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RC906/916-FXE1

Fast Ethernet E1 Converter

USER MANUAL

Raisecom Technology Co., Ltd

(03/2005)

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Summary of Contents for RC906- FXE1-S1

Page 1: ...RC906 916 FXE1 Fast Ethernet E1 Converter USER MANUAL Raisecom Technology Co Ltd 03 2005 ...

Page 2: ...maging it is not allowed that the optical power of transceiver s output interface is higher than that of RC906 916 FXE1 RC906 916 FXE1 is an integrated device which has precise elements please avoid violent shake and impact and do not disassemble or maintain the device yourself If it is required please do it under the guide of our technical staff following anti static steps Please contact us if th...

Page 3: ...orking environment 6 4 How to use 7 4 1 Front panel introduction 7 4 1 1 Definitions of indicators 7 4 1 2 Definitions of interface 8 4 2 Instructions of DIP switches setting 8 4 2 1 SW1 switch indication 9 4 2 2 Default value of SW1 10 4 2 3 SW2 switch indication 10 4 2 4 SW3 switch indication 10 4 2 5 Default value of SW3 13 4 2 6 SW4 switch indication 13 4 3 Occupation of transmission data in E...

Page 4: ...alled in the chassis for Raisecom only of 16 slots 3U or 4 slots and it also can be used as desktop device when installed in single slot chassis 2 2 Main features z Provide one channel 100M full duplex optical interface and one channel E1 interface 75 ohm or 120 ohm so Ethernet data can be transmitted in E1 channel z Provide both E1 fractional mode and transparent mode and E1 bandwidth can be set ...

Page 5: ...ed Converter type Optical interface Wavelength nm Media converter type RC906 FXE1 M DSC 1310 RC111 FE M RC906 FXE1 S1 DSC 1310 RC111 FE S1 RC906 FXE1 S2 DSC 1310 RC111 FE S2 RC906 FXE1 S3 DSC 1550 DFB RC111 FE S3 RC916 FXE1 S1 SC PC 1550 RC315 FE S1 RC916 FXE1 S2 SC APC 1550 RC315 FE S2 ...

Page 6: ... Functionalities Complete link alarm indicator Fault Pass Through and intelligent auto reset functions Note if there is some equipment PCM device or DXC device for example that requires modifying the timeslot 0 of E1 the remote alarm inspecting function of the converter is invalid then 3 2 E1 cable type SYV 75 2 2 coaxial cable is recommended for unbalanced signal and the maximum transmission is m...

Page 7: ... SC APC 1550 5 0 32 10 50 0 5 3 4 Network management Software of network management is optional and the functions are as follows Report to controlling computer the 4 level E1 link alarms Local fractional transparent mode PCM31 30 mode CRC test switch Ethernet bandwidth and alarm pass through are all available to be setup Report Ethernet interface running status to controlling computer Shut down Et...

Page 8: ...OF loss of frame or AIS up stream alarm indication signal or CRC cyclic redundancy check In E1 transparent mode this indicator only indicates LOF loss of frame or AIS up stream alarm indication signal OFF E1 channel is normal RAL red Alarm of remote E1 devices ON In E1 fractional mode there is LAL alarm of remote device OFF E1 is normal Ethernet indictors RLK green On optical interface receiving l...

Page 9: ...l of 75Ω is by default It is required to pull back the shielding cover at the same time when plug out wire cable Ethernet optical interface The following conditions must be satisfied when connecting to other device s optical interface Same wavelength single mode fiber of dual wave length is not included Same rate Power is matchable Support Fast Ethernet IEEE 802 3u 4 2 Instructions of DIP switches...

Page 10: ... Pass Through switch ON means to enable Fault Pass Through When there are LOS LOF AIS CRC RAL alarms which may lead to Ethernet interface failure it will report to controlling computer Ethernet interface works normally only there is no E1 link alarm OFF means to disable the function that is to say there is no relation between Ethernet interface and E1 alarms 3rd bit 6th bits are used to set the im...

Page 11: ...remote network management function ON means enable OFF mean disable by default 2ed bit local or remote device optional switch ON means local device OFF means remote device by default This bit is only effective when enable remote network management one of the two devices must set as local and the other as remote 4 2 4 SW3 switch indication SW3 is effective when 1st bit of SW1 is ON that is to say i...

Page 12: ...K 448K 0 1 0 0 0 8 64K 512K 0 1 0 0 1 9 64K 576K 0 1 0 1 0 10 64K 640K 0 1 0 1 1 11 64K 704K 0 1 1 0 0 12 64K 768K 0 1 1 0 1 13 64K 832K 0 1 1 1 0 14 64K 896K 0 1 1 1 1 15 64K 960K 1 0 0 0 0 16 64K 1024K 1 0 0 0 1 17 64K 1088K 1 0 0 1 0 18 64K 1152K 1 0 0 1 1 19 64K 1216K 1 0 1 0 0 20 64K 1280K 1 0 1 0 1 21 64K 1344K 1 0 1 1 0 22 64K 1408K 1 0 1 1 1 23 64K 1472K 1 1 0 0 0 24 64K 1536K 1 1 0 0 1 25...

Page 13: ... mode OFF means PCM31 mode also called FAS only mode default mode This bit of Dip switch of two inter operated interface converters should be the same otherwise the equipment will work abnormally 7th bit CRC4 checkout option switch in E1 fractional mode ON means to disable CRC4 OFF means to enable CRC4 by default It can be set up for user s requirement but OFF is recommended This bit of Dip switch...

Page 14: ... E1 link and for the sake of device interface safety please connect E1 link before device powered on E1 interface should avoid hot swap 4 2 6 SW4 switch indication SW4 is factory default set and can not be changed by users 4 3 Occupation of transmission data in E1 fractional mode 1 Timeslot occupation in PCM31 mode In PCM31 mode N 31 timeslot 0 is occupied by system N accounts from 1st timeslot 2 ...

Page 15: ...Raisecom Technology Co Ltd 14 ...

Page 16: ...e mode interface of RC916 FXE1 S1 should be single mode and the connector should be SC PC Optical medium of single mode interface of RC916 FXE1 S2 should be single mode and the connector should be SC APC 3 Confirm the type of optical cable Cable type that used for multi mode fiber interface 62 5 125um multi mode fiber or 50 125um multi mode fiber Cable type that used for single mode fiber interfac...

Page 17: ...e Wave length nm Optical transceiver type RC906 FXE1 M DSC 1310 RC111 FE M RC906 FXE1 S1 DSC 1310 RC111 FE S1 RC906 FXE1 S2 DSC 1310 RC111 FE S2 RC906 FXE1 S3 DSC 1550 DFB RC111 FE S3 RC916 FXE1 S1 SC PC 1550 RC315 FE S1 RC916 FXE1 S2 SC APC 1550 RC315 FE S2 5 RC906 RC916 FXE1 should be used in pairs as point to point topology and it also can be connected to RC905 EE1 standalone interface converte...

Page 18: ...ndicator means signal loss or up stream AIS alarm If device work in fractional mode LAL means one of the following alarms LOS loss of signal LOF loss of frame AIS up stream alarm indication signal and CRC cyclic redundancy check LOS means E1 interface can not receive signals Please check if the input E1 link is connected correctly check the pin serial number if 120 ohm twisted pair is used Please ...

Page 19: ...arms may accompany with LOS or AIS please check if bit error rate is within limit standard with bit error rate tester If the suddenly appeared CRC alarms make LAL indicator flicking which may result in network disconnecting basically this is caused by initializing link process when the equipment is just reset In this case large traffic should be paused for a while and the link will recover in 10 3...

Page 20: ...Raisecom Technology Co Ltd 19 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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