Rose electronic CrystalView TWISTED PAIR KVM EXTENDER manual Troubleshooting

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TROUBLESHOOTING

Troubleshooting

The troubleshooting section is used as a guide to understanding the capabilities of the CrystalView and for general troubleshooting. If you have any problems or questions concerning the installation, operation or usage of the CrystalView that is not covered in this manual, please contact Rose Electronics for technical support.

PC boots with no error messages but keyboard does not work.

nCable is loose; re-seat keyboard cable at the CPU and the Local CrystalView Unit reset the keyboard and mouse.

nKeyboard and mouse cables reversed.

nTry a different model of keyboard. If the new keyboard works, the original one may not be compatible. Some older auto- sensing keyboards may not work with this product.

Wrong or missing characters from those typed.

nThe keyboard may be in the wrong mode. Reset the keyboard.

nPower down and reboot the system.

PC always comes up with a keyboard error message at boot.

nIf the system appears to work fine after pressing F1 or ESC, adjust your BIOS setup so that the PC does not test the keyboard.

Connecting a keyboard to the Unit affects video.

nChange to a newer keyboard. Some older model keyboards require a current higher than that supplied by the CrystalView.

nInstall a supplemental power supply to the keyboard connector on the Local Unit. See Appendix C for part number.

PS/2 cursor appears on the screen, but mouse doesn’t work.

nReset the mouse. (See Table 4)

nCable is loose, re-seat the mouse cable and reset the mouse. Keyboard and mouse cables reversed.

nTry a different model of mouse.

nPower off and on the Remote Unit

Mouse movement is erratic.

nReset the keyboard and mouse. (See Table 4)

nIssue a Null Mouse Command (up to 3 times), (See Table 5)

nReload the application and/or reboot the PC. If this problem persists call Rose Electronics technical support.

CRYSTALVIEW INSTALLATION AND OPERATIONS MANUAL

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Contents Installation and Operations Manual Limited Warranty Table of Contents Figures Disclaimer IntroductionSystem introduction Features Compatibility Package contentsRose Electronics web site About this manual Models ConnectorsCrystalView PC-model Remote Unit Local Single Unit Local Dual UnitSun model CrystalView SUN modelCrystalView PC-Serial/Audio model Mini model CrystalView Mini modelCrystalView cables CablesSerial cable Power adapterAudio cable Installation InstallationMini model See Figure PC-Serial/Audio model only. See FigureConnecting cables Cable length Jumper Setting Switch LengthPC / SUN / Serial/Audio Local / Remote unit cablingSun cabling Mini cabling Applying power All models Connecting to a Rose switchMini Model Crystalview Installation and Operations Manual Switch Function Left OFF Right on User selectable settings PC and SUN modelsEnabled Commands toAll model specific notes Dual, PC Serial/Audio model specific notesOperating instructions- All units Operating InstructionsOperating instructions Dual unit Null mouse command ResetTroubleshooting TroubleshootingVideo picture is not sharp or is smeared Keyboard and Mouse have locked upOnly video is required, but no picture appears Picture on monitor is black and white, not color No sound at the Remote Units speakers or headphonesConstant vertical wobble appears down the screen Service Information ServiceMaintenance and Repair Technical SupportSafety SafetyGrounding Safety and EMC Regulatory StatementsServicing Appendices Appendix A. General specificationsRJ45 8-Pin Wire Color PairPart Number Description Appendix C. Parts and cablesAppendix E. Rack mount instructions FCC/IC STATEMENTS, EU Declaration of Conformity Stancliff Road Houston, Texas Phone 281