Rose electronic CAT5 Troubleshooting, PC boots with no error messages but keyboard does not work

Contents 10707 Stancliff Road Phone 281Houston, Texas INSTALLATION AND OPERATIONS MANUALLIMITED WARRANTY FEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO-FREQUENCY INTERFERENCE STATEMENTSCE DECLARATION OF CONFORMITY FCC/IC STATEMENTS, EU DECLARATION OF CONFORMITYTABLE OF CONTENTS ContentsFigures TablesINTRODUCTION DisclaimerSystem introduction Features CompatibilityPackage contents DVI or VGAReceiver Transmitter Local KVM access Transmitter No local KVM access ConnectorsMODELS PC modelRack model CrystalView Pro CAT5 to Rose switch cable CABLESCrystalView Pro CAT5 cables Transmitter unit to CPU cableON-SCREEN DISPLAY OSD Device Control - OSDSelect graphic source menu The brightness / contrast menu enables you to adjust Figure 5. Color / Color temp menu Figure 6. Image menu Figure 7. Tools menu Manually adjust the OSD No auto-detection of pixels and phase INSTALLATION InstallationTransmitter to Receiver cabling Cable typeMaximum distance CAT-5SET-UP instructions Mixed DVI and VGA Pixel clock set correctly Applying power Operating instructions - Local KVM access OPERATING INSTRUCTIONSOperating instructions Frame RatesTROUBLESHOOTING TroubleshootingPC boots with no error messages but keyboard does not work Wrong or missing characters from those typedSmeared characters SERVICE Service InformationMaintenance and Repair Technical SupportSAFETY SafetySafety and EMC Regulatory Statements Safety information GroundingServicing Appendix A. General specifications APPENDICESAppendix C. Firmware updates Appendix B. Parts and cablesPart Number DescriptionAppendix D. Rack mount instructions Appendix E. Rack mount illustration10707 Stancliff Road Phone 281Houston, Texas