AMG AMG5904A9B9G Instruction Manual
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AMG AMG5904A9B9G Instruction Manual

Data receive unit with 2 bi-directional data channels, 16 bi-directional audio channels and 8 bi-directional alarms plus ethernet for a singlemode fibre link
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Data Receive Unit with 2 Bi-directional Data Channels, 16
Bi-directional Audio Channels and 8 Bi-directional Alarms
plus Ethernet for a Singlemode Fibre Link
The AMG5904A9B9G is a rackmount data receive unit designed to transmit and receive 2 data
channels, 16 audio channels and 8 bi-directional alarms over one Singlemode optical fibre. It also
provides full duplex 100BASE-TX Ethernet connectivity.
The AMG5904A9B9G is designed to be powered using an AMG2003 standalone or equivalent power
supply. The G suffix in the partno. indicates a 3rd party subrack mounting configuration.
The AMG5904A9B9G is designed to operate with an AMG5903A9B9 standalone or AMG5903A9B9
rackmount data transmit unit in a point to point configuration.
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.
AMG5904A9B9G
Instruction Manual
Page 1 of 12
AMG5904A9B9G Instruction Sheet
D22139-01.doc

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Summary of Contents for AMG AMG5904A9B9G

  • Page 1 Bi-directional Audio Channels and 8 Bi-directional Alarms plus Ethernet for a Singlemode Fibre Link The AMG5904A9B9G is a rackmount data receive unit designed to transmit and receive 2 data channels, 16 audio channels and 8 bi-directional alarms over one Singlemode optical fibre. It also provides full duplex 100BASE-TX Ethernet connectivity.

  • Page 2: Table Of Contents

    Physical Information Dimensions ............................11 Mounting Details ..........................11 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 12 AMG5904A9B9G Instruction Sheet document without notice. The information herein is believed to D22139-01.doc...

  • Page 3: Introduction

    Ethernet connectivity is also provided between the two units. Optical Connection The AMG5904A9B9G connections are illustrated in the following example which shows an AMG5903A9B9 data transmit unit together with an AMG5904A9B9G rackmount data receive unit configured as a point to point system.

  • Page 4: Connections

    Ethernet Data Connector ....RJ45 Interface ..........Auto MDI/MDIX 100BASE-TX Ethernet Data Rate ......Maximum 100Mb/s full duplex AMG Systems Ltd. reserves the right to make changes to this Page 4 of 12 AMG5904A9B9G Instruction Sheet document without notice. The information herein is believed to D22139-01.doc...

  • Page 5: Front Panel Indicators

    > 0dBm (overload at +6dBm) audio not present or < -40dBm This represents the audio signals being received from the optical fibre. AMG Systems Ltd. reserves the right to make changes to this Page 5 of 12 AMG5904A9B9G Instruction Sheet document without notice.

  • Page 6: Alarm Leds

    Two LED indicators are provided adjacent to the RJ-45 port: Green indicates Link / Data transfer and Yellow indicates no Ethernet connection. AMG Systems Ltd. reserves the right to make changes to this Page 6 of 12 AMG5904A9B9G Instruction Sheet document without notice.

  • Page 7: Data And Alarm Channel Configuration

    RS-485 bus high (+5 volts) and the other arm low (0 volts) using high value resistors within the third party equipment. In order to ensure that the AMG equipment detects a tri-state condition, then these resistors should have a value above 5kΩ. If the third party bias resistors are less the 750Ω...

  • Page 8: Alarm Channel Configuration

    RS-232 (no termination), RS-422 (120Ω) or RS-485 (120Ω). Alarm Channel Configuration The AMG5904A9B9G provides 8 bi-directional contact closure inputs / alarm outputs. Each ALARM IN input is via an internal 10kΩ series resistor with a 47kΩ pull-up resistor to the internal +3V3 supply.

  • Page 9: Alarm Interface Connections

    Audio IN- signal should be connected to one of the GND pins available on the 37way D-type connector. These GND inputs are common to all audio channels. AMG Systems Ltd. reserves the right to make changes to this Page 9 of 12 AMG5904A9B9G Instruction Sheet document without notice.

  • Page 10: Data And Audio Connections

    Notes: Bank A : Channels 1-8 are Audio Bank B : Channels 1-8 are Audio. AMG Systems Ltd. reserves the right to make changes to this Page 10 of 12 AMG5904A9B9G Instruction Sheet document without notice. The information herein is believed to D22139-01.doc...

  • Page 11: Physical Information

    There are no user serviceable parts within AMG products. See unit data sheet for full specification. In case of problem or failure, please call your local support centre or contact: AMG Systems Ltd. at 3 The Omega Centre, Stratton Business Park, Biggleswade, Beds., SG18 8QB, UK.
  • Page 12 This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 12 of 12 AMG5904A9B9G Instruction Sheet document without notice. The information herein is believed to D22139-01.doc be accurate. No responsibility is assumed by AMG for its use.

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