Raisecom RCMS2504-120 User Manual Download | Manualshive

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RCMS2504-120 Series

Standalone, Fiber Optic

Ethernet Multiplexer

User Manual (REV.A)

Raisecom Technology Co., Ltd.

(04/2005)

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Summary of Contents for RCMS2504-120

Page 1: ...RCMS2504 120 Series Standalone Fiber Optic Ethernet Multiplexer User Manual REV A Raisecom Technology Co Ltd 04 2005 ...

Page 2: ...s according to this mannual strictly and avoid contrary connecting RCMS2504 120 is integrated device that has precise elements please avoid violent shakes and impacts and do not disassemble or maintain the device yourself If it is required please do it under the guide of our technical staff following in the steps of anti static Please contact us if there is any need There must be grounding protect...

Page 3: ...Function Button buttons of default settings are all pressed out 10 4 1 5 NM network management Interface 10 4 2 Introduction of back panel 11 4 2 1 Power Interface and Switch 11 4 2 2 Auxiliary Data Channel 11 4 2 3 Ethernet interface 11 4 2 4 E1 interface 11 4 2 5 Optical Interface 11 4 3 DIP Switch of device on bottom 12 5 Installation and test 13 5 1 Installation 13 5 2 Reparation before instal...

Page 4: ...bandwidth in fiber z Ethernet ports communication or insulation at local end or communication between local end and relevant remote end z Control and manage access and bandwidth of customer z Provide E1 branch loop back for opening and maintaining system z Alarm of local and remote can be shown at same time z Support SNMP management solution If communicate with RCMS2304 120 native equipment RCMS25...

Page 5: ...0 should work with RCMS2304 120 viz one RCMS2504 120 should connect with one RCMS2304 120 2 4 Dimension z Dimension 320mm W 38mm H 160mm D RC MS 2 5 04 120 AC AC supply 4 E1 links 4 ports Ethernet Standalone single strand fiber 1550nm Switch on layer 2 Multi service device Company codename Raisecom ...

Page 6: ...rface technical features IEEE 802 3 Ethernet IEEE 802 3u Fast Ethernet IEEE 802 3q IEEE 802 3d Spanning Tree Support maximum frame length up to 1916 Bytes Work mode 10 100M Auto negotiation Auto MDI MDIX and manual configuration Flow control IEEE 802 3x and backpressure 3 3 Optical interface technical indicator Bit rate 155Mbps Fiber connecter SC Optical transmission There are two kinds of single ...

Page 7: ...Raisecom Technology Co Ltd 6 3 6 Ambience Temperature 0 45 Relative Humidity 90 25 ...

Page 8: ...F red If lose receiving optical frame alarm is ON E 3 red If optical receiving signal bit error exceeds 10 3 alarm is ON E 6 yellow If optical receiving signal bit error exceeds 10 6 alarm is ON z E1 loss include local and remote end L local end R remote end LOS1 4 red If E1 branch lose receiving signal alarm of relevant branch is ON z Ethernet indicator 4 links indicator correspond to 4 Ethernet ...

Page 9: ... working without any disturbance Figure sketch map of setting local loop back at local end Note When set loop back at local end DIP switches 1st 4th of Ethernet multiplex at remote end should be default state OFF z 5th bit Enable or disable fault transfer function If disable fault transfer function it complies with AIS function of traditional multiplexer If E1 receiving signals on remote end are l...

Page 10: ...cal end ON OFF 1 4 port isolated oppositely both on two sides with TAG ON ON 1 4 port isolated oppositely both on two sides without TAG Communicate means all users at 4 Ethernet ports of local end can communicate either each other or with users at remote end Isolated on local end means users at 4 Ethernet ports of local end isolate each other but can communicate with users at remote end isolated o...

Page 11: ...ated as following NOTE could install PC Agent software on NM computer as per users requirement Management information to Ethernet multiplexers at remote end is transmitted through the overhead of optical signal It will not take use of bandwidth of each port the method of which is out of band management 4 1 4 Function Button buttons of default settings are all pressed out z MASK UNMSAK shield pseud...

Page 12: ...e order refers to appendix A z Each port is 10 100Mbps auto adaptive z Possess auto learning cross line function Support parallel line or cross line to connect with Ethernet equipment 4 2 4 E1 interface A DB37 male connector on the back panel provides 1st 4th E1 branch ports The instruction of line connection refers to appendix A z If adapt 75Ω connection mode require to connectDB37 with eight ada...

Page 13: ...ce with E1 port Definition as following 1st 2nd 3rd 4th 1st 2nd 3rd 4th ON ON ON OFF Or OFF OFF OFF ON 75Ω unbalanced signals are valid 120Ω balanced signals are valid 5th 6th 7th 8th 5th 6th 7th 8th ON ON ON OFF Or OFF OFF OFF ON 75Ω unbalanced signals are valid 120Ω balanced signals are valid As shown in above figure the default status is set as 75Ω unbalanced signal BNC interface are valid Note...

Page 14: ...ce and note environment demands 5 3 Installation Process 5 3 1 Method of cable connection z E1 interface Suggest connecting coaxial adapter with SYV 75 2 2 coaxial cable or connecting DB37 interface with twisted pair z Ethernet interface Use CAT5 straight or cross over twisted pair z Optical interface Plug SC patch fiber into optical interface push hard until to end If not sure about transmission ...

Page 15: ...lectricity Because ultrashort jitter of electricity will cause slight bit errors z Test bit error Use 2M Tester to test every E1 error bit level tested through tying in loopback control switch of front panel please refer to chapter two z Shield unused E1 alarm If there is no any alarm in connected E1 links but still have unused E1 branches LOS alarm indicator of unused E1 links called as unused E1...

Page 16: ... ON at remote end there is HDB3 code error during receiving signals at E1 link of remote end equipment z Red LOS indicator of optical port is ON Answer Loss of reception signal occurs at optical port Please check whether input of fiber is connected correctly Use optical power meter to detect optical power which should be larger than reception sensitivity z Red LOF indicator of optical port is ON A...

Page 17: ...d line in cannulation which is contracted and fastened by heat Fix protecting sheath z 120ohm DB37 male connector is defined as following DB37 pin definition 1st Branch 2nd Branch 3rd Branch 4th Branch OUT 3 4 7 8 11 12 15 16 IN 21 22 25 26 29 30 33 34 Other pin GND A 2 Cable of Ethernet Use Cat 5 twisted pair to connect the equipment Please note the twisted pair is less than 100 meters Can choose...

Page 18: ... cable of NM interface Connect LINK UP interface with console interface LINK UP interface adapts RJ45 whose pins definition are as following RS232 Part 3 RXD 232signal input 7 TXD 232 signal output 4 8 GND RS485 Part 1 RXD 485 signal input 2 RXD 485 signal input 5 TXD 485 signal output 6 TXD 485 signal output NOTE output and input of signal is as far as equipment itself ...

Page 19: ...Raisecom Technology Co Ltd 18 2005 Raisecom Technology Co Ltd All trademarks are the property of their respective owners Technical information may be subject to change without prior notification ...

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