ETU-01(U) User Manual - CTC Union Technologies Co.,Ltd.

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Appendix B. DIP SW. Setting ETU01UB.4 Clock Mode DetailsCLOCK DIPSW 5 E1 LINE USER DATA PORTMODE STATE TRANSMIT RECEIVE TRANSMIT-1 -2 -3 CLOCK CLOCK CLOCK0RECOVERY RECOVERYOFF OFF OFF RECOVERY(DCE1)Output to RC Output to TC1ON OFF OFF INTERNAL INTERNAL INTERNAL(DCE2)OSCILLATOR Output to RC Output to TC2OFF ON OFF EXTERNAL RECOVERY EXTERNAL(DTE1)Follows ETC Output to RC Input from ETC3ON ON OFF EXTERNAL EXTERNAL EXTERNAL(DTE2)Follows ETC Input from ERC Input from ETC4(DTE3)OFF OFF ON EXTERNAL EXTERNALFollows ETC Input from ETCTable B.4 Clock Mode DetailsEXTERNALInput from ETC38
Appendix C. Interface ConnectionsC.1 E1 Line ConnectorsC.1.1 BNC ConnectorsConn. Pin Designation Direction FunctionTXCenter TTIP From ETU01 Transmit dataSleeve TRING ↔ Signal returnRXCenter RTIP To ETU01 Receive dataSleeve RRING ↔ Signal returnTable C.1a E1 BNC connector pin allocationC.1.2 RJ-45 ConnectorThe RJ-45 E1 connector follows USOC RJ-48C standard for terminating equipment.Pin Designation Direction Function4 TRING Transmit data(-)From ETU015 TTIPTransmit data(+)RJ-45 7 FG ↔ Frame ground1 RRING Receive data(-)To ETU012 RTIPReceive data(-)8 FG ↔ Frame groundTable C.1b E1 RJ-45 connector pin allocationC.2 X.21 Data Module ConnectorWhen the ETU-01 is ordered with an X.21 interface, the physical interface is a 15-pin female D-type connector wired in accordance with Table C.2.SIGNALFUNCTIONProtectiveGroundSignalGroundTransmittedDataReceivedDataRequest toSentData CarrierDetectSignalTimingExternal TxclockPIN CIRCUIT DIRECTION DESCRIPTION1 Shield Chassis ground.May be isolated from Signal Ground.8 G Common signal ground.29411310512613714T(A)T(B)R(A)R(B)C(A)C(B)I(A)I(B)S(A)S(B)B(A)B(B)To ETU-01Fm ETU-01To ETU-01Fm ETU-01Fm ETU-01To ETU-01Serial digital data from DTE.Serial digital data at the output of theETU-01 receiver.A ON signal to the ETU-01 when datatransmission is desired.Constantly ON, except when Rx carriersignal loss is detected.A transmit data rate clock for use by anexternal data source.A serial data rate clock input from thedata source.Table C.2 X.21 data module connector pin allocation39
Page 1: ETU01ETU01USingle Modular Data Port
Page 5 and 6: Table of ContentsCHAPTER 1 INTRODUC
Page 7 and 8: Chapter 1 Introduction1.0 WelcomeCh
Page 9 and 10: Chapter 1. IntroductionDiagnosticsT
Page 11 and 12: 1.4 ETU01 CapabilitiesE1 link line
Page 13 and 14: Chapter 1. IntroductionClock mode 2
Page 15 and 16: Chapter 1. Introduction1.7 Loopback
Page 17 and 18: Chapter 2. InstallationChapter 2. I
Page 19 and 20: Chapter 2. InstallationFigure 2.3 E
Page 21 and 22: Chapter 3. OperationChapter 3. Oper
Page 23 and 24: Chapter 3. Operation3.3 Operating P
Page 25 and 26: Chapter 4. Test & DiagnosticsChapte
Page 27 and 28: Chapter 4. Test & Diagnostics4.6 Re
Page 29 and 30: AppendixA.1 ETU01 All DIP Switch Ov
Page 31 and 32: Appendix A. DIP SW. Setting ETU01A.
Page 37: Appendix B. DIP SW. Setting ETU01UB
Page 41 and 42: Appendix C. Interface ConnectionsC.
Page 49 and 50: Appendix D. Interface Module Option
Page 51 and 52: CTC Union Technologies IncAttn : Te

ETU-01(U) User Manual - CTC Union Technologies Co.,Ltd.

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