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18

FRADSWITCH A/S 3 PORT

Figure 3-2. The jumpers on the FradSwitch A/S 3 Port’s main circuit board

(MT760A-X21/X21 model shown).

EN AUTO
SEL

JP30

J15

J14

JP28

INV

AUTO

NOR

SEL

JP27

JP25

JP21 JP22

JP24

NOR INIT

J13

1

19

2

20

RTS

PB

J1

JP12

JP13

JP14

JP15

JP16

JP17

J2

J3

4M 8M

JP25

JP3,4,5

BRG3

BRG2

BRG1

JP3

JP4

JP5

JP1

JP2

JP6 JP7

ACD

JP8

BRG3

BRG2

BRG1

REV1

REV2

REV3

LINK 2

U1-X21

DTE

↔

DCE

LINK 3

U1-X21

DTE

↔

DCE

LINK 1

U1-X21

DTE

↔

DCE

W.D

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Summary of Contents for MT760A-232/232

Page 1: ... day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com JANUARY 2004 MT760A 232 232 MT760A 232 V35 MT760A V35 V35 MT760A X21 X21 MT760A 530 530 MT760A 530 232 MT760A DDS 232 MT760A DDS V35 FradSwitch A S 3 Port ...

Page 2: ...e 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 digital apparatus does not exceed the Class A limits for radio noise emission from digital apparatus set ...

Page 3: ...repairs to this instrument No adjustment maintenance or repairs should be performed by either the operator or the user The safety status of each of these ports on the Fradswitch A S 3 Port is declared according to EN 41003 and is detailed in the table below Safety Status Ports SELV RS 232 V 24 RS 530 V 35 X 21 LAN TNV 1 DDS SELV Safety Extra Low Voltage TNV 1 Telecommunications Network Voltage ope...

Page 4: ...nformation technology equipment EN 50082 1 1992 Electromagnetic compatibility Generic immunity standards for residential commercial and light industry Safety EN 60950 1992 93 Safety of information technology equipment including electrical business equipment The Fradswitch A S 3 Port herewith complies with the requirements of the EMC Directive 89 336 EEC and the Low Voltage Directive 73 23 EEC The ...

Page 5: ...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 La col...

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: ...mpers on the Main Circuit Board 17 3 3 3 The Jumper Banks on the Interface Boards 19 3 4 Installing a Switch in a 19 Rack Optional 20 3 5 Attaching Cables to the Switch 21 3 5 1 Connecting to the Control Port 21 3 5 2 Connecting to the DDS Port 21 3 5 3 Connecting to the Non DDS Main Link Ports 22 3 5 4 Connecting AC Power 23 4 Operation 24 4 1 The Switch s Controls Indicators and Connectors 24 4 ...

Page 8: ...g 31 5 1 Things to Try First 31 5 2 Calling Black Box 31 5 3 Shipping and Packaging 32 Appendix Connector Pinouts 33 A 1 The RS 232 Interfaces 33 A 2 The RS 530 Interface 34 A 3 The V 35 Interface 35 A 4 The X 21 Interface 36 A 5 The DDS Interface 36 ...

Page 9: ...I and ANSI PVC management protocols STM Compatible with Stat 4 our product code MX864A Stat 8 MX866A and Stat 24 MX868A statistical multiplexors IP Supports encapsulation over X 25 as per RFC 1356 or Frame Relay as per RFC 1490 as well as dialup links for X 25 with X 32 protocols Packet Size X 25 Up to 4096 bytes Other protocols Up to 8192 bytes Clock Source Internal or recovered user selectable D...

Page 10: ... or 56 kbps user selectable Maximum Distance Over 24 AWG 0 6 mm wire 6 5 mi 10 5 km at 9 6 kbps 5 mi 8 km at 19 2 kbps or 4 mi 6 5 km at 56 kbps Attenuation Up to 43 dB Transmit BPV Sequence Zero suppression Received BPV Sequence Out of service OOS out of frame OOF DSU loopback Connector 1 Rear mounted RJ 48 female 1 3 The Control Port Flow Control Hardware RTS CTS or software X ON X OFF user sele...

Page 11: ... for DTE vs DCE Firmware resident terminal based configuration menus Indicators 11 Front mounted LEDs PWR unit power ERR error OVF buffer overflow TEST SYNC 1 2 and 3 main link synchronization ACTIV 1 2 and 3 main link data activity ACT control port data activity Power From AC outlet through detachable 5 ft 1 5 m power cord and internal transformer Nominal Input 100 to 230 VAC 47 to 63 Hz Input Vo...

Page 12: ...cols X 25 Frame Relay HDLC STM asynchronous or IP SLIP Switching between ports is provided for X 25 Frame Relay and encapsulated protocols Depending on the model you ordered the FradSwitch s ports can be any of several combinations of EIA TIA RS 232 ITU T V 24 or RS 530 or ITU T V 35 or X 21 These physical interfaces can be DCE or DTE user configurable The DDS models have a DDS interface on port 1...

Page 13: ...f you have any difficulties 3 1 The Complete Package The complete FradSwitch A S 3 Port package includes A FradSwitch A S 3 Port Its power cord This manual An RJ 45 to DB25 adapter cable for the control port see Section 3 5 1 and V 35 and X 21 models only An adapter cable for each V 35 or X 21 port to patch the FradSwitch s DB25 connector to a V 35 native M 34 connector or an X 21 native DB15 conn...

Page 14: ...ors these are depends on which interface s you ordered for your Switch RS 232 DB25 female X 21 DB25 female patched to DB15 female with included adapter cable V 35 DB25 female patched to M 34 female with included adapter cable RS 530 DB25 female DDS RJ 48 female The pinouts for these interfaces are listed in the Appendix Front and Rear Clearance When the FradSwitch A S 3 Port is installed in a 19 r...

Page 15: ...ng subsections provide information on the functions and default settings of the internal jumpers as well as step by step instructions for setting them Note that the default settings of the FradSwitch s jumpers are usually suitable for most applications All other configuration of the FradSwitch A S 3 Port is done after you install it through its firmware based command facility menu system For detai...

Page 16: ...actory default settings JP25 the INIT NOR Jumper Use this jumper to select which set of stored firmware configuration parameters the FradSwitch A S 3 Port will load at power up and use as its default The jumper has two positions NOR Normal operation the factory default setting The FradSwitch A S 3 Port loads and uses the set of parameters mostly recently selected and saved to NVRAM by a user INIT ...

Page 17: ...el shown EN AUTO SEL JP30 J15 J14 JP28 INV AUTO NOR SEL JP27 JP25 JP21 JP22 JP24 NOR INIT J13 1 19 2 20 RTS PB J1 JP12 JP13 JP14 JP15 JP16 JP17 J2 J3 4M 8M JP25 JP3 4 5 BRG3 BRG2 BRG1 JP3 JP4 JP5 JP1 JP2 JP6JP7 ACD JP8 BRG3 BRG2 BRG1 REV1 REV2 REV3 LINK 2 U1 X21 DTE DCE LINK 3 U1 X21 DTE DCE LINK 1 U1 X21 DTE DCE W D ...

Page 18: ...rd can be configured as DCE or DTE by moving the jumper bank on that board The jumper bank marked DCE DTE consists of interlinked multiple jumpers that must be moved together as shown in Figure 3 3 below Figure 3 3 A DTE DCE jumper bank interface board for an X 21 port shown When a board is set as DTE the port receives its clock from outside and so must be firmware configured for external clock By...

Page 19: ...rews and four washers To prepare the Switch for rack installation attach the two rackmount kit brackets to its sides Each bracket is fastened with two screws and two washers inserted into the two front holes on the Switch s side as shown in Figure 3 4 below nuts are already in place inside the unit Now fasten the brackets to the side rails of the rack with four of your own screws not included two ...

Page 20: ... male to DB9 female adapter you can run this cable from the Switch s control port to the DB9 male serial port of a newer IBM PC AT or PS 2 compatible computer If you want to attach the control port to a terminal type device at a greater distance you can do one of two things You can either run high quality straight through pinned RS 232 or AT cable from the DB end of the adapter cable to your devic...

Page 21: ...normal DB9 RS 232 connectors pinned as TIA 574 must communicate asynchronously with the Switch This is because the standard TIA 574 pinout does not include the sync clocking signals present on the full RS 232 DB25 pinout To connect an RS 530 device to a Switch s RS 530 main link port run a shielded straight through pinned RS 530 cable such as our EVN530 MM between the Switch port and the device To...

Page 22: ...t leave the Switch ungrounded by using a power cord power strip extension cord BPS UPS or outlet without a ground conductor In the course of normal operation under normal conditions your FradSwitch A S 3 Port s fuse located in the Switch s rear panel above the Switch s power inlet should never blow But if it ever does make sure that you replace it only with a new fuse rated for the same required c...

Page 23: ...ks Providing interfaces to DDS networks SLIP communication and IP encapsulation over Frame Relay or X 25 protocols For more detailed configuration information refer to the Packet Switching Guide 4 1 The Switch s Controls Indicators and Connectors 4 1 1 FRONT PANEL COMPONENTS The FradSwitch A S 3 Port s front panel is shown in Figure 4 1 below Its numbered components are descibed in Table 4 1 on th...

Page 24: ...diagnostics mode one of its test loops is active Data traffic is interrupted during diagnostic testing 5 SYNC LEDs Indicate the synchronization status of the corresponding main link port on the FradSwitch A S 3 Port Condition Indication Off Switch not powered On Switch powered and synchronized with the peer at the other end of the main link Continuous FradSwitch A S 3 Port is powered but flashing ...

Page 25: ...s and Connectors No in Component Function Fig 4 2 1 Power Inlet AC power connector with integral fuse 2 Ports 2 and 3 Connection points for local DTE or DCE devices Local Main Link Connectors 3 Port 1 Connection point for packet switching WAN WAN Main Link equipment Connector 4 Interface Labels Identify the interface carried by the corresponding connector V 24 for RS 232 V 24 530 for RS 530 V 35 f...

Page 26: ... the cord into AC power the Switch has no ON OFF switch The Switch s PWR LED should light and some or all of its other LEDs should flash Which other LEDs flash might depend on how the Switch is configured If the ERR OVF or TEST LEDs light make sure that after a short interval during which the Switch performs its power up self test the LED goes dark again 4 2 2 NORMAL OPERATION During normal operat...

Page 27: ...n the asterisk prompt appears on the screen type C0 and press Enter You will be prompted to enter a password just hit Enter the Switch s default password state is no password at all 3 The Main Menu will appear MAIN MENU 1 CONFIGURE 2 SYSTEM CONTROL 3 DIAGNOSTICS 4 STATUS and STATISTICS 5 LOGOUT Select 4 Select option 2 The System Control Menu will appear SYSTEM CONTROL MENU 1 Link down 2 Link up 3...

Page 28: ...s Enter if the PC is attached to the control port type LINK1 and press Enter if the PC is attached to main link port 1 etc If you select a main link port make sure that that port is an RS 232 type and is configured for async operation If you try to select a non RS 232 main link port the download channel will automatically default to CHAN1 the front panel control port After you make your selection ...

Page 29: ...T panel or c unplugging the Switch and plugging it back in again This screen appears Software Upgrade System Please select one of the following 1 9600 bit s 2 19200 bit s 3 38400 bit s 6 Run the existing software NO download ...

Page 30: ...em Please change terminal setting To 38400 N 8 1 and start to download new software 9 Reconfigure the emulator to communicate at your desired data rate 38 400 bps in this example then have it send the new firmware file to the Switch as ASCII or preferably raw ASCII data When the firmware is downloaded successfully the following message will appear Successful download 10 Reset the Switch again you ...

Page 31: ...rrect the problem either press RESET or turn the Switch OFF and then ON again If the problem persists refer to the Packet Switching Guide for additional things to try If this still doesn t help see the next section 5 2 Calling Black Box If you determine that your FradSwitch A S 3 Port is malfunctioning do not attempt to alter or repair the unit It contains no user serviceable parts Contact Black B...

Page 32: ...g If you need to transport or ship your FradSwitch A S 3 Port Package it carefully We recommend that you use the original container Before you ship the unit back to Black Box for repair or return contact us to get a Return Materials Authorization RMA number ...

Page 33: ...Abbrev Circ DB25 RJ 45 Ref Ref Pin Pin 101 1 1 SHD Shield Chassis Ground 102 7 7 AB SGND Signal Ground 103 2 5 BA TD Transmitted Data 104 3 3 BB RD Received Data 105 4 2 CA RTS Request to Send 106 5 8 CB CTS Clear to Send 107 6 CC DSR Data Set Ready 108 2 20 6 CD DTR Data Terminal Ready 109 8 4 CF RLSD Received Line Signal Detector CD Carrier Detect 113 24 DA TSETT Tmitr Sgnl Elemt Timing DTE EXTT...

Page 34: ...19 CA RTS B Request to Send B 106 5 CB CTS A Clear to Send A 13 CB CTS B Clear to Send B 107 6 CC DCR A DCE Ready A 22 CC DCR B DCE Ready B 108 2 20 CD DTR A DTE Ready A 23 CD DTR B DTE Ready B 109 8 CF RLSD CD A Rcvd Line Sgnl Detector Carrier Detect A 10 CF RLSD CD B Rcvd Line Sgnl Detector Carrier Detect B 113 24 DA TSETT EXTTC A Transmitter Signal Element Timing DTE External Transmit Clock A 1...

Page 35: ...Data Terminal Ready 109 8 F RLSD CD Rcvd Line Signal Detector Carrier Detect 113 24 U TSETT EXTTC A Transmitter Signal Element Timing DTE External Transmit Clock A 11 W TSETT EXTTC B Transmitter Signal Element Timing DTE External Transmit Clock B 114 15 Y TSETC TC A Transmitter Signal Element Timing DCE Transmit Clock A 12 AA TSETC TC B Transmitter Signal Element Timing DCE Transmit Clock B 115 17...

Page 36: ...B Indication Carrier Detect B 113 24 7 E A External Signal Element Timing External Clock A 11 14 E B External Signal Element Timing External Clock B 114 15 6 S A Signal Element Timing Transmit Clock A 12 13 S B Signal Element Timing Transmit Clock B The E A and E B signals are not included in the standard X 21 interface On the Switch these signals which provide the external clocking option that X ...

Page 37: ...oever without prior written approval DISCLAIMERS No representation or warranties for fitness for any purpose other than what is specifically mentioned in this manual is made either by the manufacturer or its agents The manufacturer shall not be liable for any direct indirect special incidental or consequential damages whether based on contract tort or any legal theory ...

Page 38: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2004 Black Box Corporation All rights reserved ...

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