Versitron F2238 Technical Manual Download

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E040619643

F2238 / F2240 / F2245

FOM II Series

RS-530

High-Speed

Fiber Optic Modem

Technical Manual

June 2004

Copyright June 2004

VERSITRON, Inc.

83 Albe Drive / Suite C

Newark, DE 19702

www.versitron.com

Summary of Contents for F2238

Page 1: ...E040619643 F2238 F2240 F2245 FOM II Series RS 530 High Speed Fiber Optic Modem Technical Manual June 2004 Copyright June 2004 VERSITRON Inc 83 Albe Drive Suite C Newark DE 19702 www versitron com...

Page 2: ...livery VERSITRON reserves the right to repair or at our option replace parts which during normal usage prove to be defective during the warranty period provided that 1 You call VERSITRON at 302 894 06...

Page 3: ...SETTINGS 6 2 4 1 Polarity Straps 6 2 4 2 Jumpers For Input Impedance Selection 7 2 4 3 Jumpers For Transmit Clock Selection 7 2 4 4 Jumpers For Receive Clock Selection 7 2 4 5 Settings for Balanced U...

Page 4: ...URE TITLE PAGE 1 OVERALL VIEW 2 2 MODEM LINK CONFIGURATION 3 3 MODEM JUMPER AND TEST POINT LOCATIONS 6 LIST OF TABLES TABLE TITLE PAGE 1 ENCLOSURES CHASSIS 3 2 JUMPER SETTINGS 6 3 ELECTRICAL DB25 INTE...

Page 5: ...tional Characteristics Model F22XX modems are high speed modems that allow the full duplex transmission of data clock and a control signal data terminal ready DTR data set ready data carrier detect DS...

Page 6: ...installed into the HF 20A chassis model AC300WR power supply is used to provide power to the chassis and to the modems Power is provided from the AC300WR power supply to the HF 20A chassis via model...

Page 7: ...Ground 1 1 Frame Ground LOCAL MODEM DCE DCE REMOTE MODEM Produced by local modem not received from remote modem Signal not physically passed used to control signal flow through local modem FIGURE 2 F2...

Page 8: ...quirements 12 VDC 1 5A 18 watts optional VAC to VDC wall transformer VERSITRON Model PSAC15 120 VAC 60 Hz to 12 VDC 1 5A VERSITRON Model PSAC09 230 VAC 50 Hz to 12 VDC 1A Environment 0 to 50 C 32 to 1...

Page 9: ...SAC09 European providing 12 VDC 1A Connect the power adapter to the F22XX modem before inserting its plug into an AC power source No special tools are required DC power may be used instead of an AC ad...

Page 10: ...The transmitter operating mode is controlled by jumper JP1 For automatic rate dependent selection of transmitted synchronous clock and data set JP1 3 4 To have the input data stream synchronized to th...

Page 11: ...INPUT TX CLK A 24 INPUT TX CLK B 11 INPUT DTR A 20 INPUT DTR B 23 INPUT RX D A 3 OUTPUT RX D B 16 OUTPUT RX CLK A 17 OUTPUT RX CLK B 9 OUTPUT DSR A 6 OUTPUT DSR B 22 OUTPUT DCD A 8 CONNECTED INTERNAL...

Page 12: ...optic cable is crossed transmit to receive from unit one to unit two and vice versa 3 The LOOP LED illuminates when a link is established to the remote optical receiver of the F22XX Note that the LOO...

Page 13: ...internal 10 MHz oscillator as the code time base This high sampling rate minimizes jitter caused by sampling within the transmit circuit At higher clock rates the transmit clock itself is selected as...

Page 14: ...the data rate may be variable as is sometimes seen in high speed telemetry systems An internal bit rate monitor circuit selects the source of the transmit clock At clock rates of less than 100 Kbps o...

Page 15: ...al signal level received at receiver input 1 Check that fiber optic cable is properly connected to RX connector 2 Check that the remote unit power is on and the TX fiber optic connector is connected p...