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CUSTOMER

SUPPORT

INFORMATION

Order 

toll-free

in the U.S.: Call 

877-877-BBOX

(outside U.S. call 

724-746-5500

)

FREE technical support 24 hours a day, 7 days a week: Call 

724-746-5500

or fax 

724-746-0746

Mailing address: 

Black Box Corporation

, 1000 Park Drive, Lawrence, PA 15055-1018

Web site: 

www.blackbox.com

•   E-mail: 

[email protected]

JUNE 2001

ME570A-MST-R2

ME570A-FST-R2

ME570A-MSM-R2

ME570A-FSM-R2

Async/Sync Fiber Optic Modem

Async/Sync Fiber

Optic Modem

Содержание ME570A-FSM-R2

Страница 1: ...ort 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com J...

Страница 2: ...is operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever m...

Страница 3: ...El aparato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito en...

Страница 4: ...r una antena externa deber ser localizada lejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado deb...

Страница 5: ...PTIC MODEM TRADEMARKS USED IN THIS MANUAL ST is a registered trademark of American Telegraph and Telephone Company Any other trademarks mentioned in this manual are acknowledged to be the property of...

Страница 6: ...ronous Mode 12 3 2 4 S1 8 Carrier Control Method 12 3 3 Configuration Switch Set S2 13 3 3 1 S2 1 and S2 2 Word Length 13 3 3 2 S2 3 Extended Signaling Rate 14 3 3 3 S2 4 and S2 5 RTS CTS Delay 14 3 3...

Страница 7: ...No delay 9 ms 79 5 ms Receiver Sensitivity 38 dBm Coupled Power Output 25 dBm Optic Wavelength 850 nm Indicators 2 LEDs Error Loop Test BERT Connectors DB25 male or female on RS 232 side ST or SMA on...

Страница 8: ...monitor the Error and Test modes Drawing all necessary power from the RS 232 interface the modem requires no AC power or batteries to operate The miniature modem fits into tight installation spaces O...

Страница 9: ...nc Fiber Optic Modem uses a unique set of 16 external mini DIP switches that allow configuration to an extremely wide range of applications These 16 DIP switches are grouped in two eight switch sets a...

Страница 10: ...9 CHAPTER 3 Configuration Overview Figure 3 1 DIP switches on the Async Sync Fiber Optic Modem OFF 1 2 3 4 5 6 7 8 OFF 1 2 3 4 5 6 7 8 S1 S2...

Страница 11: ...2 Configuration Switch Set S1 The DIP switches on S1 set data rate clock source async sync mode and carrier control method The default settings are summarized in Table 3 1 Table 3 1 S1 summary table P...

Страница 12: ...kbps Off Off On On 3 6 kbps On On Off On 4 8 kbps Off On Off On 7 2 kbps On Off Off On 9 6 kbps Off Off Off On 14 4 kbps On On On Off 19 2 kbps Off On On Off 28 8 kbps On On Off Off 38 4 kbps Off On...

Страница 13: ...ble 3 4 S1 7 switch setting S1 7 Setting On Asynchronous Off Synchronous Default 3 2 4 S1 8 CARRIER CONTROL METHOD The setting for switch S1 8 determines whether the carrier is constantly on or contro...

Страница 14: ...Off 10 bits S2 2 Word Length Off 10 bits S2 3 Extended Signaling Rate Off 2 5 to 2 3 S2 4 RTS CTS Delay On 7 ms S2 5 RTS CTS Delay On 7 ms S2 6 Future Use S2 7 Future Use S2 8 V 52 V 54 Tests Off Ena...

Страница 15: ...vel the modem will tolerate Table 3 8 S2 3 switch setting S2 3 Setting Off 2 5 to 1 Basic On 2 5 to 2 3 Extended Default 3 3 3 S2 4 AND S2 5 RTS CTS DELAY The combined settings for switches S2 4 and S...

Страница 16: ...on Overview 3 3 4 S2 8 V 54 LOOPBACK TEST ENABLE To reset the V 54 circuit set switch S2 6 to the On position then back to the Off position Table 3 10 S2 8 switch setting S2 8 Setting Off V 54 Enable...

Страница 17: ...er Connections The Async Sync Fiber Optic Modems are designed to work in pairs You will need one at each end of a dual fiber cable This cable connects to each modem using either an ST or an SMA connec...

Страница 18: ...each Async Sync Fiber Optic Modem and connected the fiber and RS 232 cables you are ready to operate the units This section describes the LED status monitors the V 52 and V 54 diagnostics and the pow...

Страница 19: ...s typed on the keyboard or terminal will appear on the terminal screen To perform an LAL test follow these steps 1 Activate LAL This may be done in one of two ways First by moving the front panel togg...

Страница 20: ...e between the modems You should then check the fiber line for proper connections and continuity 5 1 3 USING THE V 52 BER TEST INDEPENDENTLY The V 52 BER test can be used independently of the V 54 loop...

Страница 21: ...c Modem is properly installed it should operate transparently as if it were a standard cable connection Since operating power is derived from the RS 232 data and control signals there is no On Off swi...

Страница 22: ...ION DIRECTION DCE STANDARD SETTING 1 FG Frame Ground 2 TD Transmit Data 3 RD Receive Data 4 RTS Request to Send 5 CTS Clear to Send 6 DSR Data Set Ready 7 SG Signal Ground 8 DCD Data Carrier Detect To...

Страница 23: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2001 Black Box Corporation All rights reserved...

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