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Summary of Contents for Techroutes E1-16 EM2/4 Series
- Page 1 E1-16*EM2/4 PCM Voice Multiplexer User’s Manual...
- Page 2 Introduction Dear users: In order to make your work smoothly, we give you some advice. Before you connect and operate the product, you should make sure to read this manual carefully and pay more attention to the notices. Safety Information To avoid personal injury or the product and other products connected with being damaged, you should be careful of the safety information.
- Page 3 Cautions 1. The product is Class IIIB laser device product. There is the laser radiation that your eyes cannot see in the machine. It is possible that the machine will cause some physical damage of your eyes and skin if you operate it improperly. After the machine powers up, you can’t look steadily at the fiber optical input and output port or the fiber connector interface connected with the ports.
- Page 4 Overview This device is a kind of developed point to point transmission equipment based on 4Channel special-use VLSI. It has alarm function. 1-16Channel EM2/4 voice and 10M/100M Ethernet interface (Wire Speed 0-15*64K), 1-4Channel serial data interfaces can be optional. The device circuit is digital circuit. The working is reliable, stable, and low power consumption, high integration, small size, ease of installation and maintenance.
- Page 5 FXO PBX Interface Ring detect voltage: 35V Ring detection frequency: 17HZ-60HZ Two-line Impedance: 600 Ohm (pick up) Return loss: 40 dB EM2/4 Interface AD gain : DA gain : -3.5DB line Impedance: 600 Ohm (pick up) Return loss: 20 dB Ethernet interface (10/100M) Interface rate: 10/100Mbps, half/full duplex auto-negotiation...
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Page 6: Indicator Led
Panel Description Front Panel back Panel Indicator LED Name Color Status Description green Local power on LPWR Local power off green Remote power on RPWR Remote power off green Remote work normal Fiber signal lost Fiber signal normal Fiber signal frame lost, warning signal Fiber signal normal Device is testing when any of ANA,DIG,REM,PATT is pressed TEST... - Page 7 1-16 channel voice is not under calling RPWR Description: If signal indicator light LOS is ON, there are two cases. One case is that the transmission line is broken; the other case is that the remote equipment is power off. As follows: LOS ON, RPWR OFF: Remote device is power off;...
- Page 8 Figure 7: DIG button function REM: Command the remote device 10/100BASE-T loopback to check optical line and both device Figure 8: REM button function Pseudo random code test: generate pseudo random code to LAN PATT： input port, and test if the signal output of LAN accord with the standard.
- Page 9 indicate local device work normally, if off or wink, indicate something wrong (please check loop 1) B: Press remote DIG + local PATT： Pseudo random code signal test remote device and Fiber transmit line, if on, work normal, if off or wink, indicate something wrong (please check loop 2) C: Press local REM + local PATT：...
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Page 10: Dip Switch
DIP Switch DIP开关 DIP1 STATUS DESCRIPTION E1/fiber master clock (default) 1(M/S) E1/fiber slave clock 2(NC) OFF:OFF MAX Phone number is 16,other E1 timesolt for Ethernet 3(MODE3): OFF:ON MAX Phone number is 12,other E1 timesolt for Ethernet 4(MODE4) ON: OFF MAX Phone number is 8,other E1 timesolt for Ethernet ON: ON MAX Phone number is 4,other E1 timesolt for Ethernet PCM port 1-4 type is FXO (default) -
Page 11: Ethernet Interface
“TX” represents 75Ω（BNC）unbalance E1 output 120Ω-RJ45 Socket PIN defined as follows: AUX Extension Interface Can extend all kinds of data (according to your order) The RJ45 interface of L1-L4 on the back panel is 1-2Channel RS232 data. PIN1-4 is 1Channel, PIN5-8 is 2Channel. Defined as follows: Ethernet Interface 1 Channel Ethernet and 4Channel Ethernet can be optional. -
Page 12: 10/100M Ethernet Interface
Ethernet is not connected Ethernet rate is 100M 100M Green Ethernet rate is 10M RJ45 Connector and Crystal head PIN order as follows: 10/100M Ethernet Interface Crystal head PIN order Straightly connected line order A end Crystal head PIN B end crystal head PIN Twisted Pair Color PIN order Twisted Pair Color... -
Page 13: Telephone Interface
order White and Orange White and Green Orange Green White and Green White and Orange Blue Blue White and Blue White and Blue Green Orange White and Brown White and Brown Brown Brown Description: Crossed line A end "1" connects with "3"; A end "2"... - Page 14 EM4 Pin define: EM 2 Pin define: Power Device supports AC220V, DC -48V and DC24V (Optional) If you use AC220V power, you should connect device power input port with power socket by using random power line to provide AC220V power device. If you use DC to supply power, DC-48V as an example, please connect as follows: General Connection “FG”...
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Page 15: Installation
“DC-48V” polarity Connect power negative polarity “GND” polarity Connect power positive polarity Note: Device has polarity protection measures. If positive and negative polarity is connected reversely, device will not damage, function well and ease of installation and maintenance. (The power contains DC48V, DC -48V, DC24V, DC -24V, and so on). Installation Unpack, inspect the content carefully. - Page 16 problem can’t be solved.
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