Black Box SW628A-R2, SW627A-R2 manual Ctrl

Page 25

SERVSWITCH™ JR. MP

Command

Keystroke Sequence

Description

 

 

 

Scan OFF

[CTRL] X

Turns Scan mode OFF (the port being scanned at

 

 

the time the command is entered is given access

 

 

to the shared monitor, keyboard, and mouse).

 

 

Note: Scan can also be stopped by entering a

 

 

Select Port command.

 

 

 

Reset

[CTRL] R

Resets and enables the keyboard and mouse.

 

 

Issue this command to correct your keyboard or

 

 

mouse if one of them malfunctions or gets stuck.

 

 

 

Send Null Byte

[CTRL] N

PC CPUs with PS/2 mouse ports only: Causes

 

 

the ServSwitch Jr. MP to send a null byte to the

 

 

CPU’s PS/2 mouse port. Issue this command to

 

 

correct the current CPU if it gets “out of sync” with

 

 

the PS/2 mouse (see Section 4.3.5).

 

 

 

Identify ROM

[CTRL] I

Causes the ServSwitch to report the version of

 

 

ROM it is using. Issue this command if you are

 

 

asked to do so by a technical-support person.

 

 

 

Keep Settings

[CTRL] K

Enter this command after you enter any of the

 

 

following six commands (it saves new settings to

 

 

nonvolatile memory):

 

 

 

Set Maximum

[CTRL] Px [ENTER]

SW628A-R2 only: Tells the ServSwitch Jr. MP the

Number of

(x = 2 or 3)

total number of ports to which devices are (or will

Ports

 

be) connected. Issue this command when you’re

 

 

only using 2 or 3 of the ports on a 4-port unit.

 

 

 

Set Scan-

[CTRL] Txx [ENTER]

Sets the time, in seconds, that the ServSwitch Jr.

Delay Time

(xx = delay in seconds

MP will pause at each port when scanning.

 

from 1 to 15)

 

 

 

 

Set Keyboard

[CTRL] Mx [ENTER]

PC CPUs only: Tells the ServSwitch Jr. MP the

Mode

(x = 1, 2, or 3)

keyboard mode of the currently selected CPU.

 

 

 

Set Keyboard

[CTRL] Axxx [ENTER]

Sets the keyboard typematic (automatic key-

Typematic

(xxx = a decimal value

repeat) function of the currently selected CPU.

 

from 0 to 127)

This command works only with CPUs that have

 

 

standard keyboards and CMOS that allows users

 

 

to program the typematic function.

 

 

 

Set Apple

[CTRL] Ex [ENTER]

Determines how your PC-keyboard keys are

Emulation

(x = 0, 1, or 2)

mapped to Apple keyboard keys and functions.

 

 

 

Set Mouse

[CTRL] Qx [ENTER]

PC CPUs with RS-232 mouse ports only:

Translation

(x = 0 or 1)

Q1 turns on PS/2 to RS-232 mouse translation for

 

 

the currently selected PC. Q0 turns it off.

 

 

 

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Contents SW627A-R2 SW628A-R2 Welcome to the ServSwitchTM Family Servswitch JR. MP RADIO-FREQUENCY Interference Statements Servswitch JR. MP NOM Statement Contents Table of Contents Specifications Connectors IndicatorsTemperature Tolerance PowerIntroduction Operating FeaturesComplete Package Introduction LEDs 1, 2, 3 Front PanelRear Panel Panel Label Connector DescriptionPS/2 NoneEquipment Requirements Cable RequirementsConnecting the Monitor, Keyboard, and Mouse InstallationRackmounting Optional Connecting the CPUs Switching from the Keyboard Powering Up the SystemCpus OperationOperation Monitor Video Quality vs. Distance for Original Serv Cables Video Quality vs. Distance for Coaxial Cables ServSwitch Jr. MP’s Keyboard Commands Keyboard-Command SummaryCtrl Commands in Detail Send Null Byte PC Cpus with PS/2 Mouse Ports only SET Maximum Ports SW628A-R2 only Servswitch JR. MP Typematic Delay Typematic Rate E0 Standard Mapping 104/105-Key Keyboard, PC Users E1 Swapped Mapping 104/105-Key Keyboard, Mac Users SET Mouse Translation PC Cpus with Serial Mouse Ports only Restoring Factory-Default Settings TroubleshootingCommon Problems SW628A-R2 only Your Mouse Driver DOESN’T Load PC Cpus only Your Mouse DOESN’T Move the POINTER/CURSOR ONE or Both of Your PC Cpus Lock UP When YOU Start Windows Shipping and Packaging Calling Black BoxOption Factory-Default To Change To Save Setting Changes Appendix a Nvram Factory DefaultsAppendix B Cable Product Codes Appendix B Cable Product Codes Figure C-1. Rackmount assembly Appendix C Rackmounting ServSwitch Jr. MPCustomer Support Information

SW627A-R2, SW628A-R2 specifications

The Black Box SW627A-R2 and SW628A-R2 are advanced network switches designed to enhance the efficiency and reliability of modern data networks. These switches are ideal for various applications, including data centers, enterprise networks, and industrial settings, providing robust performance and flexibility for a wide range of tasks.

The SW627A-R2 model features 24 Ethernet ports, allowing for seamless connectivity across a broad array of devices. Its 10/100/1000 Mbps auto-sensing capabilities ensure that all connected devices can communicate effectively, making it an excellent choice for businesses looking to maximize their existing infrastructure. The switch is designed with energy efficiency in mind, featuring IEEE 802.3az Energy Efficient Ethernet technology. This integration helps in reducing power consumption and minimizing operational costs without compromising performance.

On the other hand, the SW628A-R2 model takes things a step further by offering 48 ports, accommodating even larger networks with ease. This switch also supports Power over Ethernet (PoE), which allows it to deliver power to connected devices such as IP cameras, VoIP phones, and wireless access points, eliminating the need for additional power sources and simplifying network installation.

Both models support Layer 2 switching and feature advanced forwarding techniques such as store-and-forward and cut-through modes. They also come equipped with a user-friendly interface for easy configuration and management, with options for SNMP monitoring to ensure optimal performance and troubleshooting capabilities.

From a security perspective, both the SW627A-R2 and SW628A-R2 incorporate features such as VLAN support, port security, and access control lists (ACLs). These features help in segmenting network traffic, preventing unauthorized access, and enhancing overall network integrity.

In terms of durability, both switches are designed for robustness, with sturdy enclosures suitable for various environments. The fanless design also ensures silent operation, making them suitable for office settings.

Overall, the Black Box SW627A-R2 and SW628A-R2 network switches are designed to meet the demands of advanced networking environments, providing the necessary features and technologies to facilitate efficient, secure, and scalable operations. Whether for a small business or a large enterprise, these switches provide a reliable backbone for any network infrastructure.