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Black Box Abeo G.703 LAN, Manual And Installation Manual

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Black Box Abeo G.703 LAN Manual And Installation Manual Download Page 9

Abeo LAN over G.703 Extender

8

2.6.4 Cable lengths and types

Cable lengths should be restricted to those defined below:

Note: The totoal maximum attenuation of the cable attached to the network port must not
exceed 6dB when measured at 1.024 MHz. The frequency/attenuation characteristic of the
cables attached to the network port shall follow a root frequency law. This port type is 
approved to CTR12, CTR13.

Pin

Max Length (Metres)

Belden 8132 (28 AWG)

175

Belden 9841 (24 AWG)

300

Summary of Contents for Abeo G.703 LAN

Page 1: ...Manual and Installation guide A Ab be eo o G G 7 70 03 3 L LA AN N E Ex xt te en nd de er rs s MXU9020...

Page 2: ...y 5 2 5 Unbalanced BNC E1 Line Port 5 2 6 Balanced RJ 45 E1 Line Port 6 2 6 1 Connecting to a terminal device 6 2 6 2 Connecting to a network device 7 2 6 3 RJ 45 Connector layout 7 2 6 4 Cable length...

Page 3: ...work design and workload characteristics The MXU9020 Ethernet switch can switch between local LANs connected to its four ports and the unit may thus reduce the need for local LAN hubs and switches The...

Page 4: ...use the correct connector may compromise EMC compliance The MXU9020 is a Class A product In a domestic environment it may cause radio interference in which case the user may be required to take adequa...

Page 5: ...status of the unit as shown in the figure below Each LAN port RJ 45 connector on the rear panel has two miniature LEDs mounted on it The left hand green LED shows link activity and the right hand yell...

Page 6: ...U9020 must be connected to mains safety earth for correct operation Excessive voltages are present inside the unit There are no user serviceable parts inside the unit and the cover should not be remov...

Page 7: ...ections are defined in the table below Pin Function 1 Tx tip 2 Tx ring 3 Tx shield 4 Rx tip 5 Rx ring 6 Rx shield 7 Not connected 8 Not connected 2 6 1 Connecting to a terminal device DSU port pin DSU...

Page 8: ...shows both the plug and socket head on so that any connecting wires are behind the connector The connector numbering is shown DSU port pin DSU port function Network port pin Network port function 1 T...

Page 9: ...aximum attenuation of the cable attached to the network port must not exceed 6dB when measured at 1 024 MHz The frequency attenuation characteristic of the cables attached to the network port shall fo...

Page 10: ...nse whether operation should be in full or half duplex mode There is a miniature LED on the lower right corner of each RJ 45 socket on the rear panel which is illuminated yellow when operation is at 1...

Page 11: ...which defines the bit switch set up options and alarms www blackbox co uk MXU9020 BLACKBOX White with 5thblack diamond 3 1 1 Bit switch definitions The default settings of the bit switch are shown in...

Page 12: ...er non autos hubs With switch set to OFF the LAN ports automatically sense the interface and switch between MDI and MDI X connections This single switch is used to select which type of connector RJ 45...

Page 13: ...ons for security Then turn on the power supply Check the rear panel status LED to ensure that it is continously lit green Warning Do not connect the MXU9020 to excessive voltage Read the safety inform...

Page 14: ...Abeo LAN over G 703 Extender 13 MXU9020 MXU9020 Black Box MXU9020 Black Box MXU9020 Black Box MXU9020 Black Box MXU9020 Black Box MXU9020 Black Box MXU9020...

Page 15: ...nel If packets are being transmitted or received the LEDs will be ON If they are dark there is no traffic being forwarded over the WAN link or there is a problem with the WAN link This could be bits e...

Page 16: ...0M FD If this is not done the MXU9020 will operate at the correct speed but in half duplex mode and with a heavy error count 4 3 Test Loop Set the remote MXU9020 base panel bit switch labelled LOOPBAC...

Page 17: ...or fixed MDI selected by bit swtich Operating mode Auto negotiated 10 100 Mbps Full Half duplex or 100 Mbps FD Fixed Port Filtering Rate 148810 pps packet per second Port Switching Rate 148810 pps pa...

Page 18: ......

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