GRASS VALLEY Python 3G, User Manual

Page 1: ...Python 3G User Guide M4040 9900 102 24 July 2014 ...

Page 2: ...f Python 3G to use their product manuals for their own internal business use Manuals for Grass Valley products may not be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose unless specifically authorized in writing by Grass Valley A Grass Valley manual may have been revised to reflect changes made to the product durin...

Page 3: ... 16 PY3 G000 W41 PY3 R000 W41 17 PY3 GH00 W8 PY3 RR00 W8 18 PY3 GR00 W8 PY3 HR00 W8 19 PY3 GHJK W16 PY3 RRRR W8 20 PY3 GHRR W8W8 21 PY3 GHRR W16 PY3 JKRR W16 22 3 Python 3G Components 23 Python 3G Models 24 Python 3G Front Panel 25 Power and Display Panel 25 Python 3G Transmitter 25 Area A SDI DATA IN 26 Python 3G Receiver 26 Area A SDI DATA OUT 27 Python 3G Transceiver 28 Area A SDI DATA IN 28 Ar...

Page 4: ... Fiber ADAP Power Supplies 36 4 Python 3G Operation 37 Fiber Optical Channel Monitoring 38 Using the Python 3G Optical Measurement Display 39 Python 3G Optical Measurement Display 39 Condition 1 No Optical Link 40 Condition 2 Optical Link good but no SDI data present 40 Condition 3 Active usable optical link with SDI Data 40 System Firmware Display 41 Technical Information Display 41 Best Practice...

Page 5: ...1 About Python 3G This chapter provides an overview of the Python 3G and includes the safety and warranty information about it About the Python 3G System 2 Safety and Fiber Optic Systems 5 ...

Page 6: ...ns of transmit and receive in the same unit Please see Available Models on page 8 for the model list Python 3G units accept electrical digital signals via BNC ranging from 19 4 Mbps up to 3Gbps uncompressed HD SDI Along with LEDs to indicate the presence of an HD SDI signal at each BNC input and output the Python 3G features an integrated optical power meter for monitoring the received power for e...

Page 7: ...A 3andA 4eachhaveafourchanneldetectorcardthatconvertstheincoming de multiplexed fiber optic feed into individual SDI Data signals The eight input signals are multiplexed B and sent to the CWDM Band Coupling I O card D This I O card manages on a single ST Fiber Connector the eight outgoing and eight incoming Fiber Optic signals 16 signals are coupled on to a single Fiber I O The band coupler combin...

Page 8: ...tective caps on the optical connectors whenever the fiber is disconnected Product Returns In the unlikely event of damage to your Python 3G during shipping or delivery take note of any damage with the delivery or shipping service If any component does not work correctly out of the box please contact Grass Valley Fiber Solutions service Contact Us on page 49 If the problem cannot be remedied throug...

Page 9: ...nstrument other than any procedures as instructed in this Guide Refer all servicing to the Fiber Solutions division of Grass Valley see Contact Us on page 49 Always use cable connector caps when the cables are not connected This protects the connector from damage and the unlikely event of exposure to an operating optical link Keeping the caps in place when the connectors are not in use will preven...

Page 10: ...6 About Python 3G FCC Part A Manual Notice ...

Page 11: ...7 Hardware and Block Diagrams This chapter lists the models available with the Python 3G and lists the block diagrams of these models Available Models 8 Block Diagrams 11 ...

Page 12: ...able connectors on the rear panel Illustrations of a few of the the 29 standard models available at time of publication are included in this table Part Number Type HD SDI Transmit HD SDI Receive CWDM Equipped Numberof Fibers PY3 R000 ST4 Receiver X 4 No 4 PY3 RR00 ST8 Receiver X 8 No 8 PY3 RRR0 W83W43 Receiver X 12 Yes 2 PY3 RRRR ST16 Receiver X 16 No 16 PY3 RRRR W16 Receiver X 16 Yes 1 PY3 RRRR X...

Page 13: ...iver 8 8 Yes 2 PY3 A0RR ST12 Transceiver 4 8 No 12 PY3 KRRR W16 Transceiver 4 12 Yes 1 PY3 GR00 W8 Transceiver 4 4 Yes 1 PY3 HR00 W8 Transceiver 4 4 Yes 1 The following Python 3G Models are Operated as a Matched Pair PY3 G000 W41 Transmitter 4 X Yes 1 PY3 R000 W41 Receiver X 4 Yes 1 PY3 GH00 W8 Transmitter 8 X Yes 1 PY3 RR00 W8 Receiver X 8 Yes 1 PY3 GHRR W16 Transceiver 8 8 Yes 1 Part Number Type...

Page 14: ...10 Hardware and Block Diagrams Available Models Table 2 1 Python 3G Available Models PY3 JKRR W16 Transceiver 8 8 Yes 1 Part Number Type HD SDI Transmit HD SDI Receive CWDM Equipped Numberof Fibers ...

Page 15: ...11 Python 3G User Guide Block Diagrams PY3 AA00 ST4 Fig 2 2 4 Channels Python 3G on 4 Fibers Block Diagram ...

Page 16: ...12 Hardware and Block Diagrams PY3 AA00 ST8 PY3 RR00 ST8 PY3 AA00 ST8 PY3 RR00 ST8 Fig 2 3 8 Channels Python 3G on 8 Fibers Block Diagram ...

Page 17: ...13 Python 3G User Guide PY3 AR00 ST8 Fig 2 4 4x4 Channels Python 3G on 8 Fibers Block Diagram ...

Page 18: ...14 Hardware and Block Diagrams PY3 AAR0 ST12 PY3 RRA0 ST12 PY3 AAR0 ST12 PY3 RRA0 ST12 Fig 2 5 8x4 Channels Python 3G on 12 Fibers Block Diagram ...

Page 19: ...15 Python 3G User Guide PY3 AAAA ST16 PY3 RRRR ST16 Fig 2 6 16 Channels Python 3G on 16 Fibers Block Diagram ...

Page 20: ...16 Hardware and Block Diagrams PY3 AARR ST16 PY3 AARR ST16 Fig 2 7 8x8 Channels Python 3G on 16 Fibers Block Diagram ...

Page 21: ...17 Python 3G User Guide PY3 G000 W41 PY3 R000 W41 Fig 2 8 4 Channels Python 3G on 1 Fiber Block Diagram ...

Page 22: ...18 Hardware and Block Diagrams PY3 GH00 W8 PY3 RR00 W8 PY3 GH00 W8 PY3 RR00 W8 Fig 2 9 Eight Channels Python 3G on 1 Fiber Block Diagram ...

Page 23: ...19 Python 3G User Guide PY3 GR00 W8 PY3 HR00 W8 Fig 2 10 4x4 Channels Python 3G on 1 Fiber Block Diagram ...

Page 24: ...20 Hardware and Block Diagrams PY3 GHJK W16 PY3 RRRR W8 PY3 GHJK W16 PY3 RRRR W8 Fig 2 11 16 Channels Python 3G on 1 Fiber Block Diagram ...

Page 25: ...21 Python 3G User Guide PY3 GHRR W8W8 Fig 2 12 8x8 Channels Python 3G on 2 Fibers Block Diagram ...

Page 26: ...22 Hardware and Block Diagrams PY3 GHRR W16 PY3 JKRR W16 PY3 GHRR W16 PY3 JKRR W16 Fig 2 13 8x8 Channels Python 3G on 1 Fiber Block Diagram ...

Page 27: ...23 Python 3G Components This chapter describes the main components of the Python 3G Python 3G Models 24 Python 3G Front Panel 25 Python 3G Rear Panel 30 Python 3G Rear Panel 30 ...

Page 28: ...Front panel The Rear panel Fig 3 1 Transmitter Front Panel Fig 3 2 Transmitter Rear Panel Straight Through Conversion to Fiber Optical Signal Fig 3 3 Transmitter Rear Panel CWDM Multiplexed Fiber Optical Signal Part Number Type HD SDI Transmit HD SDI Receive CWDM Equipped Number of Fibers PY3 R000 ST4 Receiver X 4 No 4 PY3 A000 ST4 Transmitter 4 X No 4 PY3 AR00 ST8 Transceiver 4 4 No 8 PY3 GR00 W8...

Page 29: ...D indicates the current Power status 4 ON OFF Switch controls power to the Python 3G unit Forinformation on how to use the CHAN SEL switch and the digital display see Using the Python 3G Optical Measurement Display on page 39 Python 3G Transmitter The following model is the PY3 A000 ST4 which features four SDI Data inputs converted to four fiber optic signals The number of BNC connectors correspon...

Page 30: ...ions can carry a variety of Baseband and Data type signals see Specifications on page 47 for a list Each input has an LED monitor that indicates the following Green SDI signal present Unlit Nothing connected Python 3G Receiver The following model is the PY3 R000 ST4 whichfeatures four ST fiber inputs converted to four SDI Data BNC outputs The number of BNC connectors corresponds to the type model ...

Page 31: ...iplexed from a single Fiber Optic input Each output has an LED monitor that indicates the following Green the Python 3G is receiving a signal for the indicated channel over the Fiber Optic Cable and SDI signal is present Alternating between Red and Green a Fiber Optic connection is detected for the indicated channel but no SDI is present Red no optical connection is detected or the active optical ...

Page 32: ...e features A SDI Data In see Area A SDI DATA IN on page 28 B SDI Data Out see Area B SDI DATA OUT on page 29 C Power Display Area see Power and Display Panel on page 25 Area A SDI DATA IN Fig 3 10 4 SDI DATA In BNC Connectors The Python 3G Transceiver has four SDI DATA In BNC Connectors All four inputs operate identically For CWDM models they are multiplexed for transmission on the fiber output of...

Page 33: ...l For CWDM units the four outputs are de multiplexed from a single Fiber Optic input Each output has an LED monitor that indicates the following Green the Python 3G is receiving a signal for the indicated channel over the Multiplexed Fiber Optic Cable and SDI signal is present Alternating between Red and Green a Fiber Optic connection is detected for the indicated channel but no SDI is present Red...

Page 34: ... B CANBUS Connector see Area B CAN BUS Connector on page 35 C Fiber Connectors see Area C The ST Fiber Connectors on page 35 Python 3G Transmitter Rear Panel without CWDM The following model is the PY3 A000 ST4 with four pass through outputs The number of ST connectors corresponds to the type model 4 8 12 or 16 inputs Fig 3 12 Python 3G Transmitter Rear Panel without CWDM Python 3G Transmitter Rea...

Page 35: ...el with CWDM Python 3G Transceiver Rear Panel without CWDM The following model is the PY3 AR00 ST8 with four ST outputs and four ST inputs Fig 3 16 Python 3G Transceiver Rear Panel without CWDM Python 3G Transceiver Rear Panel with CWDM The following model is the PY3 GR00 W8 with one ST input and one ST output i Fig 3 17 Python 3G Transceiver Rear Panel with CWDM ...

Page 36: ...nals work within the Python 3G Fig 3 18 The Input and Output ports The transmitter has two outputs each carrying eight signals Both outputs are active all the time The receiver has two inputs each carrying eight signals The Python 3G unit has an internal splitter which receives fiber optic signals from each input If a good optic signal is detected on the primary side of the splitter that set of ei...

Page 37: ...l Splitter D to take the 16 Channel CWDM signal and split the signal into two equal 16 channel outputs Fig 3 20 Python 3G Receiver with Primary and Backup Inputs The Python 3G Receiver equipped with primary and secondary Fiber Optic inputs utilizes an Optical Switch to detect which of the incoming Fiber Optic signals is best ...

Page 38: ...minal block The main power supply can be of one type XLR or direct wire while the Aux power supply is of the other type Fig 3 22 Rear Panel Power Connectors 1 2 Connectors for the Main 12 18 VDC power supply XLR and Direct wire terminal block 3 4 Connectors for the Main 12 18 VDC power supply XLR and Direct wire terminal block 5 MAIN AUX Indicator LEDs The LED for each power supply will be Green i...

Page 39: ...r Connectors Fig 3 24 MUX IN and OUT connectors The MUX IN connector carries up to eight channels from the opposite Python 3G while the MUX OUT connector carries the up to eight channels to the opposite Python 3G These signals appear on the front panel as four SDI DATA channels and four Fiber SID DATA channels Power Connector Wiring Figure Pin Function 1 Ground 2 Unused 3 Unused 4 Power 12 VDC Thi...

Page 40: ...eeting the required specification and providing power through an XLR 4 Female connector can be used Please contact Grass Valley Contact Us on page 49 or your authorized dealer for more information Direct wire power connections from a customer provided power source can also be used with the Terminal Block power connections on the back panel Fig 3 25 Power Supply Supplied with 4PIN XLR A4F connector...

Page 41: ... the Python 3G Please keep in mind that once the system is properly set up and configured there is very little to do during normal operation Fiber Optical Channel Monitoring 38 Using the Python 3G Optical Measurement Display 39 Best Practices 42 Troubleshooting 42 ...

Page 42: ...aser output strength is 6 dBm Cable length affects signal strength as does the number of connections between the two Python 3G units Any use of repeaters of cable bulkhead connector will produce a minimal signal loss through each connection The optical output from each transmitter is generated by an infrared laser diode that is coupled to a CWDM and onto the fiber User connections on the Python 3G...

Page 43: ...Flicking the CHAN SEL switch Scroll through the signal channels by flicking the switch to the right The system reports on the installed SDI channels and the installed fiber channels being transmitted by the unit In a 4 x4 Transceiver the CHAN SEL switch will display the four Transmit channels first followed by the four Receive Channels After the last channel the display will show the current ambie...

Page 44: ...Present Display This fluctuation between High and Low occurs because the laser for that channel turns On and Off until SDI is present This causes corresponding individual RX channel LED to blink Red Green Condition 3 Active usable optical link with SDI Data When the optical link is good and a valid SDI data stream is present the optical power level will be indicated Depending on the loss over the ...

Page 45: ...rolling series of alphanumeric character four characters wide Fig 4 4 Firmware display Technical Information Display Flicking the CHAN SEL switch to the left provides additional technical information that identifies the specific physical channel that is being measured This information is presented in scrolling format four characters wide Fig 4 5 Technical Information display ...

Page 46: ...re but in instances where it must be used in table top operation ensure that the connectors on both the front and rear panels cannot be damaged by being inadvertently struck or pulled Secure the power supplies and power connections so that power is continuous Once the system is set up and running monitor the system display carefully on the Python 3G Becausethe system is digital the Signal Strength...

Page 47: ... Understanding Python 3G Model Numbers This chapter explains how to decode the Python 3G Part Number Sample part numbers are decoded at the end of this section Part Numbers 44 Example Python 3G Models 46 ...

Page 48: ...ies between ST for ST connectors with straight through conversion for SDI Data to or from Fiber Optic signal W for units with CWDM The number indicates the number of fiber optic channels The I O options are listed below Part Number Card Options Code Letter Usage Type All cards have 4 channels Wavelength A Transmit Straight through Convert All 1310 nm R Receive Straight through Convert Detector for...

Page 49: ... CWDM D41 Transmitter 4 Channel 1310 Low Range Dual Redundant Output CWDM D42 Transmitter 4 Channel 1310 High Range Dual Redundant Output CWDM D43 Transmitter 4 Channel 1550 Low Range Dual Redundant Output CWDM D44 Transmitter 4 Channel 1550 High Range Dual Redundant Output CWDM D83 Transmitter 8 Channel 1310 Range Dual Redundant Output CWDM D85 Transmitter 8 Channel 1550 Range Dual Redundant Outp...

Page 50: ...h 16 Channels equipped with CWDM and 2 Dual Fiber I O Position Item Description Card Slot 1 G CWDM Multiplexer 1310 nm Low Range Card Slot 2 H CWDM Multiplexer 1310 nm High Range Card Slot 3 J CWDM Multiplexer 1550 nm Low Range Card Slot 4 K CWDM Multiplexer 1550 nm High Range I O 1 D16 Dual Output 16 channels on Dual Redundant Fiber Output I O 2 NA Model PY3 AR00 ST8 Transceiver with 4 Transmit C...

Page 51: ...1550 nm Optical Window Optional CWDM available Link Margin Up To 22dB Transmitter Output Power Options 7 dBm Receiver Sensitivity 20 dBm Optical Source Laser Diode Optical Detector PIN Fiber Type Single Mode Mechanical Environmental Dimensions LxWxH 10 5 x16 7 x1 75 Weight each end 5 lbs Connectors Electrical BNC Optical ST Input voltage 12 18 VDC Power consumption 15 W Indicators Power ON SDI Dat...

Page 52: ...48 Specifications ...

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