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4 Channel Video Transmit Unit with Bi-directional Data
Channel for a Dual Redundant Multimode Fibre Link
The AMG4643-DR-SF is a standalone four channel video transmit unit designed to transmit 4 video
signals and transmit and receive 1 data signal over two Multimode fibres providing Dual Redundant
operation.
The AMG4643-DR-SF is designed to be powered using an AMG2003 standalone power supply.
The AMG4643-DR-SF is designed to operate with AMG4644-DR-SF or rackmount equivalent
AMG4644R-DR-SF 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.
AMG4643-DR-SF
Instruction Manual
Page 1 of 8
AMG4643-DR-SF Instruction Sheet
D18376-01.doc
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Summary of Contents for AMG AMG4643-DR-SF
- Page 1 4 Channel Video Transmit Unit with Bi-directional Data Channel for a Dual Redundant Multimode Fibre Link The AMG4643-DR-SF is a standalone four channel video transmit unit designed to transmit 4 video signals and transmit and receive 1 data signal over two Multimode fibres providing Dual Redundant operation.
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Page 2: Table Of Contents
Physical Information Dimensions ............................7 Mounting Details ..........................7 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 8 AMG4643-DR-SF Instruction Sheet document without notice. The information herein is believed to D18376-01.doc... -
Page 3: Introduction
AMG4643-DR-SF that the primary signal route is not OK. The AMG4643-DR-SF will then send out the video and data signals on its secondary output in the opposite direction. As the primary input at the AMG4644R-DR-SF is not present the data signal will now be taken from the secondary optical input, thus maintaining integrity of the data transmission. -
Page 4: Connections
RS232 – switch position – low (furthest from BNC connections) DATA CHANNEL B Data Channel B ........Not Present AMG Systems Ltd. reserves the right to make changes to this Page 4 of 8 AMG4643-DR-SF Instruction Sheet document without notice. The information herein is believed to D18376-01.doc... -
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: 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 6 of 8 AMG4643-DR-SF Instruction Sheet document without notice. -
Page 7: Physical Information
Weight ..........750grams 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. - Page 8 This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 8 of 8 AMG4643-DR-SF Instruction Sheet document without notice. The information herein is believed to D18376-01.doc be accurate. No responsibility is assumed by AMG for its use.
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