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Lindy PRO Extender

1. eeeeeeeeeees 38 4 Lindy Extender configuration Options ssssseeeeesseeseeeees 39 4 1 RS232 protocol options 2 cccceeeeeeeeeeeeeceeeeeeeseeeeeeeeeeeeeeeaseeeeeeeeeeeeees 39 4 2 Mouse mode and mouse switching of channels ccceeeeeeeeeeeeeees 40 4 3 Resetting all configuration options to their default state ee 41 Appendices A Cable and connector specifications eeeeeeeeeeeeeeeeseeseessessssesseseeeees 42 B Problem solving ccccccccceeeeeeeeeeeeeeeeeeeeeaeceeeeeeeeeeeeaaaaaaeeeeeeeeseeeeaaaseeeeeeeeseeeees 47 Lindy Extender Installation and Use Page 5 1 Introduction Thank you for purchasing the Lindy Extender Your Lindy Extender is designed to transfer keyboard video mouse and RS232 signals up to 200 metres over Category 5 twisted pair cable The Lindy Extender system consists of a transmitter XL anda receiver XR unit that are connected together by a twisted pair cable The XR unit connects to your keyboard monitor and mouse and the XL unit connects to the computer system that is to be controlled The Lindy Extender is supplied in both standard Lindy Extender and enhanced Lindy Extender Pro formats In addition to the features supported by the Lindy Extender the Lindy Extender Pro system supports stereo audio and microphone signals and extra connectivity options This additional connectivity enables a second keyboard monitor m
2. Lindy Extender Installation and Use Page 13 A suitable mouse driver for your PC s Supported types are PS 2 or RS232 two button mouse driver any manufacturer Microsoft mouse driver including IntelliMouse Logitech mouse driver including two button three button and wheel mouse If you have the Lindy Extender Pro then you may also require An additional set of computer cables to connect your additional computer to the Lindy Extender Pro XR unit An additional keyboard mouse and monitor of the type described above to connect to the Lindy Extender XL unit One or two sets of stereo speakers One or two microphones If you require to connect serial devices you may also require Suitable conversion cables to connect your particular type of RS232 device Refer to appendix A for more details Use of PS 2 and RS232 style mice with the Lindy Extender The mouse connections from Lindy Extender to PCs support either a PS 2 or an RS232 mouse Lindy Extender automatically converts from the PS 2 mouse commands to RS232 serial mouse commands Serial mice types are selected by using an adapter as described in Appendix A The 9 pin D type serial ports on the Lindy Extender may also be configured to support serial mice but this setup is less ideal and is therefore not generally recommended The Lindy Extender will operate without a mouse connected if you do not wish to use one Lindy Extender Installation and Use
3. and 1 or HOTKEYs and 2 on the Lindy Extender Pro Lindy Extender Installation and Use Page 33 HOTKEYs and L Disconnects the Lindy Extender XR s keyboard and mouse from the computer that they are controlling and switches off all the red status lights The video signal is switched off If a password has not been set then the Lindy Extender can be re enabled by selecting a computer using HOTKEYs and TAB or HOTKEYs and 1 or HOTKEYs and 2 on the Lindy Extender Pro If a password has been set then the Lindy Extender will alternately flash the NUM and SCROLL and then the CAPS lock lights on the keyboard connected to the XR unit This indicates that a valid password must be entered to unlock the Lindy Extender Simply type the same key combination as was set during configuration see section 3 9 followed by the RETURN key Note if anyone has typed at the keyboard whilst in secure mode it will be necessary to type RETURN first to clear the invalid password then type the valid password followed by RETURN again HOTKEYs and 1 selects the remote computer attached to the XL unit HOTKEYs and 2 selects the local computer attached to the XR unit Lindy Extender Pro only HOTKEYs and TAB Selects the next computer remote or local HOTKEYs and RETURN Enters video compensation configuration mode Examples of common hotkey sequence
4. A limits for radio noise emissions from digital apparatus set out in the radio interference regulations of the Canadian Department of Communications Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la classe A prescrites dans le r glement sur le brouillage radio lectriques publi par le minist re des Communications du Canada Lindy Extender Installation and Use Page 3 Contents MPT OGUCEI ON 22sec cece EEE EEDA 6 Tel Lindy Extender 1eatures isisa oiean 6 1 2 Additional Lindy Extender Pro features ccccceeeeeeeeeeeeeeeeeeeeeeeeees 7 1 3 Prod ct IMFO MIT a TOM a ceca cacetea ce reenact ener nn een 8 1 4 Package contents a siavtieccnsndeanennndanmenendeemenandanmenendegmenandenmenemdenmennmdeninaent ce 11 2 INS TAIATION IEE 13 Zo Wihat you will neodiario a aaa a A E E E 13 2 2 Mounting the Lindy Extender nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nenna 15 23 CONNECNG YOUR JEV CES essiensa ires 15 24 Contig rng your PO S viscetuedercedud iuadutedenetdatedeiuadstdedcedetede naaa aa aaa ataa 18 2 6 Configuring the Lindy Extender e ccccceecceeeeeeseeecceeeeeeeeeeeesseeeeeeeeeeees 18 2 7 Setting the Option switches eeeeeeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 19 2 8 Setting the video COMPENSATION eeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeenes 22 2 9 Configuring the u
5. Installation and Use Page 37 For example to enter OPENUP as the password type the following whilst in configuration mode AAR Ee What to do if your Lindy Extender is locked and you have lost or forgotten the password If your Lindy Extender is locked and you have lost or forgotten the password then you may clear the password if you have access to the XL unit To clear the password power down the XR unit and switch option switch 5 on the XL unit to the on position see section 2 7 When you next power on the XR unit it will go straight into configuration mode allowing you to clear or change the password You will then need to set option switch 5 on the XL unit back to its default off position or the XR unit will go into configuration mode every time that you switch it on 3 10 Querying the Lindy Extender s firmware version For technical support purposes it is sometimes useful to know the firmware version of the Lindy Extender The Lindy Extender can report its firmware version using a configuration mode function To find the firmware version of your Lindy Extender connect to a computer that is showing the DOS prompt or is running a text editor or word processor package On the Lindy Extender this will be the computer connected to the XL unit On the Lindy Extender Pro this may be the computer connected to the XL unit or the computer connected to the XR unit It doesn t matter what package this is provided that the character
6. XR unit Extension cables may by used see appendix A for maximum cable Mouse lengths Figure 4 A typical Lindy Extender installation Lindy Extender Installation and Use Page 16 Computer controlled by either keyboard monitor mouse set Keyboard mouse speakers jee X L P RS232 microphone ee r O device and monitor A cables high f quality tri coax receives video cable lt data recommended XL unit does not normally require a power adapter but this may optionally be used Keyboard mouse speakers micro phone and monitor cables high quality tri coax video cable Category 5 recommended twisted pair cable up to ee Computer controlled 200 metres A by XR unit s keyboard long E pe monitor mouse only T RS232 Ss device lt N r O transmits and receives data Monitor XR unit AF requires SF a power i adapter R e Micro supplied Speakers phone Keyboard Figure 5 A typical Lindy Extender Pro installation Lindy Extender Installation and Use Page 17 2 4 Configuring your PC s Configure your PC in the same way that you would if your keyboard mouse speakers microphone and monitor were all connected directly to your PC but bearing in mind the following points Lindy Extender emulates Microsoft compatible serial IntelliMouse and PS 2 mice so ensure that your PC software is configured
7. end 9 pin female connector Lindy Extender end 9 pin male connector All lines connected straight through 1 1 2 2 3 3 etc Lindy Extender to printer with 25 way connector Lindy Extender end 9 pin male Printer end 25 pin male connector connector 2 3 3 2 4 20 5 7 6 6 8 5 Lindy Extender Installation and Use Page 46 Appendix B Problem Solving Problem Video picture is lost during very high audio output Action Reduce the maximum audio output level Lindy Extender Installation and Use Page 47 Lindy Junior Extender Enhanced Features The performance and specification of your Lindy Extender has been enhanced with the addition of a transparent serial port This serial port will automatically configure itself to the baud rate used by your computer and does not require configuration It supports all baud rates and protocols up to 57 600 baud In addition the connector on the XR unit has been changed to enable devices that would normally have been plugged directly into the computer to be plugged directly into the XR unit This enhanced serial port provides improved compatibility with touch screens mice PLCs and modems Summary of Enhanced Features e Plug devices that would normally be plugged into the computer s 9 way male COM port connector directly into the 9 way male connector on the Lindy Junior Extender XR unit e Use a straight through all lines co
8. for a Microsoft mouse of the correct type Refer to the list of supported drivers in section 2 1 Lindy Extender supports VGA SVGA XGA XGAZ type monitors but does not support the automatic detection features available with some plug and play monitors and video cards If you have this type of video card and monitor you should select the video mode manually instead of relying upon the automatic detection feature The sound quality of the Lindy Extender Pro s audio speaker channels is maximised by setting the maximum possible audio output level from your PC You can then adjust the speaker volume to suit The sound quality of the Lindy Extender Pro s audio microphone channels is maximised by setting the minimum possible audio input level to your PC 2 5 Configuring the Lindy Extender The Lindy Extender is supplied in a default state that is suitable for most applications except that the video compensation needs to be adjusted to match the characteristics of the twisted pair cable The video only needs to be compensated once during setup as the compensation value is stored by the Lindy Extender and retained even when the power is off The Lindy Extender is configured using the following 1 Option switches see section 2 7 The option switches on the side of the Lindy Extender select the keyboard hotkey combination that is used to access video compensation configuration mode They also control some other hardware related
9. lock comes on with NUM and CAPS off The rate of flashing indicates the level of video compensation applied by the video compensation amplifiers A slow flash rate indicates a small amount of compensation short twisted pair cable distance A fast flash rate indicates a greater level of video compensation for longer cables NUM CAPS and SCROLL lock lights flash together NUM CAPS SCROLL NUM CAPS SCROLL LOCK LOCK LOCK LOCK LOCK LOCK N 7 Ne of N 7 7 Em M M M A ANZA ANZASN The Lindy Extender Pro flashes the NUM CAPS and SCROLL lock light together on the keyboard attached to the XL unit or the keyboard attached to the XR unit to indicate that the other keyboard currently has control of the computer connected to the XL unit These lights will stop flashing when a timeout has occurred and the computer connected to the XL unit is free for use by either keyboard mouse set Lindy Extender Installation and Use Page 32 NUM and SCROLL lock flash alternately with CAPS lock NUM CAPS SCROLL NUM CAPS SCROLL LOCK LOCK LOCK LOCK LOCK LOCK NX 7 pP N 7 NX 7 ys m E E gt M oe ZAN ZAN ZAN The Lindy Extender alternately flashes NUM and SCROLL lock and then CAPS lock on the keyboard attached to the XR unit to indicate that the Lindy Extender is currently locked and is awaiting a password to be entered by the user to unlock the Lindy Extender 3 4 Keyboard hotkey control Lindy Extender XR unit may be set to respond to various keyboar
10. received from the XR unit and the keyboard and mouse attached to the XR unit have control of the PC The keyboard and mouse attached to the XR unit do not have control of the PC Keyboard or mouse data has been received from the keyboard and mouse attached to the XL unit which currently have control of the PC The keyboard and mouse attached to the XL unit do not have control of the PC Meaning Lindy Extender is on Lindy Extender is off Remote PC attached to XL unit is selected Remote PC attached to XL unit is not selected FLASHING Remote PC is selected and keyboard mouse ON OFF data if being received Local PC attached to XR unit is selected Local PC attached to XR unit is not selected FLASHING Local PC is selected and keyboard mouse data if being received Lindy Extender Installation and Use Page 31 3 3 Keyboard NUM CAPS and SCROLL lock indicators The Lindy Extender uses the keyboard NUM CAPS and SCROLL lock lights to indicate various operating conditions as follows NUM CAPS and SCROLL lock lights flash in sequence NUM CAPS SCROLL LOCK LOCK LOCK N 7 Em aa N A A The Lindy Extender flashes the NUM CAPS and SCROLL lock lights in sequence on the keyboard connected to the XR unit to indicate that the Lindy Extender is in video compensation configuration mode The NUM lock light comes on first with CAPS and SCROLL off Then the CAPS lock comes on with NUM and SCROLL off and finally the SCROLL
11. required video compensation HOME Selects no video compensation BAE PG UP Increases the video compensation coarse adjustment Increases the video compensation fine adjustment gt PG DN Decreases the video compensation coarse adjustment Ny Decreases the video compensation fine adjustment B Various other keys may also be used to select operating options see section 2 10 As you change the video compensation setting you will see the sharpness of the picture change The Lindy Extender calculates the required brightness automatically You will need more video compensation for longer twisted pair cable distances Adjust the video compensation until you achieve the best picture If you add too much compensation then the picture may be lost If this happens reduce the compensation to restore the picture Lindy Extender Installation and Use Page 23 The best compensation setting may be set using the following technique e Press until you observe white trailing edges on the right hand side of black text or graphics Black object e Press and release several times until the white trailing edges just disappear STEP 4 Press to exit from compensation mode The Lindy Extender saves the selected video compensation setting when you exit from compensation mode This setting is retained within the Lindy Extender even when the power is off and so unless you change the twisted pair cable you will not need to
12. 2 and IntelliMouse compatible mice may be connected to the Lindy Extender You may configure your CPUs using Microsoft PS 2 or IntelliMouse drivers in any combination as required The IntelliMouse features are supported on both PS 2 and RS232 CPU connections When using PS 2 CPU connections the Lindy Extender will automatically configure itself to the type of mouse requested by the driver el Lindy Extender Pro XR channels are not switchable by a 3 button mouse or IntelliMouse default El Lindy Extender Pro XR channels are switchable by a 3 button mouse or IntelliMouse 4 3 Resetting all configuration options to their default state To reset all the Lindy Extender s configuration options to the default state and return all the Lindy Extender settings to their default state press the following whilst within configuration mode By resetting all the configuration options to their default state you will also clear the password but you will not change the video compensation setting Lindy Extender Installation and Use Page 41 Appendix A Cable and connector specifications IMPORTANT NOTE The maximum cable lengths supported vary widely between devices and cables It may be possible to use cables that are longer than those specified below with certain PCs and peripherals but this cannot be guaranteed If you experience problems try using shorter cables A1 Keyboard monitor mouse microphone and speakers connections Al
13. 2 metres long 2 PS 2 keyboard mouse cables 2 metres long 1 Serial mouse adapter plugs onto end of PS 2 cable 1 AT keyboard adapter plugs onto end of PS 2 cable Lindy Extender Pro cable pack This cable pack is suitable for connecting your computer to the Lindy Extender Pro XL unit or the Lindy Extender Pro XR unit Your PS 2 keyboard PS 2 mouse monitor stereo speakers and microphone may be plugged into the Lindy Extender Pro directly Quantity Description 1 High resolution tri coax video cable 2 metres long 2 PS 2 keyboard mouse cables 2 metres long 2 Stereo speaker microphone audio cables 2 metres long 1 Serial mouse adapter plugs onto end of PS 2 cable 1 AT keyboard adapter plugs onto end of PS 2 cable Lindy Extender Installation and Use Page 12 2 Installation 2 1 What you will need A category 5 or better twisted pair cable of the required length to connect the Lindy Extender XL and XR units together These cables contain 4 pairs of twisted wires Specifications and recommended cable types are given in appendix A Lindy Extender supports cable lengths up to 200 metres Structured wiring within buildings may also be used together with suitable patch cables but the number of cable connections should be kept to a minimum to maximise signal quality Cables to connect the Lindy Extender XL unit to your computer Cable specifications are given in appendix A Cable packs are available for the Lindy Extend
14. Business Machines Corporation Logitech MouseMan and Pilot Mouse are trademarks of Logitech Inc Microsoft and Windows are registered trademarks and IntelliMouse is a trademark of Microsoft Corporation Velcro is a trademark of Velcro USA Inc Lindy Extender Installation and Use Page 2 Radio Frequency Energy A Category 5 or better twisted pair cable must be used to connect the Lindy Extender units in order to maintain compliance with radio frequency energy emission regulations and ensure a suitably high level of immunity to electromagnetic disturbances All other interface cables used with this equipment must be shielded in order to maintain compliance with radio frequency energy emission regulations and ensure a suitably high level of immunity to electromagnetic disturbances European EMC directive 89 336 EEC This equipment has been tested and found to comply with the limits for a class A computing device in accordance with the specifications in the European standard EN55022 These limits are designed to provide reasonable protection against harmful interference This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio or television reception However there is no guarantee that harmful interference will not occur in a particular installation If this equipment does cause interference to radio or televi
15. PS 2 mice 6 pin mini DIN male connector to 6 pin mini DIN male connector with all lines connected straight through 1 1 2 2 etc If the PC has a 5 pin DIN AT style keyboard connector you will need a PS 2 to AT keyboard adapter 6 pin mini DIN female to 5 pin DIN male readily available For self powered operation of the XL unit without the optional power adapter the cables should be no longer than 3 metres For operation with the power adapter cables should be no longer than 20 metres RS232 serial mice these require a special converter to connect the RS2382 lines present on the Lindy Extender mouse ports to the RS232 port on a PC 6 pin mini DIN female 9 pin D female takes cable from AdderLink plugs into PC serial port DCD RXD TXD 12V DTR GND DSR RTS Cables should be no longer than 20 metres Speaker and microphone cables Screened audio cables with a stereo audio jack on both ends should be used Where possible keep the cable lengths to a minimum The maximum recommended length is 5 metres Lindy Extender Installation and Use Page 43 A3 Twisted pair cable Many types of twisted pair cables are available You may use unshielded twisted pair UTP or shielded twisted pair STP cable with the Lindy Extender Ensure that the cable you use is of Category 5 or better specification The Lindy Extender uses the following pairs on the twisted pair RJ45 jack connector If your cable is terminated for networki
16. Page 14 2 2 Mounting the Lindy Extender The Lindy Extender has been designed to be used either on a desktop or mounted in a 19 inch rack If the Lindy Extender is to be mounted in a 19 inch rack then you will need the optional rack mounting kit part code RMK AL The Lindy Extender may also be mounted on a suitable vertical surface such as the side of a desk with the use of strong Velcro strips 2 3 Connecting your devices Ensure that the power adapter is disconnected from the Lindy Extender and that all the devices which are to be attached are switched off Connect your devices to the Lindy Extender or Lindy Extender Pro as shown in figures 4 and 5 Ensure that the cables are no longer then the maximum cable lengths specified in appendix A Any unused computer or peripheral connections can be left unconnected To connect computers with serial mouse connections and AT style keyboard connections use the adapters supplied in the cabling pack as shown below Alternatively if you have chosen not to purchase the cable pack refer to appendix A for cable specifications PS 2 style Extender as_TOUSE cable afi CPU serial port mouse port 9 pin D type connector 6 pin mini DIN PS 2 to serial connector mouse adapter PS 2 style Extender go cable an m CPU keyboard port keyboard port 5 pin standard DIN connector 6 pin mini DIN PS 2 to AT connector keyboard adapter The Lindy Extender is now ready for use and will start to operate a
17. RN the command will have been accepted and the num caps and scroll lock lights will go back to flashing in sequence When you have finished selecting options return to normal operation by pressing 2 10 Summary of Lindy Extender configuration options Full details of each of the configuration options and their uses are given in section 4 el Set RS232 baud rate to 1200 default see section 4 1 at set RS232 baud rate to 9600 Query Lindy Extender firmware version see section 3 10 el Resets all user configurable options to the default state see 4 3 Lindy Extender Installation and Use Page 25 HJ io al Mouse compatible RS232 protocol default overrides all other RS232 settings see section 4 1 H 2 an RS232 protocol uses hardware handshaking H 3 al RS232 protocol uses no handshaking 1200 baud max al Lindy Extender Pro channels are not switchable by a 3 button mouse or IntelliMouse default see section 4 2 al Lindy Extender Pro channels are switchable by a 3 button mouse or IntelliMouse see section 4 2 al Reset mouse function see section 2 12 al Reset IntelliMouse function see section 2 12 al PASSWORD El Sets a security password see section 3 9 al El Clears the security password see section 3 9 l RS232 protocol uses 1 stop bit see section 4 1 kJ amp D O RS232 protocol uses 2 stop bits default al RS232 protoco
18. SWITCH LINDY LINDY KVM Extender Manual Installation and Use 32390 LINDY Extender 32393 LINDY Extender PRO LINDY Extender contains fine video compensation amplifiers to maximise the video quality for any given length of twisted pair cable To adjust the compensation and sharpen the video picture refer to section 2 8 Lindy Extender Installation and Use About this manual Lindy Extender Installation and Use First edition September 1999 Part No ADD0035 1 All rights reserved Whilst every precaution has been taken in the preparation of this manual Lindy assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein We reserve the right to change the specifications functions and circuitry of the product without notice Safety information For use in dry oil free indoor environments only Warning live parts contained within power adapter No user serviceable parts within power adapter do not dismantle Plug the power adapter into a socket outlet close to the Lindy Extender unit that it is powering Replace the power adapter with a manufacturer approved type only Do not use the power adapter if the power adapter case becomes damaged cracked or broken or if you suspect that it is not operating properly if you use a power extension cord with the Lindy Extender make sure the total ampere rating
19. ble view when Extender is Computer speaker connection fixed to the rack mouse connection ra mounting bracket oar pasar hidden from view connection hidden serial style Z from view Option f I S e switches f AX Monitor connection Bape Ne Micro ana activi A phone status red A Stereo connection indicators speaker Connection connection for PS 2 Connection Sr i style mouse for PS 2 adapter Lindy Extender style keyboard User supplied with Pro XR unit peripheral connections Extender Pro Figure 2 Lindy Extender Pro XL transmitter and XR receiver Lindy Extender Installation and Use Page 9 Remove rubber feet from Extender unit before fitting onto rack mouting kit Lindy Extender 19 inch rack mounting kit Counter sunk amp screws supplied with rack mounting kit amp Figure 3 Mounting the Lindy Extender in the optional 19 inch rack mounting kit Lindy Extender Installation and Use Page 10 1 4 Package contents Lindy Extender package contents Quantity Description 1 Lindy Extender XL transmitter unit 1 Lindy Extender XR receiver unit 1 Instruction manual 1 Power adapter for the XR receiver unit Please note that the XL transmitter unit does not normally require a power adapter because it draws its power from the computer via the keyboard interface cable A second power adapter is therefore NOT SUPPLIED but may be pur
20. chased separately for video only applications Lindy Extender Pro package contents Quantity Description 1 Lindy Extender Pro XL transmitter unit 1 Lindy Extender Pro XR receiver unit 1 Instruction manual 1 Power adapter for the XR receiver unit Please note that the XL transmitter unit does not normally require a power adapter because it draws its power from the computer via the keyboard interface cable A second power adapter is therefore NOT SUPPLIED but may be purchased separately for video only applications Lindy Extender 19 inch rack mount kit Quantity Description 1 Mounting assembly for 19 inch racks 2 Counter sunk screws for fixing Lindy Extender to mounting assembly The rack mount kit is suitable to mount the XL or XR unit into a 19 inch rack If you required to mount both the XR and the XL units in 19 inch racks then you will need two rack mount kits The kit is suitable for the Lindy Extender and the Lindy Extender Pro Lindy Extender Installation and Use Page 11 Lindy Extender cable pack This cable pack is suitable for connecting your computer to the Lindy Extender XL unit It is also suitable for connecting your computer to the Lindy Extender Pro XL unit or the Lindy Extender Pro XR unit if you do not wish to use speakers or microphones Your PS 2 keyboard PS 2 mouse and monitor may be plugged into the Lindy Extender directly Quantity Description 1 High resolution tri coax video cable
21. ction hidden from view hidden from oS view Option Monitor switches A connection Pn Connection for PS 2 style keyboard Connection for power ee sea adapter periphera supplied with Lindy Extender Sie mouse connections Extender XR unit Figure 1 Lindy Extender XL transmitter and XR receiver Lindy Extender Installation and Use Page 8 Computer trader fon hidden from Connection for Computer Computer view Computer keyboard mouse optional power stereo connection connection adapter power Power green Computer speaker PS 2 or adapter is not and status activity microphone connection serial style normally required red indicators connection hidden from view Option switches Computer y A monitor hidden from view connection ra Li RS232 ae d l serial xtender connection Pro XL unit Connection for PS 2 style mouse Connection speaker for PS 2 p i i style keyboard Monitor phone connection Sty y connection connection Auxiliary indicators show power green and status activity red Indicators are visible when Extender Pro is fixed to the rack Twisted pair mounting bracket cable connection User peripheral connections Computer i Computer a fon microphone Twisted pair Auxiliary indicators view Computer connection cable show power green connection and status activity red keyboard connection Computer ec hidden from Indicators are visi
22. d hotkey combinations These keyboard hotkeys are selected using the option switches on the side of the Lindy Extender XR unit see section 2 7 Keyboard hotkeys may be used to switch off the video lock the Lindy Extender and enter video compensation configuration mode On the Lindy Extender Pro the keyboard hotkeys are also used to select between the remote 1 and local 2 computers All of the hotkey control commands are invoked by holding down the two hotkeys and then pressing a command key By default the two hotkeys are CTRL and ALT although other combinations can be selected by reconfiguring the hotkeys see section 2 7 Once the hotkey command has been activated you will need to release the hotkeys and the command key before a new hotkey command is accepted by the Lindy Extender HOTKEYs TAB is an exception and this allows you to tab through the ports by holding down the hotkeys and repeatedly pressing TAB The hotkey commands are summarised below IMPORTANT NOTE the numbers on the numeric keypad do not form part of a valid hotkey HOTKEYs and 0 switches off the video signal and all the associated red status lights on the XR unit and disconnects the keyboard and mouse from the computer that they are currently controlling This will cause some monitors to go into standby mode or switch off The video signal can be re enabled by selecting a computer using HOTKEYs and TAB or HOTKEYs
23. eady for use as soon as the XR receiver and XL transmitter have been powered on Remember that the XL transmitter usually draws its power from the computer via the keyboard cable and the XR unit draws its power form the supplied power adapter If a security password has not been set then the Lindy Extender XR unit will power on and immediately establish a link to the remote computer attached to the XL unit On the Lindy Extender this is indicated by the activity light illuminating and on the Lindy Extender Pro this is indicated by the remote 1 light illuminating If a security password has been set then the Lindy Extender XR unit will only illuminate the power light on the XR unit and will not display any video The Lindy Extender will indicate that it is waiting for a password to be entered by alternately illuminating the num and scroll lock lights and then the caps lock light on the keyboard attached to the XR receiver unit The Lindy Extender XL unit draws its power from the attached CPU via the keyboard cable The green power light confirms that there is sufficient power available If the power light flashes or is off continuously then there is not sufficient power available Lindy Extender Installation and Use Page 29 3 2 Lindy Extender indicator lights The Lindy Extender indicator lights have the following meaning Lindy Extender XL Indicator Colour POWER Green ACTIVITY Red LINK Orange Lindy Extender XR Indicator Co
24. er if you do not wish to purchase individual cables You do not need to connect cables for devices that you do not wish to use with the exception of the keyboard cable which the Lindy Extender XL unit uses to draw power from the computer If you do not wish to connect a keyboard then you may alternatively purchase an optional power adapter part code PSU IEC 5V DC A monitor with a standard VGA SVGA 15 pin connector that will work when connected directly to your computer If you are connecting an additional computer to the Lindy Extender Pro XR unit then the monitor must also work when connected directly to this computer Lindy Extender supports low and high resolution monitors A standard AT or PS 2 style keyboard If you are using an AT keyboard with a 5 pin connector you may connect this to the Lindy Extender using a standard AT to PS 2 keyboard adapter A PS 2 style two or three button Microsoft or Logitech compatible mouse or a Microsoft IntelliMouse compatible mouse If you have an Lindy Extender Pro and you wish to use the mouse to switch the XR unit s channel then you will need a three button mouse or an IntelliMouse The Lindy Extender supports Internet Mice that are compatible with the Microsoft IntelliMouse These are fitted with a wheel or other scroll control and sometimes have additional buttons Examples are Microsoft IntelliMouse Logitech Pilot Mouse Logitech MouseMan Genius NetMouse and Genius NetMouse Pro
25. functions Lindy Extender Installation and Use Page 18 2 Video compensation configuration mode see section 2 8 This mode is entered by typing the hotkey combination selected using the option switches on the keyboard attached to the XR receiver Once within video compensation configuration mode you can adjust the video compensation and select other options using the keyboard The selected options are saved and stored in the XR unit when you exit compensation configuration mode 2 6 Setting the option switches The option switches on the side of the Lindy Extender XR and XL units are used to select operating options The switches are continuously read by the Lindy Extender and may be changed whilst the Lindy Extender is powered on The default setting all switches OFF is suitable for most installations The switches are shown in figures 6 and 7 and have the following functions XR unit Switches 1 to 5 Reserved set to OFF position XR unit Switches 6 to 8 These switches select the hotkey combinations that are recognised by the Lindy Extender The chosen hotkey combinations are used to enter compensation configuration mode lock the Lindy Extender disable the Lindy Extender s video and select between local and remote computers on the Lindy Extender Pro XL unit Switch 1 This switch may be used to reset the XL unit without disconnecting the power In the OFF position the Lindy Extender will operate normally I
26. haracter 4 2 Mouse mode and mouse switching of channels Mouse switching is only relevant on the Lindy Extender Pro product where the user connected to the XR unit requires to switch between the remote computer 1 connected to the XL unit and the local computer 2 connected to the XR unit This may be done by a keyboard hotkey combination or by using a three button PS 2 mouse or an IntelliMouse To switch between the remote 1 and local 2 computers the user simply holds down the central button or wheel button and presses the left hand button to change channel To use this feature it must first be enabled using the M2 option To disable this feature use the M1 option If the third button is being used to switch the Lindy Extender XR then it is not available for use with PC software although the function of an IntelliMouse wheel is not affected Consequently in M2 mode the Lindy Extender reports to the PCs that a 2 button mouse is connected If you wish to use the full function of a 3 button mouse or IntelliMouse for your PC software then you should select the M1 option Lindy Extender Installation and Use Page 40 The Lindy Extender supports Internet Mice that are compatible with the Microsoft IntelliMouse These are fitted with a wheel or other scroll control and sometimes have additional buttons Examples are Microsoft IntelliMouse Logitech Pilot Mouse Logitech MouseMan Genius NetMouse Genius NetMouse Pro Standard PS
27. he Lindy Extender The type of data format expected by the PC depends upon the driver and the type of mouse that was connected when the driver was booted The following table may be used as a guide Note that the mouse reset functions predict the likely mouse resolution settings but may not restore the speed or sensitivity of the mouse exactly as they were when the PC originally booted Type of mouse system Driver type Likely expected Suggested Connected at bootup data format restoration PS 2 PS 2 only PS 2 F5 PS 2 IntelliMouse PS 2 F5 IntelliMouse CPU Switch PS 2 only PS 2 F5 IntelliMouse CPU Switch IntelliMouse IntelliMouse F6 To restore lost mouse movement on a CPU connected to the Lindy Extender 1 Ensure that the video picture of the CPU that has lost its mouse movement is displayed on the monitor connected to the XR unit 2 Enter the configuration mode by pressing HOTKEYS and RETURN on the keyboard connected to the XR unit For example 3 To restore a PS 2 mouse connection press m fe Or to restore an IntelliMouse connection press m cal 4 Exit from configure mode by typing 5 Test the mouse movement by moving the mouse a short distance Lindy Extender Installation and Use Page 28 3 Using the Lindy Extender This section explains the general operation of the Lindy Extender We recommend that you read this section before starting to use the product 3 1 Power on status The Lindy Extender is r
28. icrophone input from the last active user port So if the keyboard and mouse on the XR unit were last used to control the computer then the microphone signal will be taken from the XR unit Alternatively if the keyboard and mouse connected to the XL unit were the last to control the computer then the microphone signal will come from the microphone attached to the XL unit If the local computer 2 is selected on the XR unit then as expected its microphone signal will be taken from the microphone attached to the XR unit The Lindy Extender transfers the audio microphone signals between the XR and XL units by multiplexing the audio signals onto the video signals A degree of audio noise is introduced by this process The effect of this noise may be reduced by setting the microphone audio input volume on the PC connected to the XL unit to the lowest practical setting 3 9 Setting and using the security password There are many situations where unrestricted access to computers or sensitive information needs to be controlled In such circumstances the Lindy Extender XL unit may be locked away in a room or secure cabinet and the computer may be controlled remotely from the XR unit Lindy Extender Installation and Use Page 36 The Lindy Extender incorporates a security password system that enables the XR unit to be locked so that the secure computer cannot be controlled Once a password has been set the Lindy Extender XR unit may be disabled by p
29. l of these devices plug directly into the relevant ports of the Lindy Extender If you use an AT style keyboard you will need an AT 5 pin DIN female to PS 2 6 pin mini DIN male converter Cable specification for connections to XL unit when used without the optional power adapter Keyboard monitor mouse speaker and microphone cables should not be longer than 2 metres Cable specification for connections to XR unit or to XL unit when used with the optional power adapter Keyboard monitor mouse speaker and microphone extension cables can be used to increase the distance from the Lindy Extender up to 10metres Most keyboards and mice will also operate at distances of 20 metres If you are using a monitor extension cable then you should ensure that this is a high quality tri coax type A2 Computer connections Cable specifications Video 15 pin high density male D connector to 15 pin high density male D connector wired as a standard VGA PC to monitor cable There are two types commonly available The best type cables which will give excellent quality are Lindy Extender Installation and Use Page 42 constructed with coaxial cable cores Cheaper data cables are available but generally give rather poor quality Avoid using data cables longer than 2 metres unless the video quality is not important Good quality coaxial video cables may be run at distances up to 20 metres with little loss of video quality Keyboard and
30. l uses no parity default see section 4 1 RS232 protocol uses even parity el amp amp gl RS232 protocol uses odd parity al RS232 protocol uses 7 bits per character default see 4 1 I k Is O G al RS232 protocol uses 8 bits per character Lindy Extender Installation and Use Page 26 2 11 Other useful installation information PC boot up sequence When your PCs are powered on they communicate with any attached keyboards and mice and setup parameters required by the particular operating system It is necessary for the Lindy Extender to be attached and powered on during this sequence so that it can give the required responses and keep track of all the modes and settings requested by each of the connected PCs Mouse characteristics do not unplug a PS 2 mouse connection from a PC whilst the PC is on Due to the design of PS 2 mice communications the mouse function on the PC will be lost and you will have to re boot the PC to regain normal operation Unplugging the mouse from the Lindy Extender will also cause it to stop operating when it is plugged back in RS232 mice can usually be unplugged and plugged back in provided that a mouse was connected when the operating system initially booted Keyboard and mouse mode switching The Lindy Extender keeps a log of the keyboard and mouse mode and resolution settings requested by the connected PC s These settings are automatically communicated to the ke
31. lour POWER Green ACTIVITY Red LINK Orange Status ON OFF Meaning Lindy Extender is on and there is sufficient power available Lindy Extender is off and sufficient power is not available FLASHING Insufficient power is available marginal ON OFF ON OFF Status ON OFF ON power Keyboard or mouse data is being received from the XR unit No keyboard or mouse data is being Received from the XR unit The XL unit is connected to an XR unit The XL unit is not connected to an XR unit Meaning Lindy Extender is on Lindy Extender is off The Lindy Extender is not locked and no keyboard or mouse data is being received FLASHING The Lindy Extender is not locked and keyboard OFF ON OFF or mouse data is being received The Lindy Extender is locked or disabled The XR unit is connected to an XL unit The XR unit is not connected to an XL unit Lindy Extender Installation and Use Page 30 Lindy Extender Gold XL Indicator POWER REMOTE A LOCAL B Colour Green Red Red Status ON OFF Meaning Lindy Extender is on and there is sufficient power available Lindy Extender is off and sufficient power is not available FLASHING Insufficient power is available marginal ON OFF ON OFF Lindy Extender Pro XR Indicator POWER REMOTE 1 LOCAL 2 Colour Green Red Red Status ON OFF ON OFF power Keyboard or mouse data has been
32. n the ON position the Lindy Extender will suspend all operation and reset itself to the power off condition Cycling the switch from the OFF position to the ON position and back to the OFF position again will perform a reset without having to disconnect the keyboard lead and power lead XL unit Switches 2 3 4 and 6 Reserved set to OFF position XL unit Switch 5 If this switch is set to the ON position then the remote unit will go directly into compensation configuration mode at power on This enables a password locked XR unit to be reset See section 3 9 for further details Lindy Extender Installation and Use Page 19 XL unit Switches 7 and 8 These switches have no function on the Lindy Extender On the Lindy Extender Pro the switches select the timeout period for switchover of computer control between the local XL and remote XR units The timeout period is the duration of keyboard and mouse inactivity that must be detected before the Lindy Extender Pro will switch control between the local XL and remote XR user console The Lindy Extender Pro allocates control of the computer to the first keyboard mouse set local XL or remote XR that sends keyboard or mouse data The other keyboard mouse set is then prevented from accessing the computer until no keyboard or mouse data has been received for the timeout period Once a timeout has occurred either keyboard mouse set may access the computer on a first come first ser
33. n you first plug in your Lindy Extender you will probably notice that the picture appears blurred or distorted or does not appear at all The picture quality is maximised by adjusting the video compensation setting To do this use the following procedure STEP 1 Enter video compensation mode by pressing the HOTKEYS together with L on ENTER the keyboard connected to the XR receiver unit The HOTKEYS are those that were set using the option switches CTRL ALT by default For example assuming the default hotkeys press these keys together CTRL ALT STEP 2 The Lindy Extender will now be in compensation adjustment mode This is indicated by the NUM CAPS and SCROLL lock lights on your keyboard These will flash in sequence at a rate that indicates the level of compensation a slow rate of flash indicates a compensation setting suitable for short lengths of twisted pair cable and a fast rate of flash indicates a compensation setting that is suitable for long lengths of twisted pair cable NUM CAPS SCROLL oe LOCK LOCK a E va a Active light cycles from num to caps to scroll and back to num again rate of cycling indicates increases with greater levels of video compensation Press HOME f to select no video compensation Lindy Extender Installation and Use Page 22 You should now see a fuzzy video picture on your monitor connected to the XR receiver unit STEP 3 You may now use the following keys to select the
34. ng use then it will probably be wired correctly for the Lindy Extender All four twisted pairs within the cable are used by the Lindy Extender BICC Brand Rex cables are particularly recommended for use with the Lindy Extender The usage of the various twisted pairs is shown below 12345678 7 MOM SOSSCE 7 aata signal DOOSSSSCE video signal i DOO SOOSSOCS F Fideo signal DSOSOSSE Vices signal Lindy Extender Installation and Use Page 44 Maximising the video quality for long cable lengths All twisted pair cables are constructed so that each of the twisted pairs has a slightly different twist rate This is to reduce the electrical cross talk between signals travelling on adjacent pairs This difference in twist frequency effectively means that the wire distance that an electrical signal has to traverse is different for the different pairs This does not normally cause a noticeable problem but for higher screen resolutions at longer cable lengths a colour separation effect may start to be observed In practice most networking cables have one pair of conductors that are significantly more tightly twisted than the other three Unfortunately this varies between cable types and manufacturers If you do observe a colour separation effect at high screen resolutions and longer cable lengths then this may be improved by swapping the twisted pairs that are used within the cable To gain the best results the red green and blue Lind
35. nnected cable pin 1 to pin 1 pin 2 to pin 2 etc from the 9 way female connector on the XL unit to the 9 way male connector on the computer e There is no need to configure the baud rate and protocol of the serial connection because it will automatically follow the protocol used by the computer and the peripheral device e The enhanced transparent serial port will operate at baud rates up to 57 600 baud All Lindy Junior Extenders fitted with the enhanced serial port have serial numbers preceded by the letters LYJE Lindy Extender Installation and Use Page 48
36. of the devices plugged into the extension cord do not exceed the cord s ampere rating Also make sure that the total ampere rating of all the devices plugged into the wall outlet does not exceed the wall outlet s ampere rating Do not attempt to service the Lindy Extender yourself Lindy Extender Installation and Use Page 1 Warranty Lindy warrants that this product shall be free from defects in workmanship and materials for a period of one year from the date of original purchase If the product should fail to operate correctly in normal use during the warranty period Lindy will replace or repair it free of charge No liability can be accepted for damage due to misuse or circumstances outside Lindy s control Also Lindy will not be responsible for any loss damage or injury arising directly or indirectly from the use of this product Lindy s total liability under the terms of this warranty shall in all circumstances be limited to the replacement value of this product If any difficulty is experienced in the installation or use of this product that you are unable to resolve please contact Lindy Trademarks All trademarks mentioned in this manual are acknowledged to be the property of the respective trademark owners Compaq is a registered trademark of Compaq Computer Corporation Hewlett Packard is a registered trademark of Hewlett Packard IBM PC AT PS 2 RS 6000 and ThinkPad are registered trademarks of International
37. ouse set to be connected to the XL unit and an additional computer system to be connected to the XR unit 1 1 Lindy Extender features Enables a keyboard monitor mouse and RS232 device to be located up to 200 metres from a computer Uses a single Category 5 or better unshielded twisted pair cable to carry all the keyboard video mouse and RS232 signals Fine user adjustable video compensation enables the video quality to be maximised for any given length of cable The video compensation only needs to be adjusted once during setup The chosen compensation setting is retained in EEPROM memory even when the Lindy Extender is powered off Mixed AT PS2 keyboards and PS2 RS232 mice supported as standard Supports Microsoft IntelliMouse and other common wheel mice Password security prevents unauthorised use Supports high bandwidth monitors at resolutions up to 1600 x 1280 Supports keyboard modes 1 2 and 3 and mouse prompt and stream modes for maximum compatibility Lindy Extender Installation and Use Page 6 Power and activity indication confirm correct operation Standard cable connections make installation easy and inexpensive Robust metal case ensures good shielding and video quality 19 inch rack mount kit available Supports IBM PC compatibles and RS6000 computers 1 2 Additional Lindy Extender Pro features Supports stereo audio and microphone signals Provides an additional user por
38. re adjust the compensation setting again 2 9 Configuring user selectable options The Lindy Extender supports a number of user configurable options that change the detailed operation of the Lindy Extender to match the required application These may be selected whilst the Lindy Extender is in video compensation configuration mode Whilst within configuration mode the version number of the Lindy Extender s firmware may also be queried To enter configuration mode press the HOTKEYS together with aT on the ENTER keyboard connected to the XR receiver unit The HOTKEYS are those that were set using the option switches CTRL ALT by default For example assuming the default hotkeys press these keys together fcr ALT Lindy Extender Installation and Use Page 24 Options are then set by pressing a letter key followed by a number key followed by the RETURN key For example to select an RS232 baud rate of 1200 use the following Whilst within configuration mode press The num caps and scroll lock lights will indicate correct acceptance of the command as follows e In compensation configuration the num caps and scroll lock lights will flash in sequence e After pressing the first key of a command sequence the num caps and scroll lock lights will all be illuminated e After pressing the second key of a command sequence the num and caps lock lights will be on and the scroll lock light will be off e After pressing RETU
39. ressing the hotkeys together with the L lock key The XR unit may only then be unlocked by entering the password For example if the hotkeys are set to CTRL and ALT then pressing the following key combination would cause the Lindy Extender XR unit to lock When the XR unit is locked the video is switched off and the keyboard and mouse are disconnected from the computer Locking the XR unit does not affect the operation of the XL unit To unlock the Lindy Extender XR unit enter the password followed by the RETURN key eg FASS WOE o NOTE The password consists of a combination of key strokes rather like the code to a safe The key strokes are not case sensitive and can include all the keys on the keyboard except ctrl alt shift and enter Consequently the following password would be valid ajaaa To set the password enter configuration mode by typing HOTKEYS and RETURN on the keyboard attached to the XR unit see section 3 5 When in configure mode type P then RETURN Now enter the password which may be up to 40 characters The password is not case sensitive and can be any combination of key strokes including the function keys but excluding the CTRL ALT SHIFT and RETURN keys When you have typed in your password type RETURN to register it in the stored memory Do not worry if you type the password incorrectly you can always re enter configure mode and set the password again Lindy Extender
40. rforms an automatic conversion to convert PS 2 mouse signals to RS232 mouse signals if you use a suitable wiring adapter If you wish to use an RS232 mouse connection to your PC then we recommend that you use a controlling PS 2 mouse and the RS232 adapter rather than attempting to connect the mouse to the serial ports on the Lindy Extender The reason for this is that in the recommended setup the XL unit will continuously emulate the presence of a serial mouse regardless of whether the XR unit is connected and currently powered on This ensures that PC will reliably bootup regardless of the power and connection state of the Lindy Extender The various RS232 protocol modes may be set using the following options within configuration mode HJ io al Mouse compatible RS232 protocol default overrides all other RS232 settings H 2 E RS232 protocol uses hardware handshaking ENTER H 3 E RS232 protocol uses no handshaking 1200 baud max ENTER Lindy Extender Installation and Use Page 39 at Set RS232 baud rate to 1200 default at set RS232 baud rate to 9600 El RS232 protocol uses 1 stop bit g RS232 protocol uses 2 stop bits default s 3 al RS232 protocol uses no parity default s a al RS232 protocol uses even parity s 5 El RS232 protocol uses odd parity al RS232 protocol uses 7 bits per character default al RS232 protocol uses 8 bits per c
41. s assuming CTRL ALT hotkey option To lock the Lindy Extender press err ALT release L CTRL ALT To tab through computers Lindy Extender Pro press CTRL ALT E release press release press Si release E CTRL ALT Lindy Extender Installation and Use Page 34 3 5 Entering and exiting video compensation configuration mode The Lindy Extender s video compensation and user selectable options and functions are accessed in compensation configuration mode To enter this mode press the selected hotkey combination together with the RETURN key and to exit this mode press the RETURN key again For example To enter compensation configuration mode press ere ALT release er ALT To exit compensation configuration mode 3 6 Mouse control On the Lindy Extender Pro XR unit the computers can conveniently be selected using a three button mouse or IntelliMouse In order to switch to the other computer simply hold down the central mouse button or wheel button and click on the left hand mouse button The other computer will then be selected In order to use this feature you must enable it using the M2 option in configuration mode see section 4 2 3 7 Stereo audio support on the Lindy Extender Pro You may connect stereo speakers to both the Lindy Extender Pro XL unit and the Lindy Extender Pro XR unit Audio from the computer connected to the XL unit is broadcasted to the
42. s soon the XL and XR units are both powered on There is no requirement to switch the Lindy Extender units on in any defined order The Lindy Extender XL unit normally draws its power from the connected computer via the keyboard cable However if you are connecting to a computer using cables that are longer than 3 metres or are connecting to a lower powered device such as some types of keyboard video mouse switch the optional power adapter may be required When using the optional power adapter ensure that it is connected to the mains and powering the Lindy Extender before you switch on the connected computers Under these circumstances failure to switch the Lindy Extender and computers on in the correct order can lead to the mouse and or keyboard not being recognised by the computers when they are switched on Lindy Extender Installation and Use Page 15 Computer PS 2 style cables terminated by 6 pin mini DIN plugs s Custom RS232 X L cable wired according to application a See appendix A Video cable high quality tri coax type e recommended XL unit does not normally require a power adapter but this may optionally be used Category 5 twisted pair cable up to 200 metres long RS232 device eg printer Custom RS232 cable wired according to application see appendix A XR unit a requires a power adapter Keyboard mouse supplied and monitor connect directly to
43. s typed in at the keyboard are displayed on the screen Enter configuration mode by pressing HOTKEYs and RETURN together see section 3 5 Now type the following on the keyboard connected to the XR unit The version number will be reported on the computer screen as the letter V followed by three numbers For example if the Lindy Extender reports V118 then the firmware version is 1 18 Lindy Extender Installation and Use Page 38 4 Lindy Extender configuration options All the options described in this section are entered in Lindy Extender s configuration mode see section 3 5 for instructions on entering configuration mode 4 1 RS232 protocol options RS232 serial ports are used for a wide variety of purposes and are typically operated in a number of different modes A mode that is suitable for one type of device may not be suitable for other devices and so the RS232 protocol supported by the Lindy Extender may be changed to suit different applications Refer to appendix A for suitable cabling for various RS232 applications Appendix A also shows the signal pinouts for the RS232 ports If you are using an RS232 serial mouse connection to any of the CPUs that are connected to the Lindy Extender then you will need to set the Lindy Extender into RS232 mouse compatible mode Setting this mode overrides all other RS232 protocol settings and forces 1200 baud 8 bits per character 1 stop bit and no handshaking The Lindy Extender pe
44. ser selectable Options 2 cccceceeeeeeeeeeeeeneeeeeeeees 24 2 10 Summary of Lindy Extender configuration Options ccceeeeeee 25 2 11 Other useful installation information cccceeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeees 27 2 12 Hot plugging the Lindy Extender into running systems and re enabling disconnected PS 2 CPU mouse connections 0 2 2 ceececceeecceccecceeccecceeeeeceeeeees 27 Lindy Extender Installation and Use Page 4 3 Using the Lindy Extender cccceeeeeeeeeeeeseeeeneeeeeeeeeeeeeeeeenees 29 3 1 Power ON status 2 0 2 cee cccceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaaasaeeeeeeeeseeeeeanseeeeeeees 29 3 2 Lindy Extender indicator lights ccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 30 3 3 Keyboard NUM CAPS and SCROLL lock indicators eeeeeeeeeeeees 32 3 4 Keyboard hotkey control cccccccccceeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeaeseeeeeeeees 33 3 5 Entering an exiting video compensation configuration mode 22 3 6 MOUSE control 0 0 2 cece cece cc eeeeeeeeeeeeeeeeeeeeeeeaaeeeeeeeeeeeeeaaasaeeeeeeeeeeeeeeaneeeeeeeees 35 3 7 Stereo audio support on the Lindy Extender Pro cccccceeeeeeeeeeeeees 35 3 8 Microphone support on the Lindy Extender Pro ecccseseeeeeeeeeeees 35 3 9 Setting and using the security password eee cece cece ee eeeeeeeeeeeeeeeeeeeeeeees 36 3 10 Querying the Lindy Extender s firmware version
45. sion reception which can be determined by turning the equipment on and off the user is encouraged to correct the interference with one or more of the following measures a Reorient or relocate the receiving antenna b Increase the separation between the equipment and the receiver c Connect the equipment to an outlet on a circuit different from that to which the receiver is connected d Consult the supplier or an experienced radio TV technician for help FCC Compliance Statement United States This equipment generates uses and can radiate radio frequency energy and if not installed and used properly that is in strict accordance with the manufacturer s instructions may cause interference to radio communication It has been tested and found to comply with the limits for a class A computing device in accordance with the specifications in Subpart J of part 15 of FCC rules which are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment Operation of this equipment in a residential area may cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the manufacturer could void the user s authority to operate the equipment Canadian Department of Communications RFI statement This equipment does not exceed the class
46. speakers attached to the XL unit and to the XR unit The speakers on the XR unit will output the audio signal from the XL unit if the remote computer 1 is selected or the audio from the computer connected to the XR unit if the local computer 2 is selected The Lindy Extender transfers the audio speaker signals between the XL and XR units by multiplexing the audio signals onto the video signals A small degree of audio noise is introduced by this process The effect of this noise may be reduced by the following actions Lindy Extender Installation and Use Page 35 e Set the speaker output volume on the PC connected to the XL unit to the highest setting available e Adjust speaker volume control knob away from the maximum setting e Do not boost the audio BASS signal if this can be avoided The Lindy Extender is designed to carry audio signals with a maximum peak to peak voltage of 5 volts This is suitable for most PC audio outputs If you are sending audio with a higher peak to peak value than 5 volts this may affect the video picture causing temporary loss of the picture during peak audio output If you are transferring such an audio signal then reduce the PC s maximum output volume setting until the picture remains fully stable 3 8 Microphone support on the Lindy Extender Pro You may connect a microphone to both the Lindy Extender Pro XL unit and the Lindy Extender Pro XR unit The computer attached to the XL unit will take its m
47. t keyboard monitor mouse speaker microphone on the XL transmitter unit enabling the computer to be controlled from a location close to the XL transmitter as well as a location close to the XR receiver Provides an additional computer port keyboard monitor mouse speaker micro phone on the XR receiver unit enabling the user to control a local computer in addition to the remote computer that is connected via the twisted pair cable Front panel indicators show the currently active user port and the currently selected computer Lindy Extender Installation and Use Page 7 1 3 Product information Computer Connection for connections Computer optional power Mente i adapter power adapter is not raat PS 2 or normally required Computer connection serial style hidden from view monitor connection Auxiliary indicators show power green link status orange and activity red Lindy Extender Indicators are visible XL unit when Extender is fixed to the rack Twisted pair mounting bracket cable connection Twisted pair cable connection Power green hidden from view Power green and activity red indicators Option switches hidden from view RS232 serial connection Auxiliary indicators show power green link status orange and activity red Indicators are visible when Extender is RS232 and activity red fixed to the rack serial indicators mounting bracket conne
48. ved basis Top of Lindy Extender XR ON Em aaa a Base of Lindy Extender XR OFF Hotkeys CTRL ALT command key default E E E E E Hotkeys CTRL SHIFT m m i Reserved set OFF E command key Hotkeys ALT SHIFT command key Hotkeys right ALT command key iz Hotkeys left ALT m m m right ALT command key Hotkeys left CTRL left ALT command key Hotkeys right CTRL right ALT command key Hotkeys disabled m m m Figure 6 Lindy Extender XR option switches normal and Pro models Lindy Extender Installation and Use Page 20 Top of Lindy Extender XL 29 b E2 ON slate Base of Lindy Extender XL OFF Extender Pro Enable operation timeout period 2 secs of XL unit Disable operation of XL unit and perform a full hardware reset Reserved set to OFF position m Enable normal operation of XR unit Extender Pro timeout period 10 secs n Extender Pro m timeout period 30 secs Extender Pro timeout period 2 mins m m g mg E m Force XR unit to go into configure mode at power on Reserved set to OFF position Figure 7 Lindy Extender XL option switches normal and Pro models Lindy Extender Installation and Use Page 21 2 8 Setting the video compensation The Lindy Extender incorporates fine video compensation amplifiers to maximise the picture quality for any given length of twisted pair cable Whe
49. y Extender colour signals should be sent over the three pairs that have the closest twist frequency This normally means that the pair with the tightest twist frequency should be avoided If you do not already have a cable and you wish to purchase a suitable cable then this may be purchased from Lindy High quality cables are also available that remove this colour separation effect completely A4 RS232 port pin assignments Flow control out DSR pin 6 Nor connegtea pitt ee 4 eee connected internally to pin 8 Data out TX pin 2 Se Data in RX pin 3 _____ Flow control in DTR pin 4 _ gt Ground pin 5 _ a Not connected pin 7 Flow control out CTS pin 8 connected internally to pin 6 Not connected pin 9 View of Lindy Extender 9 way D type female socket Lindy Extender Installation and Use Page 45 RS232 cables for mouse applications Computer to Lindy Extender RS232 cable for RS232 mouse applications Computer end 9 pin female connector Lindy Extender end 9 pin male connector 2 2 3 3 5 5 7 4 Mouse to Lindy Extender cable adapter Mouse end 9 pin male connector Lindy Extender end 9 pin male connector 2 3 3 2 4 6 5 5 7 8 6 4 8 7 RS232 cables for printer applications Computer to Lindy Extender RS232 cable for RS232 printer applications Computer
50. yboard and mouse as required to ensure maximum software compatibility The keyboard num caps and scroll lock states are an obvious example of this process 2 12 Hot plugging the Lindy Extender into running systems and re enabling disconnected CPU PS 2 mouse connections It is adviseable to switch off the systems that are going to be connected to the Lindy Extender before installation However if this is not possible then most systems can be hot plugged by using the Lindy Extender s mouse restoration functions The keyboard connection will normally restore itself automatically On many PCs mouse movement will be lost if the PS 2 mouse is unplugged and plugged back in whilst the PC is running Mouse movement can then only be restored by rebooting the PC This is because the mouse drivers only setup and enable the mouse when the PC is initially booted If you have switched off your Lindy Extender or you are attempting to hot plug it into a system that is already running you may be able to restore lost mouse movement using the Lindy Extender s mouse restoration functions Lindy Extender Installation and Use Page 27 Mouse restoration functions should be used with care as unpredictable results may occur if the wrong mouse type is selected If in doubt restore the mouse by powering down the PC normally Standard PS 2 mouse data uses a different data format to IntelliMouse data and so two reset functions are provided on t

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