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Section 3 Engineering Guidelines

TRACER 4108/4208 System Manual

34

© 2003 ADTRAN, Inc.

612804208L1-1B

Power

Input Voltage

21 to 60 VDC, either polarity referenced to ground

Power Consumption

< 21 Watts

Connector

2 pin terminal block (DC)

Fuse

2A, 250V slow-blo fuse (2-inch)

Table 9. At-A-Glance Specifications

(Continued)

Hardware

Description

Specification

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Summary of Contents for 12804108L1A

Page 1: ...208L1 1B September 2003 TRACER 4108 4208 System Manual 12804108L1A TRACER 4108 System Plan A 12804108L1B TRACER 4108 System Plan B 12804208L1A TRACER 4208 System Plan A 12804208L1B TRACER 4208 System...

Page 2: ...ntial damages or for commercial losses even if ADTRAN has been advised thereof as a result of issue of this publication About this Manual This manual provides a complete description of the TRACER 4108...

Page 3: ...on of Changes A March 2003 Initial release of manual B August 2003 Introduced 2 4 GHz radio TRACER 4108 information Notes provide additional useful information Cautions signify information that could...

Page 4: ...bowl kitchen sink laundry tub in a wet basement or near a swimming pool 2 Avoid using a telephone other than a cordless type during an electrical storm There is a remote risk of shock from lightning 3...

Page 5: ...can radiate radio frequency energy If not installed and used in accordance with the instructions it may cause interference to radio communications The limits are designed to provide reasonable protec...

Page 6: ...precautions must be taken during installation of this equipment The installed antenna must not be located in a manner that allows exposure of the general population to the direct beam path of the ante...

Page 7: ...se contact our Customer and Product Service CaPS department to have an RMA number issued CaPS should also be contacted to obtain information regarding equipment currently in house or possible fees ass...

Page 8: ...tended Services ACES program offers multiple types and levels of installation and maintenance services which allow you to choose the kind of assistance you need This support is available at For questi...

Page 9: ...ecommendations are offered Section 3 Engineering Guidelines 25 Provides information to assist network designers with incorporating the TRACER 4108 4208 system into their networks Section 4 Network Tur...

Page 10: ...Table of Contents TRACER 4108 4208 System Manual 10 2003 ADTRAN Inc 612804208L1 1B...

Page 11: ...ation about the TRACER 4108 4208 It contains general information and describes physical and operational concepts network relationships provisioning testing alarm status and system monitoring This sect...

Page 12: ...through a separate maintenance channel The TRACER 4108 4208 has several built in test capabilities including remote loopback Complete configuration and performance data is available through menus acc...

Page 13: ...ses L 18 Path Loss LP 19 Receiver Sensitivity 20 Antenna Information 21 Antenna Alignment 21 TRACER RSSI Test Points 21 Antenna Beam Patterns 21 Fresnel Zones Earth Curvature Antenna Heights 22 Other...

Page 14: ...Section 2 Microwave Path Engineering Basics TRACER 4108 4208 System Manual 14 2003 ADTRAN Inc 612804208L1 1B...

Page 15: ...microwave path engineering because the received signal power is often expressed in decibel format In general any quantity can be expressed in decibels If the quantity x is a power level in Watts the d...

Page 16: ...cable losses and path loss The equation relating received signal power to the other microwave parameters is or in decibel notation where the variables in the equations are defined as PR received power...

Page 17: ...however dish manufacturers can provide gains for specific types of antennas Transmitted Power PT The FCC specifies the maximum transmitter power that may be used for antennae of a given gain FCC Rule...

Page 18: ...es for the power budget analysis Coaxial cable is required to attach the TRACER 4108 4208 to the antenna The length of the cable varies from a few feet to several feet depending upon your application...

Page 19: ...is expressed in miles and f in GHz Path loss as shown here increases rapidly as either the path length increases or the carrier wavelength decreases which happens as the carrier frequency increases Th...

Page 20: ...iver sensitivity of the TRACER 4108 4208 is dynamic as a function of desired bandwidth receiver sensitivity improves as delivered bandwidth decreases In situations where 8xT1 connectivity is not requi...

Page 21: ...located on the front panel represents the voltage relative to the GND test point of a relative signal level of receive strength from the far end The voltage at this test point can vary from approximat...

Page 22: ...he main lobe contains the vast majority of the microwave energy this zone is typically used to determine proper antenna heights when placing antennas on towers or buildings The curvature of the Earth...

Page 23: ...t secondary microwave signals will be randomly dispersed over rough terrain and will not interfere with the main signal lobe as badly as in the smooth terrain case The terrain factor values normally u...

Page 24: ...Section 2 Microwave Path Engineering Basics TRACER 4108 4208 System Manual 24 2003 ADTRAN Inc 612804208L1 1B...

Page 25: ...minal Block 31 DC Power Connection Plug In Terminal Block 31 Fuse 32 Antenna Interface N Type connector 32 At A Glance Specifications 32 FIGURES Figure 1 TRACER 4208 Front Panel Layout 26 Figure 2 TRA...

Page 26: ...nt panel The TRACER 4108 front panel layout is identical to the TRACER 4208 front panel Figure 1 TRACER 4208 Front Panel Layout RSSI Monitoring Interface The RSSI voltage is a function of the signal s...

Page 27: ...s This color light Indicates that PWR Green solid the TRACER 4108 4208 is connected to a power source Off the TRACER 4108 4208 is not currently powered up PLAN A Green solid the TRACER 4108 4208 is tr...

Page 28: ...29 shows the pinout Wiring diagrams for connecting to the RS 232 connector for various applications are provided following the pinout Table 1 Rear Panel Description1 1 Detailed discussions including p...

Page 29: ...Data Set Ready Modem Control Only 8 CD Carrier Detect 9 19 Unused 20 DTR Data Terminal Ready Modem Control Only 21 Unused 22 RI Ring Indicator 23 25 Unused Table 3 TRACER 4108 4208 DCE to Terminal DTE...

Page 30: ...erminal Ready DTR respectively These signals indicate to most modems that a valid DTE terminal device is present The null modem interface must route Carrier Detect CD on pin 8 directly from the modem...

Page 31: ...g the power consumed in Watts by the applied voltage in Volts For example at 48 V TRACER 4108 4208 would draw approximately 0 438 A 21 W 48 V The terminal of the DC power connection must be connected...

Page 32: ...llowing is a list of specifications for the TRACER 4108 4208 system Table 8 DC Power Connector Pinout PIN NAME Voltage Voltage 1 Ground GND Voltage 2 Voltage Ground GND Table 9 At A Glance Specificati...

Page 33: ...BPVs LOS Loopbacks Local and remote line and link User Interface Panel Alarm LEDs Diagnostics Line and Link Loopbacks Test Points RSSI and TX PWR Alarms Normally Open NO and Normally Closed NC VT100...

Page 34: ...ADTRAN Inc 612804208L1 1B Power Input Voltage 21 to 60 VDC either polarity referenced to ground Power Consumption 21 Watts Connector 2 pin terminal block DC Fuse 2A 250V slow blo fuse 2 inch Table 9...

Page 35: ...unit CONTENTS Introduction 36 Tools Required 36 Unpack and Inspect the System 36 Contents of ADTRAN Shipment 36 Customer Provides 36 Channel Selection 37 Grounding Instructions 38 Supplying Power to t...

Page 36: ...er then contact ADTRAN Customer Service see Customer Service Product Support Information and Training information in the front of this manual Contents of ADTRAN Shipment Your ADTRAN shipment includes...

Page 37: ...For example the transmitter at one end of the link will transmit in bandplan 1 of channel A the lower portion of the spectrum and receive in bandplan 1 of channel B the upper portion Consequently the...

Page 38: ...be connected to the product at the terminal provided and shall be connected to ground in a manner that will retain the ground connection when the product is unplugged from the receptacle The connecti...

Page 39: ...ilable P N 1175043L2 and are furnished with the unit and optional power supply P N 1280650L1 7 MOUNTING OPTIONS Install the TRACER 4108 4208 in a location that requires minimal antenna feedline length...

Page 40: ...Section 4 Network Turnup Procedure TRACER 4108 4208 System Manual 40 2003 ADTRAN Inc 612804208L1 1B...

Page 41: ...criptions 44 TRACER System Status 44 Main Menu 46 TRACER System Options 47 TRACER Link Performance History 50 T1x Status Configuration Loopback 51 T1x Performance History 54 FIGURES Figure 1 Main Menu...

Page 42: ...nce a terminal is connected press Ctrl L to refresh the current screen If password access has been enabled the ENTER PASSWORD message displays at the bottom of the TRACER 4108 4208 System Status menu...

Page 43: ...on the terminal The password is enabled and defined via the system options menu To do this Press this key Move up to select items Up Arrow P Prev Move down to select items Down Arrow N Next Edit a se...

Page 44: ...upport toll free contact number is located directly beneath the elapsed time display at the top of the TRACER 4108 4208 System Status menu page C RF Status A graphical indicator of the TRACER RF link...

Page 45: ...CER 4108 4208 unit For an operational TRACER 4108 4208 system you should have a frequency plan A radio at one end of the link and a frequency plan B radio at the other end of the link I Rx Quality Dis...

Page 46: ...us pages Figure 3 shows the TRACER 4108 4208 Main Menu page Figure 3 TRACER 4108 4208 Main Menu From the keyboard use the up and down arrow keys to scroll through the available pages or enter the numb...

Page 47: ...r the signal If the link is down and remote end data is unavailable DATA NOT AVAILABLE displays in place of the symbols This parameter is display only TRACER SYSTEM OPTIONS TX POWER Allows the transmi...

Page 48: ...lower portion of the spectrum and receive in bandplan 1 of channel B the upper portion Consequently the receiver at the other end should receive in bandplan 1 of channel A the lower portion and trans...

Page 49: ...CTS and DSR for a time greater than 20 msec This signals the modem to disconnect the analog connection Hangup On DTR Drop may need to be explicitly enabled on some modems If PASSWORD PROTECTION is EN...

Page 50: ...a numerical value from 0 to 255 with 0 corresponding to no receive power and 255 corresponding to an extremely strong signal The minimum received signal level is directly related to RSSI Link errors L...

Page 51: ...low LOS and bipolar violations BPV Table 2 briefly describes these alarms See Section 6 Troubleshooting Guide for more information on these alarms The following menus for the T1x Status Configuration...

Page 52: ...R 4108 4208 to monitor incoming framing error events and indicate problems with the attached metallic service The TRACER 4108 4208 supports both extended superframe ESF and superframe D4 framing forma...

Page 53: ...k Loopback T1X STATUS CONFIGURATION LOOPBACK LOOP NORMAL STATE LINE LOCAL Activates a loopback at the local TRACER 4108 4208 T1 framer towards the locally connected T1 equipment see Figure 11 Use the...

Page 54: ...events qualify as an ES AIS LOS or LOF Alarm Second a single bipolar violation BPV excessive zero event or a single parity bit An SES is caused by an AIS LOS or LOF Alarm Second excessive BPVs or fra...

Page 55: ...common configuration problems for the TRACER 4108 4208 CONTENTS Overview 56 LED Indicators 56 PWR LED 56 TST LED 56 RF DOWN LED 56 RF LOW LED 57 T1 Interface Alarm LEDs 57 RF Errors 58 Step by Step Tr...

Page 56: ...in progress If the TST LED is blinking or remains ON after 10 seconds this indicates that the TRACER 4108 4208 unit has failed the self test This is an internal failure and ADTRAN technical support sh...

Page 57: ...detecting an active T1 alarm To identify the T1 interface in alarm and the specific alarm present display the T1 X STATUS screens and check the T1 X INTERFACE ALARMS field Recommended Actions 1 Displa...

Page 58: ...08 can be used to aid in antenna alignment by looking at the RX POWER fuel gauge on the System Status or System Option menu pages or by measuring the DC voltage relative to ground at the RSSI front pa...

Page 59: ...a significant fraction of 100 mW A power meter analyzer reading that is not on the order of at least tens of milliwatts could be an indication of any combination of either unsuitable RF or faulty or u...

Page 60: ...ering Basics of this manual to select the proper free space attenuation value in dB based on the estimated length of the microwave path Remember to subtract both antenna gains local and remote from th...

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