Black Box SW928C, SW929C, SW927C manual Specifications, Introduction, Features, Product Information

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MODULAR SMART SWITCH

1. Specifications

Base Chassis (SW925A/SW925AE)—6 dual-port module slots, 2 memory module slots, integral power supply

PortsParallel:Dual parallel-port module slots with DB25 female connectors. Automatic in/out detection or selectable by option switches. 30,000 cps. Serial: Dual serial-port modules contain 2 bidirectional RS-232/422 interfaces with DB25 male connectors.

Switches—Control protocol and RS-232/422 selection and baud rates.

Baud Rates—300, 1200, 2400, 4800, 9600, 19200, 38400, and 57600 bps

Handshake—CTS/DTR hardware XON/XOFF, ETX/ATK.

Functional Features—Code-string control; data broadcast to multiple ports; print to first available printer; file transfer compatible with Laplink, Fastlynx, Kermit, Xmodem, etc.

Timeout—Selectable from 1 to 255 seconds

Indicators—LEDs: Buffer status, individual channel activity, power

Power—115 or 230 VAC, 60/50 Hz

Size—3.5"H x 13.1"W x 9.4"D (9 x 33.5 x 24 cm)

Weight—7.7 lb. (3.5 kg)

MODULAR SMART SWITCH

2. Introduction

The Modular Smart Switch is suitable for a wide variety of applications, including printer and plotter sharing, file transfer, modem sharing, network switching, electronic point-of-sale systems, access control networks, machine tool control, data collection, and mainframe connections.

2.1 Features

Modular and user-upgradeable construction.

Mixed serial (RS-232/422) and parallel ports in any combination.

Up to 12 ports and 4 MB of buffer memory.

Automatic printer and plotter sharing.

Any port can be routed to any other port.

File transfer between computers using standard file-transfer software.

Memory-resident control software for selecting destination ports.

Multiple copies of printouts.

Unwanted print data can be cleared from the switch’s buffer.

Software for high-speed serial data output from PCs.

Full-duplex serial data communications.

2.2 Product Information

The following items are available:

Modular Smart Switch Chassis w/ 1 Meg Memory (SW925A, SW925AE) includes:

Main chassis with 6 dual-port module slots and 2 memory slots

Software disk in 3.5" format

Power lead with 115 VAC or 230 VAC plug

5 module blanking plates with fixing screws

This user manual

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Contents Modular Smart Switch Modular Smart Switch Modular Smart Switch Contents Chapter Modular Smart Switch Introduction SpecificationsFeatures Product InformationInstalling Memory and Port Modules Fitting Expansion-Buffer MemoryFitting Port Modules Fitting Port ModulesConfiguring the Modular Smart Switch Setting the Global Timeout PeriodTimeout Period OFFHardware Handshake Setting Serial-Port Protocols and OptionsProtocols Software HandshakeConnecting Devices to the Modular Smart Switch Installing the Modular Smart SwitchPositioning the Modular Smart Switch Selecting Ports for Your EquipmentEnabling Computers Switching OnMode LPT1=COM1 Computers Connected to Parallel PortsUsing the Modular Smart Switch Port Indicators 1 toBuffer Status Indicators Command-Line Options Using the Control SoftwareInstalling the Resident Software Running the Control Software from the DOS PromptUsing the Control Software Running the Control Software from within Microsoft WindowsRight Shift Main Menu Selecting a Destination Printer, Plotter, or ModemDirect Output of Typed Keyboard Characters File Transfer Direct Output Functions Options DestinationUsing the Functions Menu Setting the OptionsExample Serial Port Control UtilityAdmode COMn baud, parity, databits, stopbits High-Baud-Rate LimitationsUsing the Control Software with Windows Version EitherUsing the Modular Smart Switch to Transfer Files Transferring Files Between IBM Compatible PCsGeneral Hints and Tips Using the Control Software with File-Transfer SoftwareTransferring Data Between PCs Not Compatible with IBM HotkeyIntroduction Software CommandsConnect Command PM ConnectPM Connect 1 Timeoutoff Clear CommandEnd-of-File Command PM ClearSending Default Start-of-Day Destination Ports Troubleshooting Print Data Transmitted but File Transfer Fails Appendix a Serial PortsMerged Printouts RS-232 and RS-422 Pin AssignmentsConnecting to Computers-RS-232 Connections CTSConnecting to Printers Connecting to ModemsConnecting to Plotters Connecting to NEC SpinwriterConnecting to DEC LN03 Laser Printer RS-422 CablesAppendix B Parallel Ports Parallel Pin AssignmentsCable to 36-Pin Amphenol Connector Cable for IBM PC, PC/XT, AT, or Compatible