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Black Box ServSwitch ACS235A, Manual

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44

SERVSWITCH™ BRAND FIBER KVM EXTENDERS

A.2 Connectors on the ACS235A

A.2.1 T

HE

PS/2 K

EYBOARD

C

ONNECTOR

Pin

Signal

1

Keyboard Data

2

(No Connection)

3

Keyboard Ground

4

VCC (+5 VDC)

5

Keyboard Clock

6

(No Connection)

A.2.2 T

HE

PS/2 M

OUSE

C

ONNECTOR

Pin

Signal

1

Mouse Data

2

(No Connection)

3

Mouse Ground

4

VCC (+5 VDC)

5

Mouse Clock

6

(No Connection)

1

5

6

3

4

2

1

5

6

3

4

2

On Local and Remote Modules

(6-pin mini-DIN female)

On Local and Remote Modules

(6-pin mini-DIN female)

Summary of Contents for ServSwitch ACS235A

Page 1: ......

Page 2: ...hy not We carry a broad line of robust solutions for all these applications Do you have just two PCs and need an economical alternative to keeping two monitors keyboards and mice on your desk Or do you need to share dozens of computers including a mix of IBM PC RS 6000 Apple Macintosh Sun Microsystems and SGI compatibles among multiple users with different access levels Does your switch have to si...

Page 3: ...84 3V m IEC 801 4 1988 4kV power supply lines 2kV data lines The Extender was tested in a typical configuration TRADEMARKS USED IN THIS MANUAL BLACK BOX and the logo are registered trademarks and ServSwitch is a trademark of Black Box Corporation Apple and Macintosh are registered trademarks of Apple Computer Inc ST is a registered trademark of AT T IBM PC AT and PS 2 are registered trademarks of ...

Page 4: ...operated in a commercial environment Operation of this equipment in a residential area is likely to 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 party responsible for compliance could void the user s authority to operate the equipment This d...

Page 5: ...e 7 El aparato eléctrico debe ser montado a la pared o al techo sólo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo eléctrico más allá a lo descrito en las instrucciones de operación Todo otro servicio deberá ser referido a personal de servicio calificado 9 El aparato eléctrico debe ser situado de tal manera que su posición no interfiera su uso...

Page 6: ...r una antena externa deberá ser localizada lejos de las lineas de energia 16 El cable de corriente deberá ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilación 18 Servicio por personal calificado deberá ser provisto cuando A El cable de poder o ...

Page 7: ...17 3 2 2 VGA to RGB Sync Generation Jumper JP2 18 3 2 3 Local Gain Control Jumper JP3 18 3 2 4 Core Diameter Jumper JP5 18 3 3 Setting the Jumpers in the Remote Module Optional 19 3 3 1 The Sync on Color Jumpers JP1 JP2 and JP3 20 3 3 2 Remote Gain Control Jumper Bank JP8 21 3 3 3 VSYNC Enable Disable Jumper JP9 22 3 3 4 SYNC Polarity Jumper JP12 22 4 Configuring the ACS236A 23 4 1 Setting the Jum...

Page 8: ...e Modules 37 5 6 Powering Up the Rest of the System 37 6 Operation 38 6 1 Interpreting the Remote Module s 7 Segment Display 38 6 2 Making Video Adjustments with the Remote Module s User Controls 40 7 Troubleshooting 41 7 1 Things to Try First 41 7 2 Calling Black Box 42 7 3 Shipping and Packaging 42 Appendix A Pinouts 43 A 1 Connectors on Both Models 43 A 1 1 The VGA Video Connectors 43 A 1 2 The...

Page 9: ... parallel Centronics compatible ACS236A Video Either legacy Sun type or VGA SVGA XGA XGA 2 or RGB RGB must be patched to an HD15 connector Plug and Play not supported for monitors Keyboard and mouse Sun type Serial device EIA TIA RS 232 ITU V 24 V 28 pinned according to TIA 574 PC serial port compatible Resolution Up to 1280 x 1024 Refresh Rate Up to 75 Hz Keyboard Current Consumption Up to 100 mA...

Page 10: ...s for configuration options 4 inside Local Module 3 inside Remote Module Indicators 1 Front mounted 7 segment LED display 2 Rear mounted LEDs for power Connectors Both ACS235A and ACS236A on both the Local and Remote Modules 5 Rear mounted ST female for Module to Module link 1 Front mounted 6 pin DIN female for power ACS235A Front mounted on Local Module 2 6 pin mini DIN female 1 for CPU s keyboar...

Page 11: ... for monitor if it s VGA or multisync type 1 DB9 male for serial device Temperature Tolerance Operating 50 to 113 F 10 to 45 C Storage 23 to 131 F 5 to 55 C Humidity Tolerance Up to 80 noncondensing Power From utility power mains outlet through external transformer Input 100 to 240 VAC 47 to 63 Hz autosensing at up to 0 7 amps Output 12 VDC at 2 1 amps Consumption Local Module Approx 8 watts Remot...

Page 12: ...un Microsystems computers Each model consists of two main components a Local Module that you ll attach the computer s CPU to and a Remote Module that you ll attach the user equipment to With the ACS235A the user equipment will be an IBM PS 2 compatible keyboard and mouse VGA type monitor and an optional IBM PC compatible or Centronics compatible parallel printer With the ACS236A it will be a Sun c...

Page 13: ... and 6 pin mini DIN keyboard and mouse connectors equivalent to our product code EHN235 0010 1 10 ft 3 m DB25 male to DB25 female IBM PC parallel Centronics compatible extension cable equivalent to our product code BC00705 1 6 in 15 2 cm PC AT keyboard port adapter 6 pin mini DIN female to 5 pin DIN male equivalent to our product code FA222 1 RS 232 serial mouse port adapter 6 pin mini DIN female ...

Page 14: ...cal Module and move JP8 at the Remote Module to turn AGC OFF You will then have to adjust the gain of the Extenders video signal manually See Sections 3 2 3 and 3 3 2 3 1 1 VGA VS RGB SIGNALING VGA uses two video synchronization signals HSYNC horizontal sync and VSYNC vertical sync In its factory default settings the Extender s Local Module receives these signals from the CPU and overlays them on ...

Page 15: ...eave jumper JP2 in its factory setting so that HSYNC not CSYNC is transmitted on the HSYNC lead Remove the Remote Module s JP12 jumper in order to force polarity negative See Sections 3 2 1 and 3 3 4 In this application the Remote Module also functions as a sync stripper It strips the sync signals from the color signals separates them and presents them as normal TTL signals to the VGA monitor IMPO...

Page 16: ...ce to Std Source to to Standard to JUMPERS VGA Monitor RGB Monitor VGA Monitor RGB Monitor JP2 Installed Removed Installed Installed JP6 Removed Removed Installed Installed JP10 Removed Removed Installed Installed JP11 Installed on Installed on Installed on Installed on left hand left hand right hand right hand posts posts posts posts PINS 13 14 Connected Connected Open Open HS VS FROM CPU REMOTE ...

Page 17: ...r JP2 Whether the Local Module uses automatic default or manual gain control jumper JP3 Whether the Local Module expects to transmit into 62 5 125 µm default or 50 125 µm fiber jumper JP5 If you need to set the unit for a non default option open the Local Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its casing The jumper locations ...

Page 18: ...SYNC horizontal sync polarity signal to the red color signal Install a jumper on JP10 if you want the Extender to add the VSYNC vertical sync polarity signal to the red color signal JP11 is the main VGA vs RGB control To select RGB on the local side if your computer is transmitting RGB video move the jumper from the left hand posts to the right hand posts as shown below Figure 3 2 Setting the VGA ...

Page 19: ...ling the gain manually see Section 5 2 remove the jumper from these posts as shown in Figure 3 4 Whichever way you set this jumper make sure that jumper JP8 in the Remote Module is set the same way Figure 3 4 Setting gain control jumper JP3 3 2 4 CORE DIAMETER JUMPER JP5 If you ll be using fiberoptic cable with a 62 5 125 µm diameter in your Extender system leave the JP5 jumper posts empty This is...

Page 20: ...C signal to the monitor default or disconnects it jumper JP9 Whether the Remote Module uses the SYNC polarities transmitted from the local side default or forces both HSYNC and VSYNC to negative polarity jumper JP12 If you need to set the unit for a non default option open the Remote Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its...

Page 21: ...r which is probably designed to receive sync on color you will want the Remote Module to leave the sync signals combined with the color signals so you should install jumpers at JP1 JP2 and JP3 to deactivate the decoupling diodes as shown in Figure 3 7 CAUTION The on screen image might be displayed at a different size or screen location at the remote site than it is when the monitor is attached dir...

Page 22: ... the picture on your monitor still seem a little off you can tweak them with the Remote Module s brightness and contrast controls in addition to any color controls on the monitor itself When AGC is turned off the Remote Module s gain control screwdials become activated and you can use them to control the gain of the corresponding colors Be aware that when you re in this mode chromatic aberrations ...

Page 23: ...ess the VSYNC signal so that only CSYNC is expressed Most VGA monitors including most of those that have problems when they receive both signals work well using the CSYNC signal alone Figure 3 9 Setting VSYNC jumper JP9 3 3 4 SYNC POLARITY JUMPER JP12 With jumper JP12 installed the factory default setting the Remote Module restores the video SYNC signals to their original polarity as the Local Mod...

Page 24: ... default VGA input to legacy Sun output or Sun input to either VGA or Sun output jumpers JP2 and JP10 Whether the Local Module uses automatic default or manual gain control jumper JP3 Whether the Local Module expects to transmit into 62 5 125 µm default or 50 125 µm fiber jumper JP5 If you need to set the unit for a non default option open the Local Module being sure to take all reasonable precaut...

Page 25: ... outputs VGA video and the monitor attached to the Remote Module accepts VGA input leave jumpers JP2 and JP10 in their default settings JP2 installed JP10 empty If the computer outputs VGA and the monitor accepts Sun input leave jumper JP10 in its default empty setting but remove jumper JP2 In this setting automatic gain control AGC isn t possible so you ll have to turn it off at both the Local an...

Page 26: ... way Figure 4 3 Setting gain control jumper JP3 4 1 3 CORE DIAMETER JUMPER JP5 If you ll be using fiberoptic cable with a 62 5 125 µm diameter in your Extender system leave the JP5 jumper posts empty This is the factory default setting But if you ll be using 50 125 µm diameter cable install a jumper on these posts as shown in Figure 4 4 The Extender does not work with fiber cables of any other dia...

Page 27: ...e Remote Module passes a separate VSYNC signal to the monitor default or disconnects it jumper JP9 If you need to set the unit for a non default option open the Remote Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its casing The jumper locations on the motherboard are shown in Figure 4 5 Then set your desired jumpers as described in...

Page 28: ... colors of the picture on your monitor still seem a little off you can tweak them with the Remote Module s brightness and contrast controls in addition to any color controls on the monitor itself When AGC is turned off the Remote Module s gain control screwdials become activated and you can use them to control the gain of the corresponding colors Be aware that when you re in this mode chromatic ab...

Page 29: ...ht express both CSYNC on HSYNC and VSYNC vertical sync on the VSYNC lead If your VGA monitor works fine even with both signals coming through leave jumper JP9 installed the factory default setting But if your VGA monitor s picture becomes distorted if the monitor receives both CSYNC on HSYNC and VSYNC on VSYNC remove jumper JP9 as shown in Figure 4 7 This causes the Remote Module to suppress the V...

Page 30: ...er s connectors see Appendix A Figure 5 1 Schematics of signal processing in ACS235A top and ACS236A bottom Extender systems R G B HS VS VS 8 28V DC 8 28V DC RS 232 V 24 Keyboard Mouse 13W3 RS 232 V 24 Keyboard Mouse 13W3 VGA VGA R G B R G B HS VS VSYNC HSYNC SYNCPOL R G B X Y X Y R G B HSYNC Stripper VSYNC Stripper SYNC polarity R G B HS VS VS DC DC DC DC 8 28V DC 8 28V DC serial parallel paralle...

Page 31: ... signal black voltage level of the color leads is equivalent to the voltage level of the color ground leads The horizontal and vertical synchronization signals are TTL signals with various polarities depending on the selected monitor resolution for example text only 640 x 480 800 x 600 etc For transmission across the fiber cable the SYNC signals are added to the color signals and separated again a...

Page 32: ...using utilities such as Laplink The Extender also doesn t support the newer IEEE 1284 or Bitronics signaling and the transmission delay would cause timeout problems for these protocols anyway so don t try to establish bidirectional Extended Capabilities Port ECP or Enhanced Parallel Port EPP communication with an attached parallel printer Lastly you should be aware that the latest version of the s...

Page 33: ...uts Sun video on a 13W3 connector you ll need a Sun video extension cable such as product code EVMVDT02 MF to take the place of the included cable s video strand Important note Do not use a standard HD15 to 13W3 Sun video adapter or Sun video adapter cable to patch the included cable s video strand to the CPU These are not pinned correctly for use with the Extender Take these steps making sure the...

Page 34: ...th the Extender between that interface and the KVM extension cable s keyboard port connector If the CPU switch or breakout cable doesn t have a PS 2 style 6 pin mini DIN female mouse interface but does have a PC AT style RS 232 serial DB9 female mouse interface connect the mouse port adapter included with the Extender between that interface and the KVM extension cable s mouse port connector 3A ACS...

Page 35: ...use The mouse must be PS 2 type ACS236A Plug the Sun mouse into the mouse port on your keyboard 4A ACS235A To attach an optional parallel printer run a standard parallel cable from the printer to the Remote Module s DB25 female printer port labeled with the picture of a printer 4B ACS236A To attach an optional serial device run a serial cable from the device to the Remote Module s DB9 male serial ...

Page 36: ...odule 1 Attach a CPU video keyboard mouse etc breakout cable to one of the switch s composite CPU ports 2 Plug the video strand of this cable into the Remote Module s HD15 or 13W3 female video port labeled with the picture of a monitor 3 Plug the keyboard strand of this cable into the 6 pin or 8 pin mini DIN female keyboard port on the Remote Module the port labeled with the picture of a keyboard ...

Page 37: ...for your direct outdoor runs in mild to moderate conditions between Local and Remote Modules Outdoors Extreme First use our preterminated ServSwitch Fiber Patch Cord product code EFN235 for ACS235A or EFN236 for ACS236A to run from the Local or Remote Module to the demarc demarcation point Then use bulk armored outside plant cable such as product code EFN4070A 1000 for a 1000 ft 304 m spool of unt...

Page 38: ...ower inlets on the two power supplies transformers This cord will be included for North American customers other customers might have to get a cord appropriate for their local outlets 2 Attach the transformers output cords to the 6 pin DIN connectors on the Local and Remote Modules the connectors labeled Power 3 Plug the input cords into a standard utility power mains outlet providing between 100 ...

Page 39: ...play Here are the various indications you might see on the Remote Module s display along with what they mean The numbers 0 through 3 and the blinking dot will only appear when AGC is enabled see Sections 3 2 2 and 3 3 2 or 4 1 3 and 4 2 1 If more than one error has occurred all of the corresponding error codes are displayed in a repeating sequence one each second Zero AGC enabled only The OK displ...

Page 40: ...or the CPU side extension cables or a jumper has been set wrong in the ACS235A Local Module probably JP6 or JP11 see Section 3 2 1 V VSYNC missing Either there s a problem with the blue VSYNC fiber or the CPU side extension cables or a jumper has been set wrong in the Local Module probably JP10 or JP11 see Section 3 2 1 or 4 1 1 b Blank pulse missing There s a problem with the green HSYNC fiber C ...

Page 41: ...s close as you can to how it should look try adjusting the image with the monitor s controls If this doesn t work you might try disabling the Extenders automatic gain control see Sections 3 2 2 and 3 3 2 for the ACS235A PC model or Sections 4 1 2 and 4 2 1 for the ACS236A Sun model then using a tiny screwdriver to turn any of the three gain control screwdials with which you can manually control th...

Page 42: ...125 µm or 62 5 125 µm gradient index multimode If everything seems like it ought to be working the power supplies of one or both Extender units might be damaged Problem The picture on my monitor screen rolls uncontrollably The monitor isn t receiving a synchronization signal The usual cause of this is plugging a color signal fiber into the wrong port on an Extender unit the red strand into the gre...

Page 43: ... when the problem occurs the components involved in the problem that is what type of computer what type of keyboard brand of mouse make and model of monitor type and make of fiber cable etc any particular application that when used appears to create the problem or make it worse and the results of any testing you ve already done 7 3 Shipping and Packaging If you need to transport or ship your ServS...

Page 44: ...und 2 Green 10 Sync Ground 3 Blue 13 Horizontal Sync HSYNC 6 Red Ground 14 Vertical Sync VSYNC 7 Green Ground Other pins are not used or not connected A 1 2 THE POWER CONNECTOR Pin Signal Shell Shield 1 Ground 2 12 VDC 3 Ground Other pins are not connected On Remote Module HD15 female 1 5 6 6 10 11 15 15 11 10 5 1 On Local Module HD15 male APPENDIX A Pinouts 1 5 6 3 4 2 On Local and Remote Modules...

Page 45: ... 2 No Connection 3 Keyboard Ground 4 VCC 5 VDC 5 Keyboard Clock 6 No Connection A 2 2 THE PS 2 MOUSE CONNECTOR Pin Signal 1 Mouse Data 2 No Connection 3 Mouse Ground 4 VCC 5 VDC 5 Mouse Clock 6 No Connection 1 5 6 3 4 2 1 5 6 3 4 2 On Local and Remote Modules 6 pin mini DIN female On Local and Remote Modules 6 pin mini DIN female ...

Page 46: ...er 8 DATA7 To printer 9 DATA8 To printer 10 ACK To computer 11 BUSY To computer 12 PE To computer 13 Local Module 5V pull up resistor Remote Module No connection 14 5V pull up resistor 15 Local Module 5V pull up resistor Remote Module No connection 16 INIT To printer 17 No connection 18 25 GND N A On Remote Module DB25 female 1 13 14 25 25 14 13 1 On Local Module DB25 male APPENDIX A Pinouts ...

Page 47: ...CSYNC A3 Blue 10 Ground Other pins are not connected A 3 2 THE SUN KEYBOARD MOUSE CONNECTOR Pin Signal 1 Ground 2 Ground 3 Sun Power ON 4 Mouse IN 5 Keyboard OUT 6 Keyboard IN 7 Keyboard Power ON 6 Sun Power ON On Remote Module HD15 female A1 A1 A2 A2 A3 A3 1 1 5 5 6 6 10 10 On Local Module HD15 male 1 6 7 8 3 5 4 2 On Local and Remote Modules 8 pin mini DIN female ...

Page 48: ...t from Remote input to Local 4 DTR Data Terminal Ready Output from Remote input to Local 5 SGND Signal Ground N A 6 DSR Data Set Ready Input to Remote output from Local 7 RTS Request to Send Output from Remote input to Local 8 CTS Clear to Send Input to Remote output from Local 9 No connection On Remote Module DB9 male 1 1 5 5 6 6 10 10 On Local Module DB9 female ...

Page 49: ...andles to the front of the Kit frame with the four Philips head screws 2 Unscrew and remove two screws from each side of the case of the Module you want to mount If you want the front panel device connectors the ones on a Local Module that will be attached to the CPU or the ones on a Remote Module that will be attached to the user station to protrude from the front of the rack remove the screws cl...

Page 50: ...he Module to the frame 5 Dual Module Kit only Repeat steps 2 through 4 for the other Module 6 Match the mounting holes at the opposite ends of the Kit frame to an appropriate set of matching holes on your equipment rack then attach the Module and frame assembly to the rack using your own screws bolts or cage nuts not included Figure B 2 The rackmount assembly RMK235 shown ...

Page 51: ......

Page 52: ...hy not We carry a broad line of robust solutions for all these applications Do you have just two PCs and need an economical alternative to keeping two monitors keyboards and mice on your desk Or do you need to share dozens of computers including a mix of IBM PC RS 6000 Apple Macintosh Sun Microsystems and SGI compatibles among multiple users with different access levels Does your switch have to si...

Page 53: ...84 3V m IEC 801 4 1988 4kV power supply lines 2kV data lines The Extender was tested in a typical configuration TRADEMARKS USED IN THIS MANUAL BLACK BOX and the logo are registered trademarks and ServSwitch is a trademark of Black Box Corporation Apple and Macintosh are registered trademarks of Apple Computer Inc ST is a registered trademark of AT T IBM PC AT and PS 2 are registered trademarks of ...

Page 54: ...operated in a commercial environment Operation of this equipment in a residential area is likely to 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 party responsible for compliance could void the user s authority to operate the equipment This d...

Page 55: ...e 7 El aparato eléctrico debe ser montado a la pared o al techo sólo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo eléctrico más allá a lo descrito en las instrucciones de operación Todo otro servicio deberá ser referido a personal de servicio calificado 9 El aparato eléctrico debe ser situado de tal manera que su posición no interfiera su uso...

Page 56: ...r una antena externa deberá ser localizada lejos de las lineas de energia 16 El cable de corriente deberá ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilación 18 Servicio por personal calificado deberá ser provisto cuando A El cable de poder o ...

Page 57: ...17 3 2 2 VGA to RGB Sync Generation Jumper JP2 18 3 2 3 Local Gain Control Jumper JP3 18 3 2 4 Core Diameter Jumper JP5 18 3 3 Setting the Jumpers in the Remote Module Optional 19 3 3 1 The Sync on Color Jumpers JP1 JP2 and JP3 20 3 3 2 Remote Gain Control Jumper Bank JP8 21 3 3 3 VSYNC Enable Disable Jumper JP9 22 3 3 4 SYNC Polarity Jumper JP12 22 4 Configuring the ACS236A 23 4 1 Setting the Jum...

Page 58: ...e Modules 37 5 6 Powering Up the Rest of the System 37 6 Operation 38 6 1 Interpreting the Remote Module s 7 Segment Display 38 6 2 Making Video Adjustments with the Remote Module s User Controls 40 7 Troubleshooting 41 7 1 Things to Try First 41 7 2 Calling Black Box 42 7 3 Shipping and Packaging 42 Appendix A Pinouts 43 A 1 Connectors on Both Models 43 A 1 1 The VGA Video Connectors 43 A 1 2 The...

Page 59: ... parallel Centronics compatible ACS236A Video Either legacy Sun type or VGA SVGA XGA XGA 2 or RGB RGB must be patched to an HD15 connector Plug and Play not supported for monitors Keyboard and mouse Sun type Serial device EIA TIA RS 232 ITU V 24 V 28 pinned according to TIA 574 PC serial port compatible Resolution Up to 1280 x 1024 Refresh Rate Up to 75 Hz Keyboard Current Consumption Up to 100 mA...

Page 60: ...s for configuration options 4 inside Local Module 3 inside Remote Module Indicators 1 Front mounted 7 segment LED display 2 Rear mounted LEDs for power Connectors Both ACS235A and ACS236A on both the Local and Remote Modules 5 Rear mounted ST female for Module to Module link 1 Front mounted 6 pin DIN female for power ACS235A Front mounted on Local Module 2 6 pin mini DIN female 1 for CPU s keyboar...

Page 61: ... for monitor if it s VGA or multisync type 1 DB9 male for serial device Temperature Tolerance Operating 50 to 113 F 10 to 45 C Storage 23 to 131 F 5 to 55 C Humidity Tolerance Up to 80 noncondensing Power From utility power mains outlet through external transformer Input 100 to 240 VAC 47 to 63 Hz autosensing at up to 0 7 amps Output 12 VDC at 2 1 amps Consumption Local Module Approx 8 watts Remot...

Page 62: ...un Microsystems computers Each model consists of two main components a Local Module that you ll attach the computer s CPU to and a Remote Module that you ll attach the user equipment to With the ACS235A the user equipment will be an IBM PS 2 compatible keyboard and mouse VGA type monitor and an optional IBM PC compatible or Centronics compatible parallel printer With the ACS236A it will be a Sun c...

Page 63: ... and 6 pin mini DIN keyboard and mouse connectors equivalent to our product code EHN235 0010 1 10 ft 3 m DB25 male to DB25 female IBM PC parallel Centronics compatible extension cable equivalent to our product code BC00705 1 6 in 15 2 cm PC AT keyboard port adapter 6 pin mini DIN female to 5 pin DIN male equivalent to our product code FA222 1 RS 232 serial mouse port adapter 6 pin mini DIN female ...

Page 64: ...cal Module and move JP8 at the Remote Module to turn AGC OFF You will then have to adjust the gain of the Extenders video signal manually See Sections 3 2 3 and 3 3 2 3 1 1 VGA VS RGB SIGNALING VGA uses two video synchronization signals HSYNC horizontal sync and VSYNC vertical sync In its factory default settings the Extender s Local Module receives these signals from the CPU and overlays them on ...

Page 65: ...eave jumper JP2 in its factory setting so that HSYNC not CSYNC is transmitted on the HSYNC lead Remove the Remote Module s JP12 jumper in order to force polarity negative See Sections 3 2 1 and 3 3 4 In this application the Remote Module also functions as a sync stripper It strips the sync signals from the color signals separates them and presents them as normal TTL signals to the VGA monitor IMPO...

Page 66: ...ce to Std Source to to Standard to JUMPERS VGA Monitor RGB Monitor VGA Monitor RGB Monitor JP2 Installed Removed Installed Installed JP6 Removed Removed Installed Installed JP10 Removed Removed Installed Installed JP11 Installed on Installed on Installed on Installed on left hand left hand right hand right hand posts posts posts posts PINS 13 14 Connected Connected Open Open HS VS FROM CPU REMOTE ...

Page 67: ...r JP2 Whether the Local Module uses automatic default or manual gain control jumper JP3 Whether the Local Module expects to transmit into 62 5 125 µm default or 50 125 µm fiber jumper JP5 If you need to set the unit for a non default option open the Local Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its casing The jumper locations ...

Page 68: ...SYNC horizontal sync polarity signal to the red color signal Install a jumper on JP10 if you want the Extender to add the VSYNC vertical sync polarity signal to the red color signal JP11 is the main VGA vs RGB control To select RGB on the local side if your computer is transmitting RGB video move the jumper from the left hand posts to the right hand posts as shown below Figure 3 2 Setting the VGA ...

Page 69: ...ling the gain manually see Section 5 2 remove the jumper from these posts as shown in Figure 3 4 Whichever way you set this jumper make sure that jumper JP8 in the Remote Module is set the same way Figure 3 4 Setting gain control jumper JP3 3 2 4 CORE DIAMETER JUMPER JP5 If you ll be using fiberoptic cable with a 62 5 125 µm diameter in your Extender system leave the JP5 jumper posts empty This is...

Page 70: ...C signal to the monitor default or disconnects it jumper JP9 Whether the Remote Module uses the SYNC polarities transmitted from the local side default or forces both HSYNC and VSYNC to negative polarity jumper JP12 If you need to set the unit for a non default option open the Remote Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its...

Page 71: ...r which is probably designed to receive sync on color you will want the Remote Module to leave the sync signals combined with the color signals so you should install jumpers at JP1 JP2 and JP3 to deactivate the decoupling diodes as shown in Figure 3 7 CAUTION The on screen image might be displayed at a different size or screen location at the remote site than it is when the monitor is attached dir...

Page 72: ... the picture on your monitor still seem a little off you can tweak them with the Remote Module s brightness and contrast controls in addition to any color controls on the monitor itself When AGC is turned off the Remote Module s gain control screwdials become activated and you can use them to control the gain of the corresponding colors Be aware that when you re in this mode chromatic aberrations ...

Page 73: ...ess the VSYNC signal so that only CSYNC is expressed Most VGA monitors including most of those that have problems when they receive both signals work well using the CSYNC signal alone Figure 3 9 Setting VSYNC jumper JP9 3 3 4 SYNC POLARITY JUMPER JP12 With jumper JP12 installed the factory default setting the Remote Module restores the video SYNC signals to their original polarity as the Local Mod...

Page 74: ... default VGA input to legacy Sun output or Sun input to either VGA or Sun output jumpers JP2 and JP10 Whether the Local Module uses automatic default or manual gain control jumper JP3 Whether the Local Module expects to transmit into 62 5 125 µm default or 50 125 µm fiber jumper JP5 If you need to set the unit for a non default option open the Local Module being sure to take all reasonable precaut...

Page 75: ... outputs VGA video and the monitor attached to the Remote Module accepts VGA input leave jumpers JP2 and JP10 in their default settings JP2 installed JP10 empty If the computer outputs VGA and the monitor accepts Sun input leave jumper JP10 in its default empty setting but remove jumper JP2 In this setting automatic gain control AGC isn t possible so you ll have to turn it off at both the Local an...

Page 76: ... way Figure 4 3 Setting gain control jumper JP3 4 1 3 CORE DIAMETER JUMPER JP5 If you ll be using fiberoptic cable with a 62 5 125 µm diameter in your Extender system leave the JP5 jumper posts empty This is the factory default setting But if you ll be using 50 125 µm diameter cable install a jumper on these posts as shown in Figure 4 4 The Extender does not work with fiber cables of any other dia...

Page 77: ...e Remote Module passes a separate VSYNC signal to the monitor default or disconnects it jumper JP9 If you need to set the unit for a non default option open the Remote Module being sure to take all reasonable precautions against static electricity by unscrewing the upper part of its casing The jumper locations on the motherboard are shown in Figure 4 5 Then set your desired jumpers as described in...

Page 78: ... colors of the picture on your monitor still seem a little off you can tweak them with the Remote Module s brightness and contrast controls in addition to any color controls on the monitor itself When AGC is turned off the Remote Module s gain control screwdials become activated and you can use them to control the gain of the corresponding colors Be aware that when you re in this mode chromatic ab...

Page 79: ...ht express both CSYNC on HSYNC and VSYNC vertical sync on the VSYNC lead If your VGA monitor works fine even with both signals coming through leave jumper JP9 installed the factory default setting But if your VGA monitor s picture becomes distorted if the monitor receives both CSYNC on HSYNC and VSYNC on VSYNC remove jumper JP9 as shown in Figure 4 7 This causes the Remote Module to suppress the V...

Page 80: ...er s connectors see Appendix A Figure 5 1 Schematics of signal processing in ACS235A top and ACS236A bottom Extender systems R G B HS VS VS 8 28V DC 8 28V DC RS 232 V 24 Keyboard Mouse 13W3 RS 232 V 24 Keyboard Mouse 13W3 VGA VGA R G B R G B HS VS VSYNC HSYNC SYNCPOL R G B X Y X Y R G B HSYNC Stripper VSYNC Stripper SYNC polarity R G B HS VS VS DC DC DC DC 8 28V DC 8 28V DC serial parallel paralle...

Page 81: ... signal black voltage level of the color leads is equivalent to the voltage level of the color ground leads The horizontal and vertical synchronization signals are TTL signals with various polarities depending on the selected monitor resolution for example text only 640 x 480 800 x 600 etc For transmission across the fiber cable the SYNC signals are added to the color signals and separated again a...

Page 82: ...using utilities such as Laplink The Extender also doesn t support the newer IEEE 1284 or Bitronics signaling and the transmission delay would cause timeout problems for these protocols anyway so don t try to establish bidirectional Extended Capabilities Port ECP or Enhanced Parallel Port EPP communication with an attached parallel printer Lastly you should be aware that the latest version of the s...

Page 83: ...uts Sun video on a 13W3 connector you ll need a Sun video extension cable such as product code EVMVDT02 MF to take the place of the included cable s video strand Important note Do not use a standard HD15 to 13W3 Sun video adapter or Sun video adapter cable to patch the included cable s video strand to the CPU These are not pinned correctly for use with the Extender Take these steps making sure the...

Page 84: ...th the Extender between that interface and the KVM extension cable s keyboard port connector If the CPU switch or breakout cable doesn t have a PS 2 style 6 pin mini DIN female mouse interface but does have a PC AT style RS 232 serial DB9 female mouse interface connect the mouse port adapter included with the Extender between that interface and the KVM extension cable s mouse port connector 3A ACS...

Page 85: ...use The mouse must be PS 2 type ACS236A Plug the Sun mouse into the mouse port on your keyboard 4A ACS235A To attach an optional parallel printer run a standard parallel cable from the printer to the Remote Module s DB25 female printer port labeled with the picture of a printer 4B ACS236A To attach an optional serial device run a serial cable from the device to the Remote Module s DB9 male serial ...

Page 86: ...odule 1 Attach a CPU video keyboard mouse etc breakout cable to one of the switch s composite CPU ports 2 Plug the video strand of this cable into the Remote Module s HD15 or 13W3 female video port labeled with the picture of a monitor 3 Plug the keyboard strand of this cable into the 6 pin or 8 pin mini DIN female keyboard port on the Remote Module the port labeled with the picture of a keyboard ...

Page 87: ...for your direct outdoor runs in mild to moderate conditions between Local and Remote Modules Outdoors Extreme First use our preterminated ServSwitch Fiber Patch Cord product code EFN235 for ACS235A or EFN236 for ACS236A to run from the Local or Remote Module to the demarc demarcation point Then use bulk armored outside plant cable such as product code EFN4070A 1000 for a 1000 ft 304 m spool of unt...

Page 88: ...ower inlets on the two power supplies transformers This cord will be included for North American customers other customers might have to get a cord appropriate for their local outlets 2 Attach the transformers output cords to the 6 pin DIN connectors on the Local and Remote Modules the connectors labeled Power 3 Plug the input cords into a standard utility power mains outlet providing between 100 ...

Page 89: ...play Here are the various indications you might see on the Remote Module s display along with what they mean The numbers 0 through 3 and the blinking dot will only appear when AGC is enabled see Sections 3 2 2 and 3 3 2 or 4 1 3 and 4 2 1 If more than one error has occurred all of the corresponding error codes are displayed in a repeating sequence one each second Zero AGC enabled only The OK displ...

Page 90: ...or the CPU side extension cables or a jumper has been set wrong in the ACS235A Local Module probably JP6 or JP11 see Section 3 2 1 V VSYNC missing Either there s a problem with the blue VSYNC fiber or the CPU side extension cables or a jumper has been set wrong in the Local Module probably JP10 or JP11 see Section 3 2 1 or 4 1 1 b Blank pulse missing There s a problem with the green HSYNC fiber C ...

Page 91: ...s close as you can to how it should look try adjusting the image with the monitor s controls If this doesn t work you might try disabling the Extenders automatic gain control see Sections 3 2 2 and 3 3 2 for the ACS235A PC model or Sections 4 1 2 and 4 2 1 for the ACS236A Sun model then using a tiny screwdriver to turn any of the three gain control screwdials with which you can manually control th...

Page 92: ...125 µm or 62 5 125 µm gradient index multimode If everything seems like it ought to be working the power supplies of one or both Extender units might be damaged Problem The picture on my monitor screen rolls uncontrollably The monitor isn t receiving a synchronization signal The usual cause of this is plugging a color signal fiber into the wrong port on an Extender unit the red strand into the gre...

Page 93: ... when the problem occurs the components involved in the problem that is what type of computer what type of keyboard brand of mouse make and model of monitor type and make of fiber cable etc any particular application that when used appears to create the problem or make it worse and the results of any testing you ve already done 7 3 Shipping and Packaging If you need to transport or ship your ServS...

Page 94: ...und 2 Green 10 Sync Ground 3 Blue 13 Horizontal Sync HSYNC 6 Red Ground 14 Vertical Sync VSYNC 7 Green Ground Other pins are not used or not connected A 1 2 THE POWER CONNECTOR Pin Signal Shell Shield 1 Ground 2 12 VDC 3 Ground Other pins are not connected On Remote Module HD15 female 1 5 6 6 10 11 15 15 11 10 5 1 On Local Module HD15 male APPENDIX A Pinouts 1 5 6 3 4 2 On Local and Remote Modules...

Page 95: ... 2 No Connection 3 Keyboard Ground 4 VCC 5 VDC 5 Keyboard Clock 6 No Connection A 2 2 THE PS 2 MOUSE CONNECTOR Pin Signal 1 Mouse Data 2 No Connection 3 Mouse Ground 4 VCC 5 VDC 5 Mouse Clock 6 No Connection 1 5 6 3 4 2 1 5 6 3 4 2 On Local and Remote Modules 6 pin mini DIN female On Local and Remote Modules 6 pin mini DIN female ...

Page 96: ...er 8 DATA7 To printer 9 DATA8 To printer 10 ACK To computer 11 BUSY To computer 12 PE To computer 13 Local Module 5V pull up resistor Remote Module No connection 14 5V pull up resistor 15 Local Module 5V pull up resistor Remote Module No connection 16 INIT To printer 17 No connection 18 25 GND N A On Remote Module DB25 female 1 13 14 25 25 14 13 1 On Local Module DB25 male APPENDIX A Pinouts ...

Page 97: ...CSYNC A3 Blue 10 Ground Other pins are not connected A 3 2 THE SUN KEYBOARD MOUSE CONNECTOR Pin Signal 1 Ground 2 Ground 3 Sun Power ON 4 Mouse IN 5 Keyboard OUT 6 Keyboard IN 7 Keyboard Power ON 6 Sun Power ON On Remote Module HD15 female A1 A1 A2 A2 A3 A3 1 1 5 5 6 6 10 10 On Local Module HD15 male 1 6 7 8 3 5 4 2 On Local and Remote Modules 8 pin mini DIN female ...

Page 98: ...t from Remote input to Local 4 DTR Data Terminal Ready Output from Remote input to Local 5 SGND Signal Ground N A 6 DSR Data Set Ready Input to Remote output from Local 7 RTS Request to Send Output from Remote input to Local 8 CTS Clear to Send Input to Remote output from Local 9 No connection On Remote Module DB9 male 1 1 5 5 6 6 10 10 On Local Module DB9 female ...

Page 99: ...andles to the front of the Kit frame with the four Philips head screws 2 Unscrew and remove two screws from each side of the case of the Module you want to mount If you want the front panel device connectors the ones on a Local Module that will be attached to the CPU or the ones on a Remote Module that will be attached to the user station to protrude from the front of the rack remove the screws cl...

Page 100: ...he Module to the frame 5 Dual Module Kit only Repeat steps 2 through 4 for the other Module 6 Match the mounting holes at the opposite ends of the Kit frame to an appropriate set of matching holes on your equipment rack then attach the Module and frame assembly to the rack using your own screws bolts or cage nuts not included Figure B 2 The rackmount assembly RMK235 shown ...

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