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APPENDIX B

INTERFACE 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 Terminal Ready)

L

LLB (Local Line Loop)

M

TM (Test Mode)

N

RDL (Remote Digital Loop)

P

TD(Transmit Data)

R

RD (Receive Data)

S

TD/ (Transmit Data-B)

T

RD/ (Receive Data-B)

U

XTC (External Transmit Clock)

V

RC(Receive Timing)

W

XTC/ (External Transmit Clock)

X

RC/ (Receive Timing)

Y

TC(Transmit Clock-A)

AA

TC/ (Transmit Clock-B)

Summary of Contents for 2073RC

Page 1: ...USER MANUAL MODEL 2073RC 64k G 703 Access Converter SALES OFFICE 301 975 1000 TECHNICAL SUPPORT 301 975 1007 Part 07M2073RC Doc 031151U Rev A Revised 1 23 03 An ISO 9001Certified Company...

Page 2: ...Model 1001RCM13448C Strap Settings 12 DTE Shield M 34 Pin A FRGND JB3 13 SGND FRGND JB4 13 Model 1001RCM11548C Strap Settings 13 DTE Shield DB 15 Pin 1 FRGND JB3 14 SGND FRGND JB4 15 Model IM2RC IA 10...

Page 3: ...Interface Modules 24 A 5 Line Rates 24 A 6 DTE Rates 24 A 7 Diagnostics 24 A 8 LED Status Indicators 24 A 9 Connectors 24 A 10 Temperature Range 24 A 11 Altitude 24 A 12 Humidity 24 A 13 Dimensions 2...

Page 4: ...2073RC generates and uses radio frequency energy and if not installed and used properly that is in strict accordance with the man ufacturer s instructions may cause interference to radio and televisio...

Page 5: ...er may be obtained from Patton Electronics Technical Services at Tel 1 301 975 1007 Email support patton com URL http www patton com Note Packages received without an RMA number will not be accepted P...

Page 6: ...250 ft 1600m on 24 AWG twisted pair 120 ohm twisted pair network termination 2 2 DESCRIPTION The Patton Model 2073RC interface converter allow a synchronous V 35 X 21 or ethernet device to communicate...

Page 7: ...tch configuration Figure 1 shows the location of the DIP switches on the top of the printed circuit board Figure 1 Model 2073RC top view showing location of DIP switches Figure 2 shows the orientation...

Page 8: ...clock When connecting directly to the G 703 network set the unit to Network clock DIP SW3 8 Not Used DIP SW3 7 Not Used DIP SW3 6 ON DTE TM Lines Disabled OFF DTE TM Lines Enabled DIP SW3 5 ON FP TM...

Page 9: ...the local 2073RC when a RDL request is sent by a remote device Switch SW3 3 Terminal DTE data sampled using the 2073RC Transmit clock or External Clock provided by V 35 DTEs only Use Switch SW3 3 to...

Page 10: ...card is paired with a specially designed rear card and must not be swapped with other Patton rear cards Figure 3 Model 2073RC Series interface card options Prior to installation you will need to exami...

Page 11: ...11 Figure 4 Orientation of Interface Card Straps The following sections describe the strap locations and possible settings for each rear card...

Page 12: ...1001RCM13448C strap locations Table 1 provides an overview of interface strap functions for the rear interface cards Following the table overview are detailed descriptions of each strap s function Ta...

Page 13: ...ed from frame ground see Table 3 Model 1001RCM11548C Strap Settings Figure 6 on page 14 shows strap locations for the Model 1001RCM11548C DB 15 rear cards These straps determine various grounding char...

Page 14: ...osition this strap links DB 15 pin 1 frame ground In the open position pin 1 is disconnected from frame ground see Table 5 Table 4 Interface Card Strap Summary Strap Function Position 1 2 Position 2 3...

Page 15: ...ctors locations Descriptions of the 10Base T connector LEDs follow Figure 7 Figure 7 IM2RC A rear panel options Status Blinks yellow from one to eleven times to indicate system status Each pulse patte...

Page 16: ...hernet Bridge Module is designed to con nect directly to a 10Base T network Figure 8 shows the 10Base T RJ 45 port pin description You may make connections up to 330 feet using Type 4 or 5 cable Figur...

Page 17: ...17 Note If the 2073RC is being used for private short range modem applications the twisted pair cable connected to its port will need to be a cross over cable...

Page 18: ...Figure 10 Model 1001R14 Rack Chassis with power supply The Rack Power Supply The power supply included in the Model 1001R14 rack uses the same mid plane architecture as the modem cards The front card...

Page 19: ...e front of the chassis It should meet the rear card when it s almost all the way into the chassis 4 Push the front card gently into the card edge receptacle of the rear card It should click into place...

Page 20: ...rk Line Interface is an 8 position keyed modular jack config ured as an RJ 48C see Figure 11 Figure 11 NetLink E1 twisted pair interface Note If the 2073RC is being used for private short range modem...

Page 21: ...m the 2073RC is active Yellow indicates inactive CTS CD Glows green to indicate that the a carrier from the remote modem is being received DTR Glows green to indicate that the DTE attached to the 2073...

Page 22: ...pback To perform a LL test follow these steps 1 The Local Loop can be initiated from the 2073RC unit either by acti vating the LL signal on the DTE if you are not sure which lead is the RDL signal ple...

Page 23: ...te test BERT using the internal V 52 generator as described in section Bit Error Rate V 52 Diagnostics turn the Bit error rate V 52 diagnostics on or using a separate BER Tester If the BER test indica...

Page 24: ...s A 7 DIAGNOSTICS V 54 test modes for LAL and RDL V 52 511 511E BERT pattern genera tor and detector A 8 LED STATUS INDICATORS TD RD CTS CD DTR Link Error Test Mode A 9 CONNECTORS RJ 45 on line side D...

Page 25: ...to Send E DSR Data Set Ready F CD Carrier Detect H DTR Data Terminal Ready L LLB Local Line Loop M TM Test Mode N RDL Remote Digital Loop P TD Transmit Data R RD Receive Data S TD Transmit Data B T RD...

Page 26: ...1 Frame Ground 2 T Transmit 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 Transmit Data B 10 C Control B 11 R Receive...

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