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network-electronics.com

L-BAND Electrical to Optical

Converter

Rev. 3

Flashlink User Manual

LB-EO

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Summary of Contents for Flashlink LB-EO

Page 1: ...network electronics com L BAND Electrical to Optical Converter Rev 3 Flashlink User Manual LB EO...

Page 2: ...Current revision of this document is the uppermost in the table below Rev Repl Date Sign Change description 3 2 2007 11 02 GMW Added new product LB EO 13T 0dBm Added Materials Declaration and EFUP 2 1...

Page 3: ...g the connector module 9 4 2 Terminal format support 10 5 Module status 11 5 1 GPI Alarm Module status outputs 11 5 2 Front panel Status monitoring 12 6 Laser safety precautions 13 General environment...

Page 4: ...h a sophisticated wideband laser diode designed to convert the electrical signal to optical giving very little inter modulation and excellent signal to noise ratio There is also an attenuated electric...

Page 5: ...e figure 10dB 3dB fibre optical loss 20dB 16dB fibre optical loss Carrier to noise ratio CNR with maximum input power 45dB 36MHz 15T CWDM 35dB 36MHz 13T Spurious free dynamic range SFDR input signal l...

Page 6: ...LB EO is shown in the drawing below with the DIP switch to the upper left position Figure 2 LB EO board layout For setting the gain manually use the rotary switches SW2 and SW3 situated near the extr...

Page 7: ...5 LLC Line length compensation on Line length compensation off If on output voltage from card to LNB will increase by 1 volt Set to ON when using long cables cable more than approx 3 ohms DC resistanc...

Page 8: ...t and set the GPI according to the detected tone and voltage A 22 kHz tone on top of the LNB power supply indicates high band 11 7 12 75 GHz and no tone is for low band 10 7 11 7 GHz Vertical polariza...

Page 9: ...needed for all the LNBs The pinning is the same as a Sublime power supply and it is possible to use this desktop power for the LNBs 4 1 Mounting the connector module The details of how the connector m...

Page 10: ...Terminal Function Supported Format Mode OPT Optical output Analogue 950 2150 MHz Output RF Electrical input Analogue 950 2150 MHz Input Monitor Electrical output attenuated Analogue 950 2150 MHz Outpu...

Page 11: ...d for wiring up alarms for third party control systems The GPI outputs are open collector outputs sinking to ground when an alarm is triggered The GPI connector is shown in figure below LB EO module G...

Page 12: ...showing a status showed in the table below Diode State Red LED Green LED Orange LED No light STATUS Module is faulty or module is initialising Module is OK Module power is OK Module has no power LOS...

Page 13: ...ting disconnecting fibre pigtails ends Never look directly into the pigtail of the laser fibre Never use microscopes magnifying glasses or eye loupes to look into a fibre end Use laser safety goggles...

Page 14: ...fication under the following environmental conditions Operating room temperature range 0 C to 40 C Operating relative humidity range 90 non condensing 2 The equipment will operate without damage under...

Page 15: ...conditions for the product s covered by this manual follow the General Sales Conditions by Network Electronics ASA These conditions are available on the company web site of Network Electronics ASA www...

Page 16: ...GovernmentAffairs qfLeOpAaZXaMxqGjSFbEidSdPNtpT pdf for an unofficial translation of the draft guidance For our own products Network Electronics has chosen to use the 50 year figure recommended in thi...

Page 17: ...stance with recycling if this site does not show the information you require Where it is not possible to return the product to Network Electronics or its agents for recycling the following general inf...

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