OPTICAL MASTER UNIT MARK I
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless – Coverage Date: 4-Jan-18 www.cobham.com/wireless
Document number:A1829300UM Rev. 3.1
Page | VI
3.10.1 Communication via Modem ..................................................................................... 30
3.10.2 Communication via Wireless Modem ...................................................................... 31
3.10.3 Communication via PSTN (Fixed) Modem .............................................................. 34
3.10.4 Communication via TCP/IP and Ethernet................................................................ 35
3.10.5 Troubleshooting Remote Communication ............................................................... 35
3.11 Integrate into the AEM ........................................................................................................... 41
3.12 Installation Examples ............................................................................................................ 41
3.12.1 OMU Signal Tapped at BTS .................................................................................... 41
3.12.2 OMU Signal Source provided by Repeater ............................................................. 42
3.12.3 Multi-Sector Configurations - Up to Six Sectors ...................................................... 43
3.12.4 Changing UL Combiner and DL Splitter Connections ............................................. 44
4 Troubleshooting............................................................................................................................ 45
4.1 Module LEDs ......................................................................................................................... 45
4.1.1 WDM Module LEDs ................................................................................................. 45
4.1.2 Control Module LEDs .............................................................................................. 46
4.1.3 GSM Modem Behaviour .......................................................................................... 47
5 Maintenance.................................................................................................................................. 48
5.1 General ................................................................................................................................. 48
5.2 Preventive Maintenance ........................................................................................................ 48
5.3 Product Disposal ................................................................................................................... 48
Appendix A: Specifications ................................................................................................................... 49
Appendix B: F/O Cleaning Procedure .................................................................................................... 50
Appendix C: EU Declaration of Conformity ........................................................................................... 54
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