Rose electronic CrystalView TWISTED PAIR KVM EXTENDER manual

Page 27

Picture on monitor is black and white, not color.

nThe video cable was not attached to the PC when it was booted. Reboot the PC.

A constant vertical wobble appears down the screen.

nThe CAT-5 cable connecting the Local and Remote Units could be located too close to a strong power source. Reroute the cabling if possible.

nIf interference is from strong signals from a nearby broadcast transmitter, a beat pattern will appear. Change the vertical refresh rate on the monitor slightly, such as from 60Hz to 70Hz.

Microsoft Windows or NT will only boot into low-resolution graphics mode.

nIf your graphics card supports VESA DDC (Display Data Channel), configure the graphics driver by explicitly indicating which make and model of monitor you have rather than by using DDC.

No sound at the Remote Units speakers or headphones.

nAudio cable loose or defective.

nAudio cable in the wrong connector.

nSound card “Line Out” muted.

No sound at the CPUs speakers when using a Microphone on the Remote Unit.

nMicrophone cable in wrong connector.

nSound card “MIC” input muted.

nMicrophone signal not amplified; increase sound card amplification by +20db. Add “MIC” jumper on the Remote Units daughter board to increase signal. Do not add this jumper if the microphone is already a powered microphone.

CRYSTALVIEW INSTALLATION AND OPERATIONS MANUAL

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Contents Installation and Operations Manual Limited Warranty Table of Contents Figures Introduction DisclaimerSystem introduction Features Package contents CompatibilityRose Electronics web site About this manual Remote Unit Local Single Unit Local Dual Unit ConnectorsModels CrystalView PC-modelSun model CrystalView SUN modelCrystalView PC-Serial/Audio model Mini model CrystalView Mini modelCrystalView cables CablesPower adapter Serial cableAudio cable Installation InstallationMini model See Figure PC-Serial/Audio model only. See FigureLocal / Remote unit cabling Cable length Jumper Setting Switch LengthConnecting cables PC / SUN / Serial/AudioSun cabling Mini cabling Connecting to a Rose switch Applying power All modelsMini Model Crystalview Installation and Operations Manual Commands to User selectable settings PC and SUN modelsSwitch Function Left OFF Right on EnabledAll model specific notes Dual, PC Serial/Audio model specific notesOperating Instructions Operating instructions- All unitsOperating instructions Dual unit Null mouse command ResetTroubleshooting TroubleshootingKeyboard and Mouse have locked up Video picture is not sharp or is smearedOnly video is required, but no picture appears No sound at the Remote Units speakers or headphones Picture on monitor is black and white, not colorConstant vertical wobble appears down the screen Technical Support ServiceService Information Maintenance and RepairSafety SafetySafety and EMC Regulatory Statements GroundingServicing 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
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