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Patton electronic 2073RC manual

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Table of contents for the manual

  • Page 1

    USER MANUAL MODEL 2073RC 64k/G.703 Access Con ver ter SALES OFFICE (301) 975-1000 TECHNICAL SUPPOR T (301) 975-1007 P ar t# 07M2073RC Doc# 031151U Rev . A Revised 1/23/03 An ISO-9001Cer tified Company[...]

  • Page 2

    2 CONTENTS 1.0 Warranty Information ................................................................. 4 1.1 Radio and TV Interference ............................................................ 4 1.2 CE Notice ...................................................................................... 4 1.3 Service ......................................[...]

  • Page 3

    3 A.2 Transmission Line ....................................................................... 24 A.3 Clocking ...................................................................................... 24 A.4 Interface Modules ....................................................................... 24 A.5 Line Rates ....................................[...]

  • Page 4

    4 1.0 W ARRANTY INFORMATION P atton Electronics warrants all Model 2073RC components to be free from def ects, and will—at our option—repair or replace the product should it f ail within one year from the first date of the shipment. This warranty is limited to def ects in w orkmanship or mater ials, and does not cov er customer damage, ab use [...]

  • Page 5

    5 1.3 SERVICE All warranty and non-w arranty repairs must be returned freight prepaid and insured to P atton Electronics. All returns must hav e a Retur n Mater i- als A uthor ization number on the outside of the shipping container . This number ma y be obtained from Patton Electronics T echnical Ser vices at: • T el: +1 (301) 975-1007 • Email:[...]

  • Page 6

    6 2.0 GENERAL INFORMATION Thank you f or purchasing this P atton Electronics product. This product has been thoroughly inspected and tested and is warranted f or one year f or par ts and labor . If questions arise dur ing installation or use of this product, contact P atton Electronics T echnical Support at +1 (301) 975-1007 . 2.1 FEATURES • Bi-d[...]

  • Page 7

    7 3.0 CONFIGURATION The 2073RC f eatures configuration capability via hardw are DIP s witches . This section describes all possible hardware s witch configuration. Figure 1 shows the location of the DIP s witches on the top of the printed circuit board Figure 1. Model 2073RC top view showing location of DIP s witches Figure 2 shows the orientatio[...]

  • Page 8

    8 Note 0 = ON, 1 = OFF Note Boldface type indicates a factory-default setting. 3.1 CONFIGURING THE FR ONT INTER FACE CAR D Switches SW3-2 and SW3-1: Clocking Mode Use Switch SW3 to set the system clock f or the Model 2073RC. When using two Model 2073RC together in a point-to-point application as shor t range modems, set one unit f or either Interna[...]

  • Page 9

    9 Switches SW3-5: Front panel s witch enabled/disab led Use Switch SW3-5 to enable or disab le the Model 2073RC T est Mode (Local Loop , Remote Digital Loop, and 511/511E patterns). Switch SW3-6: Response to DTE Request for Local and Remote Loop Use Switch SW3-6 to enable the Model 2073RC to enter Local Loopbac k mode when pin interf ace (V .35 onl[...]

  • Page 10

    10 3.2 CONFIGURING THE REAR INTERFACE CAR D Y our Model 2073RC comes with one of the f ollowing rear cards: • The Model 1001RCM13448C (M/34/ RJ-48C) • The Model 1001RCM11548C (DB-15/RJ-48C) • The Model IM2RC/IA (RJ-45/10Base-T RJ-48C) Each of these options suppor ts one DTE interface connection and one 4- wire line connection. Figure 3 illust[...]

  • Page 11

    11 Figure 4. Orientation of Interface Card Straps The f ollo wing sections describe the strap locations and possib le settings f or each rear card.[...]

  • Page 12

    12 Model 1001RCM13448C Strap Settings Figure 5 shows the strap location f or the Model 1001RCM13448C (M/34) rear card. This str ap deter mines whether Signal Ground and F rame Ground will be connected. Figure 5. 1001RCM13448C strap locations. T able 1 pro vides an overview of interf ace strap functions for the rear interf ace cards. Follo wing the [...]

  • Page 13

    13 DTE Shield (M/34 Pin A) & FRGND (JB3). In the connected position, this strap links M/34 pin A & frame g round. In the open position, pin A is disconnected from frame ground (see T ab le 2). SGND & FRGND (JB4). In the connected position, this strap links Signal Ground and frame ground through a 100 ohm resistor . In the open posi- tio[...]

  • Page 14

    14 Figure 6. 1001RCM11548C strap locations. T able 4 pro vides an overview of interf ace strap functions for the rear interf ace cards. Follo wing the table ov er view are detailed descriptions of each strap’ s function. DTE Shield (DB-15 Pin 1) & FRGND (JB3). In the connected position, this strap links DB-15 pin 1 & frame g round. In the[...]

  • Page 15

    15 SGND & FRGND (JB4). In the connected position, this strap links DB-15 pin 8 (Signal Ground) and frame ground through a 100 ohm resistor . In the open position, pin 8 is connected directly to frame ground (see T able 6). Model IM2RC/IA (10Base-T Ethernet Rear Card) There are no jumpers to set in the Model IM2RC/IA, f or more informa- tion, re[...]

  • Page 16

    16 • 4 pulses = IMRC2/IAbuff er is saturated • 5 pulses = W AN receive frame(s) too large • 6 pulses = W AN receive frame(s) not Octet aligned • 7 pulses = W AN receive frame(s) abor ted • 8 pulses = Detected W AN receive frame(s) with bad CRC • 9 pulses = Detected LAN receive fr ame(s) too large • 10 pulses = Detected LAN receive fr [...]

  • Page 17

    17 Note If the 2073RC is being used for priv ate shor t-range modem applications, the twisted-pair cab le connected to its por t will need to be a cross-ov er cable.[...]

  • Page 18

    18 4.0 INSTALLATION This section describes the functions of the Model 1001R14 rack chassis , tells how to install front and rear Model 2073RC Series cards into the chassis, and ho w to connect to the twisted pair interface and the serial interf ace. 4.1 THE MODEL 1001R14 RACK CHASSIS The Model 1001R14 Rack Chassis (see Figure 10) has 14 or 16 de vi[...]

  • Page 19

    19 P owering up your 1001R14 rac k The power supplies that come with y our 1001R14 rack system are equipped with a power entry connector on the rear power supply card. The power supplies are hot-s wappab le, so you are not required to remov e the cards from the rack while applying po wer to the system. Note Please refer to the Model 1001R14 Series [...]

  • Page 20

    20 Note Pin-out requirements for tail circuit applications v ar y between equipment manuf acturers. If you hav e any questions about a specific installation, please contact P atton Electronics T echnical Suppor t. 4.5 CONNECTING TO A G.703/64 KBPS NETWORK The Network Line Interface is an 8-position k ey ed modular jack config- ured as an RJ-48C ([...]

  • Page 21

    21 5.0 OPERATION Once the 2073RC is installed and configured properly it is ready to place into operation.This section describes the function of the LED indicators, and the use of the loopback and pattern test modes. 5.1 LED DESCRIPTIONS The 2073RC is equipped with 12 LED indicators that monitor the status of communication. TD When the unit sends [...]

  • Page 22

    22 Loop (V .54 & T elco) Diagnostics The 2073RC off ers tw o loop diagnostics for diagnosing the 2073RC and any communication links . These tests can be activ ated via signals on the serial por t interface or the front panel s witch. Operating Local Loopback (LLB) The Local Loopback (LLB) test chec ks the operation of the local 2073RC and is pe[...]

  • Page 23

    23 Operating Remote Digital Loopback (RDL) The Remote Digital Loopback (RDL) test chec ks the performance of both the local and remote 2073RC as well as a point-to-pointcommunication link between them. Any characters sent to the remote 2073RC in this test mode will be returned back to the originating device (i.e,char acters typed on the ke yboard o[...]

  • Page 24

    24 APPENDIX A MODEL 2073RC SPECIFICATIONS A.1 T RANSMISSION FORMAT Synchronous 64k/G.703 co-directional A.2 T RANSMISSION LINE F our-Wire unconditioned twisted pair A.3 CLOCKING Internal, Exter nal (V .35 only), or Network A.4 INTERFACE MODULES ITU/T V .35, ITU/T X.21, 10Base-T A.5 LINE RATES 256 kbps A.6 DTE RATES 64 kbps A.7 DIAGNOSTICS V .54 tes[...]

  • Page 25

    25 APPENDIX B INTERF ACE PIN ASSIGNMENT V .35 Interface (M/34F Female Connector) (DCE Configuration) Pin # Signal B SGND (Signal Ground) C RTS (Request to Send) D CTS (Clear to Send) E DSR (Data Set Ready) F CD (Carrier Detect) H DTR (Data T er minal Ready) L LLB (Local Line Loop) M TM (T est Mode) N RDL (Remote Digital Loop) P TD(T ransmit Data) [...]

  • Page 26

    26 X.21 Interface (DB-15 Female Connector) (DTE /DCE Configuration) Pin # Signal 1 F rame Ground 2 T (T ransmit Data-A) 3 C (Control-A) 4 R (Receive Data-A) 5 I (Indication-A) 6 S (Signal Element Timing-A) 7 BT (Byte Timing-A) 8 SGND (Signal Ground) 9 T/ (T ransmit Data-B) 10 C/ (Control-B) 11 R/ (Receive Data-B) 12 I/ (Indication-B) 13 S/ (Signal[...]

  • Page 27

    27 Notes _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ___________________________________________________[...]

  • Page 28

    28 Notes _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ___________________________________________________[...]