RAD Data comm ASMi-31 operation manual Unassigned pins according to X.21 standard

Page 59

ASMi-31Installation and Operation ManualAppendix D. DTE Interface Connectors

 

 

 

 

Table D-1

DTE Interface Signal Assignments (Cont.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RS-232

V.35

 

 

 

EIA-530

X.21

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal

 

DB-25

DB-25

34-pin

 

DB-25

 

DB-25

DB-15

Description

Function

 

Stand-

Frame

Standalone

Standalone

Frame

Standalone

 

 

 

 

alone

 

 

 

 

 

and Frame

 

 

 

 

 

 

 

and

 

 

 

 

 

 

 

 

Pin Circuit/

 

 

 

 

Frame

 

 

Pin Circuit

Pin Circuit

 

(Function)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

External

 

24

19

U SCTE(A)

113

24

DA(A)

24

7

(A)*

A serial data

Transmit

 

 

16

W SCTE(B) 113

11

DA(B)

11

14

(B)*

rate clock input

Clock

 

 

 

 

 

 

 

 

 

 

 

 

from the data

 

 

 

 

 

 

 

 

 

 

 

 

 

source. Positive

 

 

 

 

 

 

 

 

 

 

 

 

 

clock

 

 

 

 

 

 

 

 

 

 

 

 

 

transitions must

 

 

 

 

 

 

 

 

 

 

 

 

 

correspond to

 

 

 

 

 

 

 

 

 

 

 

 

 

data transitions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transmit

 

15

14

Y

SCT(A)

114

15

DB(A)

15

6

S(A)

A transmit data

Clock

 

 

10

A

SCT(B)

114

12

DB(B)

12

13

S(B)

rate clock for

 

 

 

 

 

 

 

 

 

 

 

 

[SIGNAL

use by an

 

 

 

 

 

 

 

 

 

 

 

 

TIMING]

external data

 

 

 

 

 

 

 

 

 

 

 

 

 

source. Positive

 

 

 

 

 

 

 

 

 

 

 

 

 

clock

 

 

 

 

 

 

 

 

 

 

 

 

 

transitions

 

 

 

 

 

 

 

 

 

 

 

 

 

correspond to

 

 

 

 

 

 

 

 

 

 

 

 

 

data

 

 

 

 

 

 

 

 

 

 

 

 

 

transitions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Receive Clock

 

17

22

X

SCR(B)

115

17

DD(A)

 

 

 

A receive data

 

 

 

23

V SCR(A)

115

9

DD(B)

 

 

 

clock output

 

 

 

 

 

 

 

 

 

 

 

 

 

for use by

 

 

 

 

 

 

 

 

 

 

 

 

 

external data

 

 

 

 

 

 

 

 

 

 

 

 

 

sink. Positive

 

 

 

 

 

 

 

 

 

 

 

 

 

clock

 

 

 

 

 

 

 

 

 

 

 

 

 

transitions

 

 

 

 

 

 

 

 

 

 

 

 

 

correspond to

 

 

 

 

 

 

 

 

 

 

 

 

 

data

 

 

 

 

 

 

 

 

 

 

 

 

 

transitions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Local Analog

 

18

18

L and j

141

18

LL

 

 

 

A control signal

Loop

 

 

 

 

 

 

 

 

 

 

 

 

input; when

 

 

 

 

 

 

 

 

 

 

 

 

 

on, commands

 

 

 

 

 

 

 

 

 

 

 

 

 

ASMi-31 into

 

 

 

 

 

 

 

 

 

 

 

 

 

Local Analog

 

 

 

 

 

 

 

 

 

 

 

 

 

Loopback

 

 

 

 

 

 

 

 

 

 

 

 

 

(V.54 Loop 3).

 

 

 

 

 

 

 

 

 

 

 

 

 

See Table 2-1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note

 

* Unassigned pins according to X.21 standard.

 

 

 

 

General D-3

Order from: Cutter Networks

Ph:727-398-5252/Fax:727-397-9610

www.bestdatasource.com

Image 59
Contents RAD Data Communications Headquarters US East US West ASMi-31Order from Cutter Networks Ph727-398-5252/Fax727-397-9610 Warranty Ports Safety Status Safety WarningsRegulatory Information Supplementary Information SafetyModem as INT or EXT, and the second modem as RCV Adjust the jumpers see , Installation and SetupQuick Start Guide Quick Start Guide Contents Card Cage Version List of Figures List of Tables General Power Supply VersionsChapter Introduction OverviewInterfaces Wire twisted pair unconditioned linesControl Signal Transfers DiagnosticsFunctional Description Physical DescriptionManagement ConfigurationsDiagnostic RemoteEthernet 10BT, Ethernet 10B2 BNC Technical SpecificationsTypes ITU V.24/RS-232, V.35, RS-530 or Codirectional 64 kbpsData to the line Master ClockExternal clock The master clock uses Clock derived from the digital interface toEnvironment PhysicalIntroduction Technical Specifications Ambient Chapter Installation and SetupPower Site Requirements and PrerequisitesInstallation and Setup Package ContentsTo open the ASMi-31 case Setting the Internal Jumpers and SwitchesOpening the ASMi-31 Case Jumper Description Values Default Setting ASMi-31 PCB Layout ASMi-31 Internal Jumpers and SwitchesLLB, JP15 To close the ASMi-31 case Connecting the LineItem Jumper Description Values Default Setting Closing the ASMi-31 CaseDTE Interfaces and Matching Adapter Cables Connecting the DTEDTE Interface Connector Description RAD Cable To connect the lineRefer to DC Power Connection Supplement Connecting the PowerTo connect DC power to ASMi-31 Chapter Operation Controls and IndicatorsDCD LED is equivalent to Indication signal Front Panel Controls and IndicatorsNormal LEDs ASMi-31 Controls and Indicators Normal OperationOperating Instructions Turning ASMi-31Off Operation Operating Instructions Diagnostic Tests Chapter Troubleshooting and DiagnosticsTo perform the Local Analog Loopback test Local AnalogLoopback LLB To activate the Remote Digital Loopback Remote LoopbackTests and Diagnostics Diagnostic Tests ASM-MN-214 Card Cage Chapter Card Cage VersionASM-MN-214 Rear Panel ASMi-31/R Front Panel ASMi-31/R Card VersionASM-MN-214 Front Panel Power SupplyApplying power, first connect the plug of the power cord to Installing ASMi-31/RTo install the ASMi-31/R card in the ASM-MN-214 card cage ASM-MN-214 card cage has no power switch. Operation startsCard Cage Version Installing ASMi-31/R Description Appendix a Ethernet InterfaceGeneral DB-25 IR-ETH Connector OptionsProtocol Ethernet Bridge SpecificationsSignal Pin DB-25 RJ-45 Figure A-5 Ethernet Bridge Layout UTP Option Installation and OperationTable A-2 DIP Switches Settings LAN InstallationSwitch Settings LED IndicatorsAppendix A. Ethernet Interface Installation and Operation General Description Appendix B IR-G.703 Codirectional Interface 64 kbpsIntroduction Terminal Block RJ-45 DB-25 Standalone Rack Version EXT ModeModem a INT/RCV ModeOrder from Cutter Networks Ph727-398-5252/Fax727-397-9610 Appendix C Interface Module X.21 ConnectorsTable C-1 Table C-1shows the X.21 DB-15 pin assignmentAppendix C. X.21 Interface Module Figure C-5 INT/RCV Mode Timing Block Figure C-4 EXT Mode Timing BlockTable D-1 Appendix D DTE Interface ConnectorsTable D-1 DTE Interface Signal Assignments Unassigned pins according to X.21 standard Table D-1 DTE Interface Signal Assignments Connecting RS-530 to RS-422 Appendix E Connecting RS-530 to RS-422Table E-1 Connecting RS-530 to RS-422To install a single unit Appendix F Installation in 19 RackInstallation of the ASMi-31 Unit in 19 Rack General Installation of a Single UnitRack see Figure F-2 Figure F-1 Installation of a Single UnitTo install two units Figure F-2 Installation of Two UnitsFigure F-3 Fastening Two Units Together