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APPENDIX C

MODEL 2703RC INTERFACE STANDARDS

X.21 Interface

DB-15 Female Connector

DB15 Female

Pin

Signal

Source

1

Shield

-

2

Transmit (a)

DTE

3

Control (a)

DTE

4

Receive (a)

DCE

5

Indication (a)

DCE

6

System Clock (a)

DCE

7

-

-

8

Signal Ground

-

9

Transmit (b)

DTE

10

Control (b)

DTE

11

Receive (b)

DCE

12

Indication (b)

DCE

13

System Clock (b)

DCE

14

-

-

15

-

-

APPENDIX B

MODEL 2703RC FACTORY REPLACEMENT PARTS

The Patton Model 2703RC rack system features interchangeable

rear cards, power cords/fuses for international various operating envi-
ronments and other user-replaceable parts. Model numbers, descrip-
tions and prices for these parts are listed below:

Patton Model #

Description

1000RPEM..........................120/240V Rear Power Entry Module
1000RPSM..........................120/240V Front Power Supply Module
1000RPEM-DC ...................DC Rear Power Entry Module
1000RPSM-48A ..................48V Front Power Supply Module
1000RPEM-V ......................120/240V CE Compliant Rear Power 

Entry Module

1000RPSM-V ......................120/240V CE Compliant Front Power 

Supply Module

1000RCM703120

EIA-530/RJ45 120 Ohm Rear Card

1000RCM70375

X.21/Dual Coaxial 75 Ohm Rear Card

0805US ...............................American Power Cord
0805EUR.............................European Power Cord CEE 7
0805UK ...............................United Kingdom Power Cord
0805AUS .............................Australia/New Zealand Power Cord
0805DEN.............................Denmark Power Cord
0805FR ...............................France/Belgium Power Cord
0805IN.................................India Power Cord
0805IS.................................Israel Power Cord
0805JAP..............................Japan Power Cord
0805SW ..............................Switzerland Power Cord

0516FPB1 ...........................Single Width Blank Front Panel
0516FPB4 ...........................4-Wide Blank Front Panel
0516RPB1...........................Single Width Blank Rear Panel
0516RPB4...........................4-Wide Blank Rear Panel

056S1..................................Set of 16 #4 pan head screws/washers

10-25M/15F-1......................Cable, 6ft, DB-25 male to DB-15 

female

10-25M/35F-1......................Cable, 6ft, DB-25 male to M/34 female
10-25M/35M-1.....................Cable, 6ft, DB-25 male to M/34 male

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Summary of Contents for 2703RC

Page 1: ...l us how you like this product and how we can meet your product needs today and in the future Web http www patton com Sales E mail sales patton com Support E mail support patton com Phone Sales 301 97...

Page 2: ...installation If the Model 2703RC does cause interference to radio or television reception which can be determined by turning the power off or removing the card the user is encouraged to try to correc...

Page 3: ...nal interface to be adapted to X 21 using a special DTE cable available from Patton The Model 2703RC is designed to mount in Patton s 2U high 16 slot rack chassis or 2 4 8 slot Cluster Boxes These hav...

Page 4: ...Switches S1 S8 The configuration switches on S1 S8 may be used to set data inversion the DTE bit rate and clocking modes Default settings of S1 through S8 are shown in the table below Descriptions of...

Page 5: ...d is marked THIS SIDE UP FOR V 35 on one side of the board other side 4 Plug the interface board into the 20 pin header socket with the appropriate interface pointed UP and with the arrow pointing tow...

Page 6: ...ermines whether clocks are common or separate Separate non synchronized clocks are used for the EIA 530 V 35 ter minal interface Common synchronized clocks are used for the X 21 terminal interface If...

Page 7: ...assis and provides diagrams for wiring the interface connections correctly 4 1 THE MODEL 1000R16 RACK CHASSIS The Model 1000R16 Rack Chassis Figure 6 below has sixteen device card slots plus its own p...

Page 8: ...and power card replacement information 4 2 INSTALLING THE MODEL 2703RC INTO THE CHASSIS The Model 2703RC is comprised of a front card and a rear card The two cards meet inside the rack chassis and plu...

Page 9: ...coax cables is isolated from system earth ground 4 4 CONNECTION TO THE TERMINAL DEVICE The Model 2703RC rear cards are wired as Data Circuit Terminating Equipment DCE and are designed to connect dire...

Page 10: ...in evaluating the operation of the local Model 2703RC Any data sent to the local Model 2703RC in this test mode will be echoed returned back to the user device For example char acters typed on the key...

Page 11: ...e 1000RPEM DC DC Rear Power Entry Module 1000RPSM 48A 48V Front Power Supply Module 1000RPEM V 120 240V CE Compliant Rear Power Entry Module 1000RPSM V 120 240V CE Compliant Front Power Supply Module...

Page 12: ...baluns electronic data switches data line surge protectors multiplex ers transceivers hubs print servers and much more We produce these prod ucts at our Gaithersburg MD USA facility and can custom ma...

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