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Data Transmit Unit with up to 16 Bi-directional Data and
The AMG4707G is a rackmount 16 transmit unit designed to transmit and receive up to 16 data or
audio signals over two singlemode fibres. The 16 data/audio channel interfaces, whether RS232,
RS422, RS485, 20mA, TTL, Contact Closure, Lonworks or Audio, are defined at manufacture by the
addition of daughter boards fitted onto the Data Expansion Boards A and B.
The AMG4707G is designed to plug into an AMG2005 subrack, which in turn fits into a 19" rack
system. The rack incorporates an AMG2003 power supply.
The AMG4707G is designed to operate with AMG4708 or rackmount equivalent AMG4708G data
receive 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.
Audio Channels
Page 1 of 8
AMG4707G
Instruction Manual
AMG4707G Instruction Sheet D16789-
01.doc
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Summary of Contents for AMG AMG4707G
- Page 1 Data Transmit Unit with up to 16 Bi-directional Data and Audio Channels The AMG4707G is a rackmount 16 transmit unit designed to transmit and receive up to 16 data or audio signals over two singlemode fibres. The 16 data/audio channel interfaces, whether RS232, RS422, RS485, 20mA, TTL, Contact Closure, Lonworks or Audio, are defined at manufacture by the addition of daughter boards fitted onto the Data Expansion Boards A and B.
- Page 2 Removal / replacement from / to the Case..................8 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 8 AMG4707G Instruction Sheet D16789- document without notice. The information herein is believed to 01.doc...
- Page 3 AMG4708G. Optical Connection The AMG4707G is connected as illustrated below when used with an AMG4708G data receive unit acting as a point to point system. AMG Systems Ltd. reserves the right to make changes to this...
- Page 4 For the data or audio channels to be present, the appropriate data daughter boards have to be fitted into the data expansion board slots. AMG Systems Ltd. reserves the right to make changes to this Page 4 of 8 AMG4707G Instruction Sheet D16789- document without notice.
- Page 5 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 6 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 6 of 8 AMG4707G Instruction Sheet D16789- document without notice.
- Page 7 > 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 7 of 8 AMG4707G Instruction Sheet D16789- document without notice.
- Page 8 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.
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