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Black Box ACS235A manual

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Table of contents for the manual

  • Page 1

    JANUARY 2001 ACS235A ACS236A R G B 2 1 FIBER KVM EXTENDER Power Remote Unit FREE tech support 24 hours a day , 7 days a week: Call 724-746-5500 or fax 724-746-0746 . Mailing address: Black Box Corporation , 1000 Park Dr ., Lawrence, P A 15055-1018 World-Wide W eb: www.blackbox.com • E-mail: info@blackbox.com © Copyright 2001. Black Box Corporati[...]

  • Page 2

    1 THE SERVSWITCH™ FAMILY W elcome to the Ser vSwitch TM Family! Thank you for purchasing a BLACK BOX ® ServSwitch ™ Brand KVM-switching accessory! We appreciate your business, and we think you’ll appreciate the many ways that your new ServSwitch keyboard/video/mouse switch will save you money, time, and effort. That’s because our ServSwitc[...]

  • Page 3

    2 SERVSWITCH™ BRAND FIBER KVM EXTENDERS DECLARA TION OF CONFORMITY This is to certify that, when installed and used according to the instructions in this manual together with the specified cables, the ServSwitch™ Brand Fiber KVM Extender is shielded against the generation of radio interference in accordance with the application of Council Direc[...]

  • Page 4

    3 FCC/IC STATEMENTS FEDERAL COMMUNICA TIONS COMMISSION AND INDUSTR Y CANADA RADIO-FREQUENCY INTERFERENCE ST A TEMENTS 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 h[...]

  • Page 5

    4 SERVSWITCH™ BRAND FIBER KVM EXTENDERS NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY ST A TEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3.[...]

  • Page 6

    5 NOM STATEMENT 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los contactos y receptáculos donde sal[...]

  • Page 7

    6 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Contents Chapter Page 1. Specifications ............................................................................................. 8 2. Introduction ............................................................................................. 11 2.1 Overview ..............................................[...]

  • Page 8

    7 TABLE OF CONTENTS Chapter Page 5. Installation ................................................................................................ 29 5.1 Guidelines and Limitations for Attaching Equipment ................... 29 5.1.1 CPU .......................................................................................... 30 5.1.2 VGA Monitor .[...]

  • Page 9

    8 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 1. Specifications Cable Required — 62.5/125-µm or 50/125-µm multimode fiberoptic breakout cable with at least five strands (not included) Compliance — CE (EN 55022, 50082-1); FCC Class A, IC Class/classe A Interfaces — Both ACS235A and ACS236A: Extension: Multimode fiberoptic; ACS235A: Video: VGA, S[...]

  • Page 10

    9 CHAPTER 1: Specifications Maximum Optical Loss — 5 dB Maximum Distance — 1000 m (3281 ft.) between Extender’s Local and Remote Modules User Controls — Both ACS235A and ACS236A, rear-mounted on the Remote Module: (2) Rear-mounted dials for contrast and brightness; (3) Rear-mounted trimpots for adjusting color-signal gain; ACS235A: (12) Int[...]

  • Page 11

    10 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Connectors (continued) — ACS236A: Front-mounted on Local Module: (1) 8-pin mini-DIN female for CPU’s keyboard and mouse ports; (1) HD15 male for CPU’s video port (if it’s VGA type); (1) 13W3 male for CPU’s video port (if it’s legacy Sun type); (1) DB9 female for CPU’s serial port; Front-mount[...]

  • Page 12

    11 CHAPTER 2: Introduction 2. Introduction 2.1 Overview The purpose of the ServSwitch™ Brand Fiber KVM Extender is to greatly extend the distance between a Sun ® or IBM ® PC compatible computer CPU and the keyboard, mouse, monitor, and serial or parallel peripheral that the computer operator will be using, especially in electrically noisy envir[...]

  • Page 13

    12 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 2.2 The Complete Package Before you do anything else with it, verify that you received everything you should have with your ServSwitch Brand Fiber KVM Extender. These components come with both models of the Extender: • The Extender’s Local Module. • The Extender’s Remote Module. • (2) power suppl[...]

  • Page 14

    13 CHAPTER 3: Configuring the ACS235A 3. Configuring the ACS235A This chapter describes how to configure the PC model of the ServSwitch™ Brand Fiber KVM Extender (ACS235A). If your Extender is the Sun model (ACS236A), see Chapter 4 . 3.1 Configuring for RGB Video In normal configuration at delivery time, the Extender units are configured to carry[...]

  • Page 15

    14 SERVSWITCH™ BRAND FIBER KVM EXTENDERS the JP1 , JP2 , and JP3 locations to deactivate the decoupling diodes (so that the Remote Module leaves the sync signals on the color signals), and remove the jumpers at JP9 and JP12 to disable VSYNC and force the sync polarity signals negative (see Sections 3.3.1 , 3.3.3 , and 3.3.4 ). CAUTION! You can on[...]

  • Page 16

    15 CHAPTER 3: Configuring the ACS235A T able 3-1. Jumper Settings For all of these applications, to use AGC you must leave JP3 in the Local Module installed and keep the JP8 jumpers in the Remote Module on the left-hand posts. To operate without AGC, remove JP3 in the Local Module installed, move the JP8 jumpers in the Remote Module to the right-ha[...]

  • Page 17

    16 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.2 Setting the Jumpers in the Local Module (Optional) There are six user-settable jumpers inside the Local Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Local Module transmits VGA (default) or RGB video signals to the Remote Module, and if RGB, which signal[...]

  • Page 18

    17 CHAPTER 3: Configuring the ACS235A 3.2.1 T HE VGA/RGB J UMPERS (JP6, JP10, AND JP11) If you’ll be using a VGA monitor in your Extender system, leave these jumpers set as they are (in their factory-default positions). But if you need to use an RGB monitor instead, take these steps (refer to Figure 3-2): • Install a jumper on JP6 if you want t[...]

  • Page 19

    18 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.2.2 VGA- TO -RGB S YNC -G ENERATION J UMPER JP2 For most applications you should leave this jumper installed. However, if you are using the Extender to connect a VGA video card or other VGA source to an RGB monitor, remove this jumper as shown in Figure 3-3. (This causes the Local Module to generate a CS[...]

  • Page 20

    19 CHAPTER 3: Configuring the ACS235A 3.3 Setting the Jumpers in the Remote Module (Optional) There are six user-settable jumpers inside the Remote Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Remote Module strips the sync signals from the color signals (default) or leaves them in (jumpers JP1 , JP2[...]

  • Page 21

    20 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.3.1 T HE S YNC - ON -C OLOR J UMPERS (JP1, JP2, AND JP3) The Local Module of the ServSwitch Brand Fiber KVM Extender adds synchronization signals to the color signals for transmission across the fiber link. If you are using a VGA monitor (which is probably not equipped to handle sync on color), you will [...]

  • Page 22

    21 CHAPTER 3: Configuring the ACS235A 3.3.2 R EMOTE G AIN -C ONTROL J UMPER B ANK JP8 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumpers ON the right-hand posts of each of the three pairs of JP8 jumper posts, as shown below. (This is the factory-default setting as well as the recommended setting.) But if yo[...]

  • Page 23

    22 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.3.3 VSYNC E NABLE /D ISABLE J UMPER JP9 It is possible to use the Extender to connect a VGA monitor to a computer that outputs RGB video that superimposes CSYNC on the green signal. In this situation, depending on the computer, the Remote Module might express only CSYNC (composite sync) on the HSYNC lead[...]

  • Page 24

    23 CHAPTER 4: Configuring the ACS236A 4. Configuring the ACS236A This chapter describes how to configure the Sun model of the ServSwitch™ Brand Fiber KVM Extender (ACS236A). If your Extender is the PC model (ACS235A), see Chapter 3 . 4.1 Setting the Jumpers in the Local Module (Optional) There are four user-settable jumpers inside the Local Modul[...]

  • Page 25

    24 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Figure 4-1. The locations of the ACS236A Local Module’s jumpers. 4.1.1 T HE V IDEO -H ANDLING J UMPERS JP2 AND JP10 Jumpers JP2 and JP10 in the Local Module control how the Extender handles video signals, depending on whether the computer outputs VGA signals to the Extender’s HD15 connectors or legacy [...]

  • Page 26

    25 CHAPTER 4: Configuring the ACS236A Figure 4-2. Setting video-handling jumpers JP2 and JP10. 4.1.2 L OCAL G AIN -C ONTROL J UMPER JP3 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumper ON the JP3 jumper posts. (We recommend this factory-default setting.) But if you’ll be controlling the gain manually (se[...]

  • Page 27

    26 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 4.2 Setting the Jumpers in the Remote Module (Optional) There are two user-settable jumpers inside the Remote Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Remote Module uses automatic (default) or manual gain control (jumper bank JP8 ). • Whether the Remo[...]

  • Page 28

    27 CHAPTER 4: Configuring the ACS236A 4.2.1 R EMOTE G AIN -C ONTROL J UMPER B ANK JP8 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumpers ON the right-hand posts of each of the three pairs of JP8 jumper posts, as shown below. (This is the factory-default setting as well as the recommended setting.) But if yo[...]

  • Page 29

    28 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 4.2.2 VSYNC E NABLE /D ISABLE J UMPER JP9 It is possible to use the Extender to connect a VGA monitor to a legacy Sun computer that outputs Sun video with CSYNC superimposed on the green signal. (If you do this, make sure that jumpers JP2 and JP10 in the Local Module are both installed; see Section 4.1.1 .[...]

  • Page 30

    29 CHAPTER 5: Installation 5. Installation 5.1 Guidelines and Limitations for Attaching Equipment This section discusses a few things you need to keep in mind about the types of devices you can attach to a ServSwitch™ Brand Fiber KVM Extender. As you read the rest of this section, you might want to refer to Figure 5-1, which shows how the Extende[...]

  • Page 31

    30 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.1.1 CPU The ACS235A Extender supports IBM PC compatible desktop CPUs; it does not support laptops . A CPU must have these kinds of interfaces to work fully with the ACS235A Extender: • Video: VGA, SVGA, XGA, or XGA-2. (Also supports most CPUs that output RGB.) • Keyboard: IBM PS/2 style (6-pin mini-D[...]

  • Page 32

    31 CHAPTER 5: Installation 5.1.4 K EYBOARD AND M OUSE The ACS235A Extender’s keyboard and mouse interfaces are standard PS/2 type interfaces, so you can attach just about any standard PS/2 compatible keyboard and mouse to the Extender. Do not attach serial mice or bus mice to the Extender; they will not work. You can attach a PC/AT style keyboard[...]

  • Page 33

    32 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.2 Connecting a CPU or KVM Switch to the Local Module NOTE In the universal directions in this section and in Section 5.3 , we’ll sometimes refer to separate keyboard and mouse connections even though there will only be one keyboard/mouse connection when the Sun Extender (ACS236A) is involved. Your Serv[...]

  • Page 34

    33 CHAPTER 5: Installation 2. Take the connectors at the other end of the cable and plug them into the equipment you want to attach. ACS235A only: Be very careful not to get the cable’s keyboard and mouse strands backwards. • If you’re attaching a CPU or a KVM switch with separate user-side connectors: Plug the included cable’s connectors i[...]

  • Page 35

    34 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.3 Connecting User Equipment or a KVM Switch to the Remote Module NOTE FOR ACS236A Do not plug monitors, switches, etc., into both of the Remote Module’s video connectors at the same time. Take these steps to attach your user equipment directly to the Extender’s Remote Module: 1. Plug the monitor into[...]

  • Page 36

    35 CHAPTER 5: Installation 3. ACS235A: Run a PS/2 mouse-extension cable from the switch’s PS/2 CPU- mouse port to the 6-pin mini-DIN female mouse port on the Remote Module (the port labeled with the picture of a mouse). (The switch’s CPU-mouse port must be PS/2 type.) 4A. ACS235A: If the switch has an input-only CPU-parallel port that is pinned[...]

  • Page 37

    36 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.4 Running Fiber Cable Between the Local and Remote Modules You’ll need breakout-style fiberoptic cabling with at least five fibers to connect the Extender’s Local Module to its Remote Module. What type of cable(s) you use will depend on where you’re going to run them: • Indoors: Use bulk pretermi[...]

  • Page 38

    37 CHAPTER 5: Installation CAUTION! One of the most common errors in cabling the Extender is to attach fiber strands “1” and “2” to the Remote Module backwards (strand 1 to port 2, strand 2 to port 1). Notice that while the fiber ports on the Local Module are arranged in left-to-right order as “R,” “G,” “B,” “1,” and “2,?[...]

  • Page 39

    38 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 6. Operation The ServSwitch™ Brand Fiber KVM Extender Modules should begin operating as soon as they (and all attached devices) are plugged in; the green and red Power LEDs on the units’ rear panels should light. (If either LED on a Module fails to light, that Module has had an internal failure; contac[...]

  • Page 40

    39 CHAPTER 6: Operation Three (AGC enabled only): Low blue. Even applying max AGC, the unit can’t equalize the color signals, of which blue is at the lowest level. There’s trouble with the blue transmit diode, fiber, or receive diode. F: Contrast is turned up too high at the Remote Module for AGC to work properly. Turn the contrast down using t[...]

  • Page 41

    40 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 6.2 Making Video Adjustments with the Remote Module’ s User Controls If the image from your computer that’s displayed on the remote monitor is badly distorted, this might be the result of a video-signaling problem. Refer to Chapter 3 (especially Section 3.2.1 ) or Chapter 4 for ways in which you can mo[...]

  • Page 42

    41 CHAPTER 7: Troubleshooting 7. T roubleshooting 7.1 Things to T ry First Here are a few problems that sometimes occur in a ServSwitch™ Brand Fiber KVM Extender system, along with possible causes and solutions. Problem: I can’t get a picture on my monitor screen. Check the LEDs on the rear panels of the Extender units: • If they’re lit: Is[...]

  • Page 43

    42 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 7.2 Calling Black Box If you determine that your ServSwitch Brand Fiber KVM Extender is malfunctioning, do not attempt to alter or repair the unit . It has no user-serviceable components. Contact Black Box Technical Support at 724-746-5500. Before you do, make a record of the history of the problem. We wil[...]

  • Page 44

    43 Appendix A: Pinouts Here are the pinouts for the ServSwitch™ Brand Fiber KVM Extender’s device and power connectors. A.1 Connectors on Both Models A.1.1 T HE VGA V IDEO C ONNECTORS Pin Signal Pin Signal 1 Red 8 Blue Ground 2 Green 10 Sync Ground 3 Blue 13 Horizontal Sync (HSYNC) 6 Red Ground 14 Vertical Sync (VSYNC) 7 Green Ground (Other pin[...]

  • Page 45

    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 C[...]

  • Page 46

    45 A.2.3 T HE P ARALLEL P RINTER C ONNECTORS Pin Signal Direction 1 STROBE To printer 2 DATA1 To printer 3 DATA2 To printer 4 DATA3 To printer 5 DATA4 To printer 6 DATA5 To printer 7 DATA6 To printer 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 Modul[...]

  • Page 47

    46 SERVSWITCH™ BRAND FIBER KVM EXTENDERS A.3 Connectors on the ACS236A A.3.1 T HE S UN V IDEO C ONNECTORS Pin Signal Pin Signal A1 Red 4 Ground A2 Green 5 Composite Sync. (CSYNC) A3 Blue 10 Ground (Other pins are not connected.) A.3.2 T HE S UN K EYBOARD /M OUSE C ONNECTOR Pin Signal 1 Ground 2 Ground 3 Sun Power ON 4 Mouse IN 5 Keyboard OUT 6 Ke[...]

  • Page 48

    47 APPENDIX A: Pinouts A.3.3 T HE S ERIAL C ONNECTORS Pin Signal Direction 1 (No connection) 2 RD (Receive Data) Input to Remote, output from Local 3 TD (Transmit Data) Output 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 Loca[...]

  • Page 49

    48 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Appendix B: Rackmounting the Extender If you want to mount one or two ServSwitch™ Brand Fiber KVM Extender Local or Remote Modules in a standard 19" equipment rack, you can use the Single-Module Rackmount Kit (product code RMK235) or the Dual-Module Rackmount Kit (RMK235-2) respectively. The RMK235 [...]

  • Page 50

    49 APPENDIX B: Rackmounting the Extender 4. Using the included hex tool, screw four of the included hex screws through the holes in the flanges and into the Module to secure the 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 appropr[...]

  • Page 51

    JANUARY 2001 ACS235A ACS236A R G B 2 1 FIBER KVM EXTENDER Power Remote Unit FREE tech support 24 hours a day , 7 days a week: Call 724-746-5500 or fax 724-746-0746 . Mailing address: Black Box Corporation , 1000 Park Dr ., Lawrence, P A 15055-1018 World-Wide W eb: www.blackbox.com • E-mail: info@blackbox.com © Copyright 2001. Black Box Corporati[...]

  • Page 52

    1 THE SERVSWITCH™ FAMILY W elcome to the Ser vSwitch TM Family! Thank you for purchasing a BLACK BOX ® ServSwitch ™ Brand KVM-switching accessory! We appreciate your business, and we think you’ll appreciate the many ways that your new ServSwitch keyboard/video/mouse switch will save you money, time, and effort. That’s because our ServSwitc[...]

  • Page 53

    2 SERVSWITCH™ BRAND FIBER KVM EXTENDERS DECLARA TION OF CONFORMITY This is to certify that, when installed and used according to the instructions in this manual together with the specified cables, the ServSwitch™ Brand Fiber KVM Extender is shielded against the generation of radio interference in accordance with the application of Council Direc[...]

  • Page 54

    3 FCC/IC STATEMENTS FEDERAL COMMUNICA TIONS COMMISSION AND INDUSTRY CANADA RADIO-FREQUENCY INTERFERENCE ST A TEMENTS 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 ha[...]

  • Page 55

    4 SERVSWITCH™ BRAND FIBER KVM EXTENDERS NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY ST A TEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3.[...]

  • Page 56

    5 NOM STATEMENT 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los contactos y receptáculos donde sal[...]

  • Page 57

    6 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Contents Chapter Page 1. Specifications ............................................................................................. 8 2. Introduction ............................................................................................. 11 2.1 Overview ..............................................[...]

  • Page 58

    7 TABLE OF CONTENTS Chapter Page 5. Installation ................................................................................................ 29 5.1 Guidelines and Limitations for Attaching Equipment ................... 29 5.1.1 CPU .......................................................................................... 30 5.1.2 VGA Monitor .[...]

  • Page 59

    8 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 1. Specifications Cable Required — 62.5/125-µm or 50/125-µm multimode fiberoptic breakout cable with at least five strands (not included) Compliance — CE (EN 55022, 50082-1); FCC Class A, IC Class/classe A Interfaces — Both ACS235A and ACS236A: Extension: Multimode fiberoptic; ACS235A: Video: VGA, S[...]

  • Page 60

    9 CHAPTER 1: Specifications Maximum Optical Loss — 5 dB Maximum Distance — 1000 m (3281 ft.) between Extender’s Local and Remote Modules User Controls — Both ACS235A and ACS236A, rear-mounted on the Remote Module: (2) Rear-mounted dials for contrast and brightness; (3) Rear-mounted trimpots for adjusting color-signal gain; ACS235A: (12) Int[...]

  • Page 61

    10 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Connectors (continued) — ACS236A: Front-mounted on Local Module: (1) 8-pin mini-DIN female for CPU’s keyboard and mouse ports; (1) HD15 male for CPU’s video port (if it’s VGA type); (1) 13W3 male for CPU’s video port (if it’s legacy Sun type); (1) DB9 female for CPU’s serial port; Front-mount[...]

  • Page 62

    11 CHAPTER 2: Introduction 2. Introduction 2.1 Overview The purpose of the ServSwitch™ Brand Fiber KVM Extender is to greatly extend the distance between a Sun ® or IBM ® PC compatible computer CPU and the keyboard, mouse, monitor, and serial or parallel peripheral that the computer operator will be using, especially in electrically noisy envir[...]

  • Page 63

    12 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 2.2 The Complete Package Before you do anything else with it, verify that you received everything you should have with your ServSwitch Brand Fiber KVM Extender. These components come with both models of the Extender: • The Extender’s Local Module. • The Extender’s Remote Module. • (2) power suppl[...]

  • Page 64

    13 CHAPTER 3: Configuring the ACS235A 3. Configuring the ACS235A This chapter describes how to configure the PC model of the ServSwitch™ Brand Fiber KVM Extender (ACS235A). If your Extender is the Sun model (ACS236A), see Chapter 4 . 3.1 Configuring for RGB Video In normal configuration at delivery time, the Extender units are configured to carry[...]

  • Page 65

    14 SERVSWITCH™ BRAND FIBER KVM EXTENDERS the JP1 , JP2 , and JP3 locations to deactivate the decoupling diodes (so that the Remote Module leaves the sync signals on the color signals), and remove the jumpers at JP9 and JP12 to disable VSYNC and force the sync polarity signals negative (see Sections 3.3.1 , 3.3.3 , and 3.3.4 ). CAUTION! You can on[...]

  • Page 66

    15 CHAPTER 3: Configuring the ACS235A T able 3-1. Jumper Settings For all of these applications, to use AGC you must leave JP3 in the Local Module installed and keep the JP8 jumpers in the Remote Module on the left-hand posts. To operate without AGC, remove JP3 in the Local Module installed, move the JP8 jumpers in the Remote Module to the right-ha[...]

  • Page 67

    16 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.2 Setting the Jumpers in the Local Module (Optional) There are six user-settable jumpers inside the Local Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Local Module transmits VGA (default) or RGB video signals to the Remote Module, and if RGB, which signal[...]

  • Page 68

    17 CHAPTER 3: Configuring the ACS235A 3.2.1 T HE VGA/RGB J UMPERS (JP6, JP10, AND JP11) If you’ll be using a VGA monitor in your Extender system, leave these jumpers set as they are (in their factory-default positions). But if you need to use an RGB monitor instead, take these steps (refer to Figure 3-2): • Install a jumper on JP6 if you want t[...]

  • Page 69

    18 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.2.2 VGA- TO -RGB S YNC -G ENERATION J UMPER JP2 For most applications you should leave this jumper installed. However, if you are using the Extender to connect a VGA video card or other VGA source to an RGB monitor, remove this jumper as shown in Figure 3-3. (This causes the Local Module to generate a CS[...]

  • Page 70

    19 CHAPTER 3: Configuring the ACS235A 3.3 Setting the Jumpers in the Remote Module (Optional) There are six user-settable jumpers inside the Remote Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Remote Module strips the sync signals from the color signals (default) or leaves them in (jumpers JP1 , JP2[...]

  • Page 71

    20 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.3.1 T HE S YNC - ON -C OLOR J UMPERS (JP1, JP2, AND JP3) The Local Module of the ServSwitch Brand Fiber KVM Extender adds synchronization signals to the color signals for transmission across the fiber link. If you are using a VGA monitor (which is probably not equipped to handle sync on color), you will [...]

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    21 CHAPTER 3: Configuring the ACS235A 3.3.2 R EMOTE G AIN -C ONTROL J UMPER B ANK JP8 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumpers ON the right-hand posts of each of the three pairs of JP8 jumper posts, as shown below. (This is the factory-default setting as well as the recommended setting.) But if yo[...]

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    22 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 3.3.3 VSYNC E NABLE /D ISABLE J UMPER JP9 It is possible to use the Extender to connect a VGA monitor to a computer that outputs RGB video that superimposes CSYNC on the green signal. In this situation, depending on the computer, the Remote Module might express only CSYNC (composite sync) on the HSYNC lead[...]

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    23 CHAPTER 4: Configuring the ACS236A 4. Configuring the ACS236A This chapter describes how to configure the Sun model of the ServSwitch™ Brand Fiber KVM Extender (ACS236A). If your Extender is the PC model (ACS235A), see Chapter 3 . 4.1 Setting the Jumpers in the Local Module (Optional) There are four user-settable jumpers inside the Local Modul[...]

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    24 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Figure 4-1. The locations of the ACS236A Local Module’s jumpers. 4.1.1 T HE V IDEO -H ANDLING J UMPERS JP2 AND JP10 Jumpers JP2 and JP10 in the Local Module control how the Extender handles video signals, depending on whether the computer outputs VGA signals to the Extender’s HD15 connectors or legacy [...]

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    25 CHAPTER 4: Configuring the ACS236A Figure 4-2. Setting video-handling jumpers JP2 and JP10. 4.1.2 L OCAL G AIN -C ONTROL J UMPER JP3 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumper ON the JP3 jumper posts. (We recommend this factory-default setting.) But if you’ll be controlling the gain manually (se[...]

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    26 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 4.2 Setting the Jumpers in the Remote Module (Optional) There are two user-settable jumpers inside the Remote Module of the ServSwitch Brand Fiber KVM Extender. They control these options: • Whether the Remote Module uses automatic (default) or manual gain control (jumper bank JP8 ). • Whether the Remo[...]

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    27 CHAPTER 4: Configuring the ACS236A 4.2.1 R EMOTE G AIN -C ONTROL J UMPER B ANK JP8 If you’ll be using automatic gain control (AGC) in your Extender system, leave the jumpers ON the right-hand posts of each of the three pairs of JP8 jumper posts, as shown below. (This is the factory-default setting as well as the recommended setting.) But if yo[...]

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    28 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 4.2.2 VSYNC E NABLE /D ISABLE J UMPER JP9 It is possible to use the Extender to connect a VGA monitor to a legacy Sun computer that outputs Sun video with CSYNC superimposed on the green signal. (If you do this, make sure that jumpers JP2 and JP10 in the Local Module are both installed; see Section 4.1.1 .[...]

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    29 CHAPTER 5: Installation 5. Installation 5.1 Guidelines and Limitations for Attaching Equipment This section discusses a few things you need to keep in mind about the types of devices you can attach to a ServSwitch™ Brand Fiber KVM Extender. As you read the rest of this section, you might want to refer to Figure 5-1, which shows how the Extende[...]

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    30 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.1.1 CPU The ACS235A Extender supports IBM PC compatible desktop CPUs; it does not support laptops . A CPU must have these kinds of interfaces to work fully with the ACS235A Extender: • Video: VGA, SVGA, XGA, or XGA-2. (Also supports most CPUs that output RGB.) • Keyboard: IBM PS/2 style (6-pin mini-D[...]

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    31 CHAPTER 5: Installation 5.1.4 K EYBOARD AND M OUSE The ACS235A Extender’s keyboard and mouse interfaces are standard PS/2 type interfaces, so you can attach just about any standard PS/2 compatible keyboard and mouse to the Extender. Do not attach serial mice or bus mice to the Extender; they will not work. You can attach a PC/AT style keyboard[...]

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    32 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.2 Connecting a CPU or KVM Switch to the Local Module NOTE In the universal directions in this section and in Section 5.3 , we’ll sometimes refer to separate keyboard and mouse connections even though there will only be one keyboard/mouse connection when the Sun Extender (ACS236A) is involved. Your Serv[...]

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    33 CHAPTER 5: Installation 2. Take the connectors at the other end of the cable and plug them into the equipment you want to attach. ACS235A only: Be very careful not to get the cable’s keyboard and mouse strands backwards. • If you’re attaching a CPU or a KVM switch with separate user-side connectors: Plug the included cable’s connectors i[...]

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    34 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.3 Connecting User Equipment or a KVM Switch to the Remote Module NOTE FOR ACS236A Do not plug monitors, switches, etc., into both of the Remote Module’s video connectors at the same time. Take these steps to attach your user equipment directly to the Extender’s Remote Module: 1. Plug the monitor into[...]

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    35 CHAPTER 5: Installation 3. ACS235A: Run a PS/2 mouse-extension cable from the switch’s PS/2 CPU- mouse port to the 6-pin mini-DIN female mouse port on the Remote Module (the port labeled with the picture of a mouse). (The switch’s CPU-mouse port must be PS/2 type.) 4A. ACS235A: If the switch has an input-only CPU-parallel port that is pinned[...]

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    36 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 5.4 Running Fiber Cable Between the Local and Remote Modules You’ll need breakout-style fiberoptic cabling with at least five fibers to connect the Extender’s Local Module to its Remote Module. What type of cable(s) you use will depend on where you’re going to run them: • Indoors: Use bulk pretermi[...]

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    37 CHAPTER 5: Installation CAUTION! One of the most common errors in cabling the Extender is to attach fiber strands “1” and “2” to the Remote Module backwards (strand 1 to port 2, strand 2 to port 1). Notice that while the fiber ports on the Local Module are arranged in left-to-right order as “R,” “G,” “B,” “1,” and “2,?[...]

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    38 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 6. Operation The ServSwitch™ Brand Fiber KVM Extender Modules should begin operating as soon as they (and all attached devices) are plugged in; the green and red Power LEDs on the units’ rear panels should light. (If either LED on a Module fails to light, that Module has had an internal failure; contac[...]

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    39 CHAPTER 6: Operation Three (AGC enabled only): Low blue. Even applying max AGC, the unit can’t equalize the color signals, of which blue is at the lowest level. There’s trouble with the blue transmit diode, fiber, or receive diode. F: Contrast is turned up too high at the Remote Module for AGC to work properly. Turn the contrast down using t[...]

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    40 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 6.2 Making Video Adjustments with the Remote Module’ s User Controls If the image from your computer that’s displayed on the remote monitor is badly distorted, this might be the result of a video-signaling problem. Refer to Chapter 3 (especially Section 3.2.1 ) or Chapter 4 for ways in which you can mo[...]

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    41 CHAPTER 7: Troubleshooting 7. T roubleshooting 7.1 Things to T ry First Here are a few problems that sometimes occur in a ServSwitch™ Brand Fiber KVM Extender system, along with possible causes and solutions. Problem: I can’t get a picture on my monitor screen. Check the LEDs on the rear panels of the Extender units: • If they’re lit: Is[...]

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    42 SERVSWITCH™ BRAND FIBER KVM EXTENDERS 7.2 Calling Black Box If you determine that your ServSwitch Brand Fiber KVM Extender is malfunctioning, do not attempt to alter or repair the unit . It has no user-serviceable components. Contact Black Box Technical Support at 724-746-5500. Before you do, make a record of the history of the problem. We wil[...]

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    43 Appendix A: Pinouts Here are the pinouts for the ServSwitch™ Brand Fiber KVM Extender’s device and power connectors. A.1 Connectors on Both Models A.1.1 T HE VGA V IDEO C ONNECTORS Pin Signal Pin Signal 1 Red 8 Blue Ground 2 Green 10 Sync Ground 3 Blue 13 Horizontal Sync (HSYNC) 6 Red Ground 14 Vertical Sync (VSYNC) 7 Green Ground (Other pin[...]

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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 C[...]

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    45 A.2.3 T HE P ARALLEL P RINTER C ONNECTORS Pin Signal Direction 1 STROBE To printer 2 DATA1 To printer 3 DATA2 To printer 4 DATA3 To printer 5 DATA4 To printer 6 DATA5 To printer 7 DATA6 To printer 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 Modul[...]

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    46 SERVSWITCH™ BRAND FIBER KVM EXTENDERS A.3 Connectors on the ACS236A A.3.1 T HE S UN V IDEO C ONNECTORS Pin Signal Pin Signal A1 Red 4 Ground A2 Green 5 Composite Sync. (CSYNC) A3 Blue 10 Ground (Other pins are not connected.) A.3.2 T HE S UN K EYBOARD /M OUSE C ONNECTOR Pin Signal 1 Ground 2 Ground 3 Sun Power ON 4 Mouse IN 5 Keyboard OUT 6 Ke[...]

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    47 APPENDIX A: Pinouts A.3.3 T HE S ERIAL C ONNECTORS Pin Signal Direction 1 (No connection) 2 RD (Receive Data) Input to Remote, output from Local 3 TD (Transmit Data) Output 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 Loca[...]

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    48 SERVSWITCH™ BRAND FIBER KVM EXTENDERS Appendix B: Rackmounting the Extender If you want to mount one or two ServSwitch™ Brand Fiber KVM Extender Local or Remote Modules in a standard 19" equipment rack, you can use the Single-Module Rackmount Kit (product code RMK235) or the Dual-Module Rackmount Kit (RMK235-2) respectively. The RMK235 [...]

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    49 APPENDIX B: Rackmounting the Extender 4. Using the included hex tool, screw four of the included hex screws through the holes in the flanges and into the Module to secure the 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 appropr[...]

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    NOTES[...]

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    NOTES[...]

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    NOTES[...]