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AUGUST 1989
PC001
PC006
Protocol Converter
Model A/S-4
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
CUSTOMER
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
SUPPORT
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
INFORMATION
Web site: www.blackbox.com • E-mail: info@blackbox.com
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FCC STATEMENT FEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS 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 B of Part 15 of FCC rules, whi
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PROTOCOL CONVERTER MODEL A/S-4 INSTRUCCIONES DE SEGURIDAD (Normas Oficiales Mexicanas Electrical Safety Statement) 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. Todas las advertencias en el aparato eléctrico y en sus instrucciones de operación deben ser respetadas. 4. Todas las instrucciones de operación y uso deben ser seguidas. 5
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TRADEMARKS TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners. 3
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PROTOCOL CONVERTER MODEL A/S-4 Contents Chapter Page 1. General Information ................................................................................................................................6 2. A/S-4 Specifications ..................................................................................................................................8 3. Installation ......................................................................................................................
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CONTENTS Chapter Page 6.12 Printer Options ..........................................................................................................................45 6.13 Verify Switch Settings ................................................................................................................49 6.14 Reload Default Options ............................................................................................................50 7. Interactive Operation................
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PROTOCOL CONVERTER MODEL A/S-4 1. General Information THE A/S-4 is an SNA protocol converter. It is capable of a wide variety of conversions and adaptation tasks. Listed below are just a few of the tasks the A/S-4 was designed to perform: • Bit-oriented protocol, SDLC • Byte-oriented protocol, ASCII • Serial Data Transfer and Conversion • Screen Emulation of various CRTs • Storage of prompting commands • Protocol conversions • Character conversions • Communication conversions The A/S-4
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CHAPTER 1:General Information The A/S-4 is a 3274 work-alike controller emulating a PU2 with one LU2 terminal and one LU1 or LU3 printer. This allows an ASCII terminal or micro computer to emulate a 3278 CRT with a 3278 printer. The A/S-4 will also emulate SNA/SDLC 3776 or 3777 work station with one LU1 console, printer, card reader, card punch, or disk. It should be noted here that for purposes of simplicity this manual refers to CRTs and PCs with the generic acronym VDU: Visual Display Unit
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PROTOCOL CONVERTER MODEL A/S-4 2. Specifications Standard and Nonstandard Baud Rates: 50, 75, 110, 134, 150, 300, 600, 1200, 1800, 2000, 2400, 3600, 4800, 7200, 9600, 19.2 kbps Connectors: All ports: DB25 (25-pin female) Indicators: Power Terminal Transmit Data Terminal Receive Data Terminal Carrier Detect Terminal Clear-to-Send Modem Transmit Data Modem Receive Data Modem Carrier DetectModem Clear-To-Send Error Environmental: Operating Temperature: 32 to 122°F (0 to 50°C); Storage Temperature:
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CHAPTER 3: Installation 3. Installation 3.1General Installation The A/S-4’s options are set by the operator through the use of menus and switches. The A/S-4 provides a very flexible package of options so as to work with any terminal or terminal emulating device (such as a personal computer). Due to the great numbers of options provided, it may take a little time to set up the A/S-4 unit, however once complete, the options need not be set up again. All options are battery protected for when th
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PROTOCOL CONVERTER MODEL A/S-4 3.4 Power Transformer The A/S-4 is shipped with a transformer for the standard USA 110-VAC outlet plug. A substitute transformer may be ordered for the for 220 VAC or other voltages. A conversion plug for different power outlets is the responsibility of the purchaser. 3.5 Synchronizer The A/S-4 has a unique feature on the modem port to allow the A/S-4 to run SDLC over asynchronous modems, therefore providing a low cost dial up system. This is possible by the
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CHAPTER 4: Switches 4. Switches The A/S-4 is equipped with 8 banks of DIP switches, all of which are accessed from the bottom of the unit. The general functions of these switches are as follows: Terminal Interface Configuration SW2, SW3, SW6 Terminal Speed SW6 Modem Interface Configuration SW4, SW5, SW7 Terminal Data Formats & Options SW9 Special Printer Interface SW8 NOTE When any switches are changed, the A/S-4 must be powered off and on for the new switch settings to take effect. 4.1 Term
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PROTOCOL CONVERTER MODEL A/S-4 Switch Bank S3, Switch: 1-On connects pin 2 of connector to A/S-4’s output of Transmit Data, for attaching DCE devices 2-On connects pin 3 of connector to A/S-4’s output of Transmit Data, for attaching DTE devices 3-On connects pin 2 of connector to A/S-4’s input of Receive Data, for attaching DTE devices 4-On connects pin 3 of connector to A/S-4’s input of Receive Data, for attaching DCE devices 5-On connects pin 4 of connector to A/S-4’s output of REQUEST-TO-SEND
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CHAPTER 4: Switches 7 8 9 10 BAUD RATE ON ON ON ON 50 ON ON ON OFF 75 ON ON OFF ON 110 ON ON OFF OFF 134.5 ON OFF ON ON 150 ON OFF ON OFF 300 ON OFF OFF ON 600 ON OFF OFF OFF 1200 OFF ON ON ON 1800 OFF ON ON OFF 2000 OFF ON OFF ON 2400 OFF ON OFF OFF 3600 OF OFF ON ON 4800 OFF OFF ON OFF 7200 OFF OFF OFF ON 9600 OFF OFF OFF OFF 19.2K 13
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PROTOCOL CONVERTER MODEL A/S-4 4.2 How to Set Terminal Port Switches for Different Devices DEVICES VDU or Async Modem Centronics Tally printer “Y” VDU, DTE or DCE device Printer Data Products Printer (Busy on 20) (Busy on 19) Cable Switch 2 Switch 2 Switch 2 Switch 2 Switch 2 1 OFF 1 OFF 1 OFF 1 OFF 1 OFF 2 OFF 2 ON 2 OFF 2 OFF 2 OFF 3 OFF 3 OFF 3 OFF 3 OFF 3 ON 4 OFF 4 OFF 4 OFF 4 ON 4 OFF 5 ON 5 OFF 5 ON 5 OFF 5 OFF 6 ON 6 ON 6 ON 6 ON 6 OFF 7 ON 7 ON 7 ON 7 ON 7 OFF 8 OFF 8 OFF 8 OFF 8 OFF
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CHAPTER 4: Switches SW6/ 7 8 9 10 BAUD RATE ON ON ON ON 50 ON ON ON OFF 75 ON ON OFF ON 110 ON ON OFF OFF 134.5 ON OFF ON ON 150 ON OFF ON OFF 300 ON OFF OFF ON 600 ON OFF OFF OFF 1200 OFF ON ON ON 1800 NOTE: Baud Rate OFF ON ON OFF 2000 selection has no OFF ON OFF ON 2400 effect if Terminal OFF ON OFF OFF 3600 Speed Detect is selected. OFF OFF ON ON 4800 OFF OFF ON OFF 7200 OFF OFF OFF ON 9600 OFF OFF OFF OFF 19.2K 4.3 Modem Switches Modem port switches for Female DB25 Modem Connector Switc
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PROTOCOL CONVERTER MODEL A/S-4 Switch Bank S5, Switch: 1-On connects pin 2 of connector to A/S-4’s output of Transmit Data, for attaching DCE devices 2-On connects pin 3 of connector to A/S-4’s output of Transmit Data, for attaching DTE devices 3-On connects pin 2 of connector to A/S-4’s input of Receive Data, for attaching DTE devices 4-On connects pin 3 of connector to A/S-4’s input of Receive Data, for attaching DCE devices 5-On connects pin 4 of connector to A/S-4’s output of REQUEST-TO-SEND
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CHAPTER 4: Switches 4.4 How to Set Modem Port Switches for Different Devices DEVICES ASYNC MODEM SYNC MODEM FRONT END PROCESSOR Switch 4 Switch 4 Switch 4 1 OFF 1 OFF 1 OFF 2 ON 2 ON 2 OFF 3 OFF 3 OFF 3 OFF 4 OFF 4 OFF 4 OFF 5 OFF 5 OFF 5 ON 6 ON 6 ON 6 ON 7 OFF 7 OFF 7 ON 8 OFF 8 ON 8 ON Switch 5 Switch 5 Switch 5 1 ON 1 ON 1 OFF 2 OFF 2 OFF 2 ON 3 OFF 3 OFF 3 ON 4 ON 4 ON 4 OFF 5 ON 5 ON 5 OFF 6 OFF 6 OFF 6 OFF 7 OFF 7 OFF 7 OFF 8 OFF 8 OFF 8 ON Switch 6 Switch 6 Switch 6 6 ON 6 OFF 6 ON Swit
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PROTOCOL CONVERTER MODEL A/S-4 4.5 Option Switches Switch Bank S8, Switch: 1-RESERVED 2-RESERVED 3-RESERVED 4-RESERVED 5-RESERVED 6-RESERVED 7-RESERVED 8-RESERVED 9-On connects pins 9 on both terminal and modem connectors to +10 Volts DC. 10-On connects pins 10 on both terminal and modem connectors to -10 Volts DC. Switch Bank S9, Switch: Switch Switch Setting Number Function ON OFF 1 Terminal Port Data Bits * 7 8 2 Reset Default Options on Reset NO YES 3 Single or Multi LU Multi Single 4 VDU
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CHAPTER 5: LED Indicator 5. LED Indicator The front of A/S-4 enclosure provides 10 light emitting diodes (LED) indicators. The indicators are arranged and labeled in the following order, from left to right. TTX Terminal Transmit Data TRX Terminal Receive Data TCD Terminal Carrier Detect TCTS Terminal Clear To Send ERROR Error Condition POWER Power On MCTS Modem Clear to Send MCD Modem Carrier Detect MRX Modem Receive Data MTX Modem Transmit Data TTX Flashes as data is transmitted by the A/S-4
