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AMG AMG3747BE Instruction Manual

4 channel video insert unit
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4 Channel Video Insert Unit with up to 9 Bi-directional Data
and Audio Channels plus Ethernet for a Singlemode Dual
The AMG3747BE is a standalone four channel video insert unit designed to transmit four video signals
onto a dual fibre optical fibre ring. It also provides 9 bi-directional data/audio channels via a low speed
data interface, plus full duplex 100BaseT Ethernet connectivity around the ring. Eight of the data/audio
channel interfaces, whether RS-232, RS-422, RS-485, 20mA, TTL, Contact Closure, Lonworks or
Audio, are defined at manufacture by the addition of daughter boards fitted onto the Data Expansion
Board B.
The AMG3747BE is designed to be powered using an AMG2003 standalone power supply.
The AMG3747BE is designed to operate with AMG3788E or rackmount equivalent AMG3788ER eight
channel video and data receive unit. The receive unit will 'drop off' up to eight video channels which
are being transmitted around the fibre ring from eight single channel insert units or an equivelant
number of multi-channel units.
AMG Systems Ltd. reserves the right to make changes to this
document without notice. The information herein is believed to
be accurate. No responsibility is assumed by AMG for its use.
Fibre ring
Page 1 of 12
AMG3747BE
Instruction Manual
AMG3747BE Instruction Sheet
D18158-01.doc

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Summary of Contents for AMG AMG3747BE

  • Page 1 Audio Channels plus Ethernet for a Singlemode Dual Fibre ring The AMG3747BE is a standalone four channel video insert unit designed to transmit four video signals onto a dual fibre optical fibre ring. It also provides 9 bi-directional data/audio channels via a low speed data interface, plus full duplex 100BaseT Ethernet connectivity around the ring.

  • Page 2: Table Of Contents

    Dimensions ............................12 Mounting Details ..........................12 Removal / replacement from / to the Case..................12 AMG Systems Ltd. reserves the right to make changes to this Page 2 of 12 AMG3747BE Instruction Sheet document without notice. The information herein is believed to D18158-01.doc...
  • Page 3 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 3 of 12 AMG3747BE Instruction Sheet document without notice. The information herein is believed to D18158-01.doc be accurate. No responsibility is assumed by AMG for its use.

  • Page 4: Introduction

    1 selects video channel 1 and setting switch to position 8 or 9 selects channel 8. Optical Connection The AMG3747BE or rackmount AMG3747BER is designed to be connected in a ring or point to point system. In a ring system, single, dual and four channel insert units respectively can be combined to make up an 8 channel video transmission system as illustrated below.

  • Page 5: Connections

    For the data or audio channels to be present, appropriate data daughter boards must be fitted onto the data expansion board slots. AMG Systems Ltd. reserves the right to make changes to this Page 5 of 12 AMG3747BE Instruction Sheet document without notice.

  • Page 6: Data And Audio Channel Configuration

    Channel A Data When multiple AMG3747BE insert units are connected in a fibre ring together with an AMG rackmount receiver, the type of receiver will determine whether the Channel A data transmitted from each insert unit is combined at the receiver or kept separate as individual data channels.

  • Page 7: Data Interface Connections Channel A

    Data and Audio Channel Configuration The data expansion board slots are accessed by removing the AMG unit from its case. A data channel is active when a daughter board is installed in the required data channel slot. Each data interface board enables one bi-directional channel.

  • Page 8: Daughter Board Layout

    Note that the data and audio channel numbers are associated with each slot. This allocates the pin numbers on the rear panel connector together with the front panel LED indicators. AMG Systems Ltd. reserves the right to make changes to this Page 8 of 12 AMG3747BE Instruction Sheet document without notice.

  • Page 9: Data And Audio Connections Bank B

    See Data or Audio Daughter Board Instruction Sheet for meaning of Audio/Data IN+, Audio/Data IN- Audio/Data OUT+, and Audio/Data OUT- for each data type. AMG Systems Ltd. reserves the right to make changes to this Page 9 of 12 AMG3747BE Instruction Sheet document without notice.

  • Page 10: Front Panel Indicators

    OUT+ logic one (-V) present on OUT+ This represents the data signals being received on the optical fibre AMG Systems Ltd. reserves the right to make changes to this Page 10 of 12 AMG3747BE Instruction Sheet document without notice.

  • Page 11: Ethernet Operation

    This represents the audio signals being received from the optical fibre. Ethernet Operation In order for the AMG system to transmit Ethernet signals, an onboard RJ45 Ethernet interface or X16003 Ethernet interface adaptor should be fitted to all units in the ring.

  • Page 12: Physical Information

    Weight..........1200grams Mounting Details The AMG unit is supplied with a clip-on mounting bracket which should be attached to a panel or wall using 2 off 4.0mm screws, see diagram on page 1 for dimensions. The unit is clipped into the mounting bracket, and is then held firmly in position.

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