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USER GUIDE

XL-12000B

High-Speed Network Modem

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UT

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YSTEMS

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Summary of Contents for XL-12000B

Page 1: ...USER GUIDE XL 12000B High Speed Network Modem TUT SYSTEMS ...

Page 2: ...uality their merchantability non infringement or oth erwise Exclusive Remedies The remedies provided herein are the buyer s sole and exclusive remedies Tut Systems shall not be liable for any direct indirect special incidental or consequential damages whether based upon contract tort or any other legal theory Warranties apply only to original purchaser or end user and cannot be assigned or transfe...

Page 3: ...tability of each product for their specific application Tut Systems obligations regarding the use or application of its products shall be limited to those commitments to the purchaser set forth in its Standard Terms and Conditions of Sale for a deliv ered product Published by Tut Systems Inc 2495 Estand Way Pleasant Hill CA 94523 3911 925 682 6510 fax 925 682 4125 www tutsys com Copyright 1998 by ...

Page 4: ...11 8 0 Technical Assistance and Customer Support 13 Appendix A Pinout Assignments 14 Appendix B Measuring Line Length 15 Figures Figure 4 1 RJ 45 10 Base T Straight through Cable 4 Figure 4 2 RJ 11 DSL Line Cable 5 Figure 4 3 XL 12000B Installation with a Hub or Node 6 Figure 5 1 XL 12000B Front Panel 8 Figure 5 2 XL 12000B Rear Panel 9 Figure B 1 Using and Ohmmeter to Measure 15 the Length of Pho...

Page 5: ...The XL 12000B is designed for easy installation Front panel LEDs provide status and operational information The modem is ideally suited for connecting LANs in a campus environment where LANs may be spread out over two miles The XL 12000B units function as a pair one as Master and the other as Slave The XL 12000B will function as a bridge using Spanning Tree Protocol STP connecting two independent ...

Page 6: ...se T Operating Voltage 120 240 VAC 50 60 Hz wall transformer Power Consumption 5 Watts Operating Temperature 5 to 55 C Storage Temperature 40 to 70 C Relative Humidity 5 to 90 non condensing Compliance UL CSA CE FCC Part 15 Class A Software Spanning Tree Protocol STP Bridging rfc 1493 XL 12000B HIGH SPEED NETWORK MODEM 2 TUT SYSTEMS 2 0 XL 12000B TECHNICAL SPECIFICATIONS ...

Page 7: ...in the Box Confirm that there is one each of the following items Description XL 12000B Modem XL 12000B User Guide RJ 45 10Base T Straight through Cable RJ 11 DSL Line Cable Wall Transformer w Lightning Protection 3 0 WHAT S IN THE BOX TUT SYSTEMS 3 ...

Page 8: ...ack of the modem will allow this cable to be used like a cross over cable Figure 4 1 Figure 4 1 RJ 45 10 Base T Straight through Cable 2 RJ 11 DSL Line cable A cable with RJ 11 connectors at each end RJ 11 connectors have four contacts and are smaller than the RJ 45 connectors which have eight contacts The diameter of the RJ 11 cable is smaller than the RJ 45 cable This cable is used to connect th...

Page 9: ...ce PC server workstation or hub as shown in Figure 4 3 If connecting to a PC server or workstation set the Ethernet connection switch on the back of the modem to the Crossed position If connecting to a 10Base T hub set the switch to Normal 5 Connect the RJ 11 DSL Line cable from the DSL connector on the modem to the telephone jack 6 Verify that you have a telephone line linking the two XL 12000B m...

Page 10: ...h a Hub or Node Note The Ethernet connection switch facilitates use with either type of device XL 12000B HIGH SPEED NETWORK MODEM 6 TUT SYSTEMS 4 0 INSTALLATION RJ 45 Straight through Cable Ethernet Connection Switch in Normal Hub Position ...

Page 11: ...mpletes its self test the LED will extinguish indicating that the modem is ready for normal operations Steady red indicates one of two conditions 1 the link is lost and the modems are trying to establish a link or 2 there is a unit failure DSL Link A flashing DSL link LED indicates that the modem is in the process of linking to the other modem After the two XL 12000B units have secured the DSL lin...

Page 12: ...DSL RX Flashing Green On when receiving data DSL LINK Steady Green Normal link Flashing Green Linking about one minute Off No link MASTER SLAVE Select one unit of each pair as Master and the other as Slave STATUS Flashing Red Power up self test or software download in progress Off Normal condition Steady Red Board failure Contact Tut Systems Customer Support DSL TX Flashing Green On when transmitt...

Page 13: ...nel Power Connection 10Base T Link Green Indicates valid Ethernet link Flashing Green Indicates activity Off No link 10Base T Ethernet Connection To connect to a PC server workstation or hub DSL Connector To the telephone line for the remote modem Ethernet Connection Normal Select Normal if connecting to a hub Crossed Select Crossed if connecting to a node PC server or workstation XL 12000B RJ 45 ...

Page 14: ...ted If the unit is not connected to an Ethernet 10Base T source e g computer this LED will illuminate momentarily on power up and then extinguish When properly connected the 10Base T Link LED will be lit continuously 4 Immediately upon power up the modem will begin its boot up routine The Status LED flashes red as the modem cycles through its initialization process After initialization the DSL lin...

Page 15: ...tch controls the plug and has been inadvertently turned off It is not a recommended configuration to have the modem plugged into an electrical outlet that is controlled by a light switch 2 The Status LED continues to stay red and the DSL link LED is not blinking Try power cycling the modem by unplugging the modem and plugging it back in If after power cycling the Status LED remains red contact Cus...

Page 16: ...e switch on the front panel Make sure that one of the modems is a Master and the other is a Slave A Master modem will send out a pulse on the wire to try and communicate with a Slave modem 5 The 10Base T LED never illuminates If connecting to a hub make sure the Ethernet connection switch on the back of the modem is set to Normal Check the hub to see that its link light is illuminated If the light...

Page 17: ...tions can be found on our web site www tutsys com in the Service Support section If you are unable to resolve any question or believe you have defective equip ment contact Tut Systems Monday Friday 5 00am to 8 00pm Pacific Time at 800 998 4888 If you do not have access to 800 service please call 925 682 6510 press 0 and ask for Technical Support Equipment Return and Repair If you are unable to cor...

Page 18: ... transmit signal 3 Rx 10Base T differential receive signal 4 NC Unused 5 NC Unused 6 Rx 10Base T differential receive signal 7 NC Unused 8 NC Unused Note Assumes the switch on the rear of the unit is in the Normal position Table A 2 RJ 11 DSL Line Connector on Rear of Modem 6 pin connector 4 pin connector Pin Mnemonic Function Pin Mnemonic Function 1 NC Unused 1 NC Unused 2 NC Unused 2 TIP DSL 3 T...

Page 19: ...ohm meter short circuit one end of the phone wire and measure the resistance between the two wires at the other end Figure B 1 Using an Ohmmeter to Measure the Length of Phone Wire 2 Multiply the resistance by 20 to find the length of the wire in feet For example 600 ohms would indicate a cable length of about 12 000 feet 600 x 20 12 000 This formula works for 24 gauge phone wire 600 OHMS Short Pa...

Page 20: ...User Guide for the High Speed Network Modem XL 12000B 2495 Estand Way Pleasant Hill CA 94523 800 998 4888 or 925 682 6510 TUT SYSTEMS ...

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