Summary of Contents for Panasonic MRM-1485
- Page 1 Instruction Manual MRM-1485 Video Receiver With Bi-directional RS485 © Copyright 2003, American Fibertek, Inc. 0731JD...
-
Page 2: Table Of Contents
Power Source ..................3 Power Connection ................3 Input / Output Connections..............4 Data Configuration ................4 Switch/Jumper Settings ..............5 MRM-1485 Status LED Indicators ............6 RS-485 Termination and Offset Bias Requirements ......7 Warranty..................... 8 Service Information ................8... -
Page 3: Functional Description
The M1485 Series product is designed to operate over an optical loss budget range of 0 to 12 dB. The MRM-1485 operates on 50 um or 62.5 um multimode fiber. Refer to the data sheets for detailed performance specifications. -
Page 4: Input / Output Connections
See page 7 for an explanation of termination and offset bias requirements for RS485 data. To open the MRM-1485, remove the screw on the bottom of the module. Also remove two screws holding the end panel to the chassis on the side with the video and data connections. -
Page 6: Mrm-1485 Status Led Indicators
A bi-color LED indicator monitors the optical input power of the video and data signal that is being received at the MRM-1485 from the MTM-1485 or the RTM-1485. DC power and optical input status associated with this LED are summarized below. -
Page 7: Rs-485 Termination And Offset Bias Requirements
300 mV offset, improving noise immunity. Offset bias for RS485 can be applied on the MRM-1485 by setting switch # 3 and switch # 4 on. Please note that these switches work as a set and must be either both on or both off. -
Page 8: Warranty
LIFETIME WARRANTY INFORMATION American Fibertek, Inc warrants that at the time of delivery the products delivered will be free of defects in materials and workmanship. Defective products will be repaired or replaced at the exclusive option of American Fibertek. A Return Material Authorization (RMA) number is required to send the products back in case of return.