Moxa Technologies A60, A51 manual TxD indicator signal from local port

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Chapter 2 ∙	∙ Introduction

	2000 V Surge
		A60	RS-232 Sur ge
		Protection
		A60
			T R	D D R C D
	Remote		X X T S T T C		Local
To	Remote		D D	R R S S D	Local
To
Remote
Host

Earth Ground

To

Local

Host

Please prepare the RS-232 cables, referring to Appendix A, RS- 232 Cable Wiring.

2.2 LED Indicators

There are LED indicators for TxD, RxD, DTR, DSR, RTS, CTS, and DCD on top of A60. The indicators are not lighted on when not connected with signals. On the contrary, they will be lighted on and be one of the red, green or orange colors.

TxD indicator (signal from local port)

Green	: when connected correctly and no data transmitting.
Orange	: when transmitting data from local to remote site.

~34~

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Contents A50/A51/A60 A50/A51 A60 Copyright Notice Moxa Internet Services Table of Contents Part II A60 RS-232 Surge Protection Page Introduction OverviewFeatures and Specifications IntroductionSpecifications A50/A51 with Mounting Kit Package Check List Introduction Installation Procedure Switch Function DescriptionLED Indicators Switch settings table of SW1 and SW2 is as followsRS-422/RS-485 Pinouts A50/A51 RJ-45 Jack Terminal Block Connector Pinouts Signals Chapter Operation Wire Full Duplex Point-to-pointWire Half Duplex Multidrop SW1 DTE Simplex/Transmit, Receive A50/A51A50/A51 Self Test Operation Appendix a RS-232 Pinouts & Cable Wiring Appendix a RS-232 Pinouts and Cable Wiring Appendix a RJ-45 Connector DB-25 Female P e n dxi B Appendix B Impedance Matching and Termination Resistors Appendix C Troubleshooting Appendix C Troubleshooting Chapter Introduction Features A60 with Mounting Kit ~32~ Installation TxD indicator signal from local port RxD indicator signal from remote port ~36~ Ppendix a Appendix a ∙ RS-232 Pinouts and Cable Wiring ∙ ~40~ Ppendix B