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The AMG4783BxR is a rackmount eight channel video transmit unit designed to transmit 8 video signals and transmit and receive up to 2 data or audio signals over two singlemode fibres. The AMG4783BxR is designed to plug into an AMG2005 subrack, which in turn fits into a 19" rack system.
Removal / replacement from / to the Case ..................9 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 10 AMG4783BxR Instruction Sheet document without notice. The information herein is believed to D32018-00.doc...
AMG4784BxR. Optical Connection The AMG4783BxR is connected as illustrated below when used with an AMG4784BxR 8-channel receive unit acting as a point to point system. AMG Systems Ltd. reserves the right to make changes to this...
Data Connector ........RJ45 Channel B Interface ......Defined by data/audio interface daughter board fitted into Slot 1 on main board and indicated by the ‘x’ in the AMG partno. AMG Systems Ltd. reserves the right to make changes to this...
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...
Brown Note: (A) or (B) in brackets in above table refers to RS485 / RS422 data specification, not Channel A, Channel B. AMG Systems Ltd. reserves the right to make changes to this Page 6 of 10 AMG4783BxR Instruction Sheet document without notice.
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 7 of 10 AMG4783BxR Instruction Sheet document without notice.
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> 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 8 of 10 AMG4783BxR Instruction Sheet document without notice.
Mounting Details The unit is designed to be mounted within a 2005 Subrack on standard card guides. Note the AMG standard racks are supplied with guide rails every 7HP. In order to fit this unit in the subrack, 2 sets of card guides have to be removed by pulling gently on the card guides.
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This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 10 of 10 AMG4783BxR Instruction Sheet document without notice. The information herein is believed to D32018-00.doc be accurate. No responsibility is assumed by AMG for its use.
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