if it is plugged in with a connector). If a separate graphics card is installed in the server, then the monitor cable must be connected to the connection of this graphics card.

ÊSwitch on the monitor and the server.

7.4Flickering stripes on the monitor screen

!

Switch off the server immediately.

Monitor does not support the set horizontal frequency

ÊFind out which horizontal frequency your monitor screen supports. You will find the horizontal frequency (also known as line frequency or horizontal deflection frequency) in the documentation of your monitor.

ÊRefer to the documentation for your operating system or the corresponding driver software for the screen controller for how to set the correct horizontal frequency for your monitor, and follow the procedure accordingly.

7.5No screen display or display drifts

The wrong horizontal frequency and/or resolution has been selected for the monitor or for the application program.

ÊFind out which horizontal frequency your monitor screen supports. You will find the horizontal frequency (also known as line frequency or horizontal deflection frequency) in the documentation of your monitor.

ÊRefer to the documentation for your operating system or the corresponding driver software for the graphics card for how to set the correct horizontal frequency for your monitor, and follow the procedure accordingly.

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A26361-K646-Z102-1-7619

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Contents Primergy B120 Are there Page A26361-K646-Z102-1-7619 Primergy B120 Operating ManualPage Contents Contents Features IntroductionSystem board Hard disk subsystemIntroduction Features Power supplyService and Support High level of availability and failure protectionTechnical data Electrical data standard power supplyNotational conventions IntroductionStandards Mechanical dataEnvironmental conditions Noise levelSafety Installation and operationImportant notes Before operating the deviceImportant notes Safety Poper operation of the system, warranty featuresBatteries CE certificate Important notesModules with electrostatic sensitive components Other important notesFCC Class B Compliance Statement Transporting the serverDisposal and recycling Environmentally friendly product design and developmentTake-back, recycling and disposal Further information on environmental protectionPage Installation Installation stepsUnpacking the server Instructions on connecting and disconnecting cables Setting up the tower serverInstallation Connecting cablesConnecting the tower server to the line voltage 125 240Installing rack-server in/removing from rack Connecting the monitor to the line voltageMounting the slide-in module Installation Installing the slide-in module Fitting spring nutsMounting cage nuts Connecting the rack server to the line voltage Installation Prepare the keyboard Prepare the keyboardConnecting devices to the server Tower RackConnecting devices to the server Enabling access to the accessible drives Preparation for use and operationUnlocking/locking the tower server Enabling access to the hard disk drives Preparation for use and operationOperation controls Indicators Drive indicatorsOperation controls Switching the server on and off Monitor screenServer is switched off Server is switched onOther switch-on methods Specified switch-on time/switch-off timeConfiguring the server Configuration with ServerStartConfiguration without ServerStart Installing the operating systemLocking the tower server Fitting the hard disk coverCleaning the server Locking the serverPage Opening and closing the server Opening and closing the tower serverOpening and closing the rack server Opening and closing the serverOpening and closing the rack server Page Property and data protection Page Troubleshooting and tips Operation indicator remains darkServer switches itself off Screen stays blankTroubleshooting and tips Flickering stripes on the monitor screenNo screen display or display drifts System does not boot No mouse pointer displayed on the screenFloppy disk cannot be read or written Time and/or date is not correctDrives dead at system boot Error messages on the screenDisk Array Controller configuration is incorrect Added drive defectiveSystem components and expansions Scsi hard disk subsystemScsi hard disk drives System components and expansionsRAID level 0 RAID level 1 and 5 without standby hard diskReplacement of Scsi hard disk drive during operation Function of the indicators Green indicatorOrange indicator Installing/removing a Scsi hard disk drive Scsi platter for four 1-inch hard disk slide-in modules Accessible drives IDE driveScsi drive Installing/Removing an accessible 5 ¼-inch drive Open the server see Opening and closing the serverChanging the floppy disk drive Removing/installing boards Installing/removing the chipDISK ChipDISK for RemoteViewConfiguring the chipDISK Replacing the system fan Adapter module System boardPage Index ECCIndex KeyboardSCSI-ID Troubleshooting and tips