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4 Channel Video Transmit Unit with 9 Bi-directional Data
and Audio Channels for a Multimode Fibre Link
The AMG4647BR is a rackmount four channel video transmit unit designed to transmit 4 video signals
and transmit and receive up to 9 data or audio signals over two Multimode fibres. The 9 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 Board B.
The AMG4647BR is designed to plug into an AMG2005 subrack, which in turn fits into a 19" rack
system.
The AMG4647BR is designed to operate with AMG4648B or rackmount equivalent AMG4648BR four
channel video 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.
AMG4647BR
Instruction Manual
Page 1 of 12
AMG4647BR Instruction Sheet
D16890-01.doc
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Summary of Contents for AMG AMG4647BR
- Page 1 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 Board B. The AMG4647BR is designed to plug into an AMG2005 subrack, which in turn fits into a 19" rack system.
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Page 2: Table Of Contents
Removal / replacement from / to the Case..................10 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 12 AMG4647BR Instruction Sheet document without notice. The information herein is believed to D16890-01.doc... -
Page 3: Introduction
AMG4648BR. Optical Connection The AMG4647BR is connected as illustrated below when used with an AMG4648BR 4-channel receive unit acting as a point to point system. AMG Systems Ltd. reserves the right to make changes to this... -
Page 4: 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 4 of 12 AMG4647BR Instruction Sheet document without notice. -
Page 5: Data And Audio Channel Configuration
RS485 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 6: Bank B Data
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 7: 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 7 of 12 AMG4647BR Instruction Sheet document without notice. -
Page 8: 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 8 of 12 AMG4647BR Instruction Sheet document without notice. - Page 9 > 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 9 of 12 AMG4647BR Instruction Sheet document without notice.
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Page 10: 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 11 This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 11 of 12 AMG4647BR Instruction Sheet document without notice. The information herein is believed to D16890-01.doc be accurate. No responsibility is assumed by AMG for its use.
- Page 12 This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 12 of 12 AMG4647BR Instruction Sheet document without notice. The information herein is believed to D16890-01.doc be accurate. No responsibility is assumed by AMG for its use.
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