ST Group SPIDER ST 301 User Manual Download Page 7

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GENERAL INFORMATION

Fig.1

For transportation and storage of the ST 301 the shockproof, waterproof plastic case is used.

Summary of Contents for SPIDER ST 301

Page 1: ...ST 301 SPIDER WIRELINE ANALYZER USER MANUAL ST Group Ltd St Petersburg Russia 7 812 412 3321 7 812 412 4051 info smersh pro www spymarket com...

Page 2: ...1 3 3 Information Line 21 3 4 SETTINGS Service Mode 22 3 4 1 Date Setting 22 3 4 2 Time Setting 23 3 4 3 Interface Language Setting 23 4 Electronic Switch Settings 24 4 1 Standard Settings 26 5 DEVICE...

Page 3: ...c Operation 2 Power Mains 220 V 50 Hz Testing 58 7 2 2 Implementation of Basic Operation 2 Analog Telephone Line Testing 60 7 2 3 Features of Testing of the HF Television Cables 61 7 3 Basic operation...

Page 4: ...n Cables 117 10 1 Twisted Pair Type Cable 117 10 2 RJ Connectors 117 10 3 Wiring of a Cable Consisting of Four Twisted Pairs of Wires 117 10 4 Crossover Cable Wiring Scheme 118 10 5 Wiring of a Cable...

Page 5: ...off or faulty eavesdropping devices Functionally the Analyzer consists of four components DEVICES 1 LOW FREQUENCY AMPLIFIER LFA 2 WIRE RECEIVER WR 3 NON LINEAR JUNCTION DETECTOR NLJD 4 REFLECTOMETER R...

Page 6: ...11 RJ11 1 2 splitter 1 12 RJ45 1 2 splitter 1 13 RJ11 socket 1 14 RJ45 socket 1 15 RJ45 short circuit socket 1 16 Adapter and screwdriver for connecting to the multi wire cable 1 17 Case 1 18 Televis...

Page 7: ...GENERAL INFORMATION 6 Fig 1 For transportation and storage of the ST 301 the shockproof waterproof plastic case is used...

Page 8: ...d in item 1 2 1 1 3 DESCRIPTION OF COMPONENTS 1 3 1 THE MAIN UNIT WITH THE ELECTRONIC SWITCH Purpose of the main unit forming and generating probing signals to the cables switching control of the test...

Page 9: ...Power tumbler volume control 2 PHONES Slot for connection of headphones 3 SHIELD Slot for connection of the shield of the tested cable 4 INPUT Input connector of the Electronic Switch 5 Analyzer monit...

Page 10: ...he adapter Fig 1 item 7 is used for connect the main unit to the tested power mains LED indicator in the plug indicates the presence of voltage in the tested cable The adapter has the RJ45 plug The co...

Page 11: ...can be used Purpose of the PTS creation of an acoustic signal the correlation of this signal and the information obtained using the ST 301 means that there is an active eavesdropping device with an u...

Page 12: ...ed using the charger Fig 1 item 2 To do this insert the charger plug into the connector Fig 2 item 8 on a side panel of the Analyzer and connect the charger to the 220 V 50 Hz power mains Charging is...

Page 13: ...voltage in the cable V 250 AC 80 DC Data representation form Spectrogram Oscillogram Table NON LINEAR JUNCTION DETECTOR NLJD Level amplitude of the probing signal V 14 Frequency of the probing signal...

Page 14: ...ested cable 2 2 CONNECTING TO THE LAN CABLE The LAN cables can be equipped with RJ45 plugs or RJ45 sockets 2 2 1 CONNECTING TO THE LAN CABLE EQUIPPED WITH RJ45 PLUGS When testing LAN cable without the...

Page 15: ...ig 5 2D option Fig 5 2 3 CONNECTING TO THE TELEPHONE CABLE Telephone cables can be equipped with RJ11 plugs or RJ11 sockets 2 3 1 CONNECTING TO THE TELEPHONE CABLE EQUIPPED WITH RJ11 PLUG In the case...

Page 16: ...s connected to one of two slots of the socket by means of a patch cord Fig 1 item 21 and the telephone or fax by means of a regular cable is connected to other slot Fig 7 2 4 CONNECTING TO THE LOW CUR...

Page 17: ...IELD slot of the main unit The scheme of connection to shielded cable which no equipped with socket and plug using the adapter Fig 1 item 16 and a patch cord with a probe needle is shown in Fig 9 Fig...

Page 18: ...Adapter F m TVf Adapter F m TV m Connector TV f TV f Fig 12 When testing television cables WR is used Regardless of what option of connection is used switching to an input of the main unit is made by...

Page 19: ...onnection is shown in Fig 15 Fig 15 2 6 2 CONNECTION TO THE ANTENNA CABLE The main unit is connected to the antenna cable using the patch cord Fig 1 item 19 and the adapter Fig 1 item 10 The scheme of...

Page 20: ...TV m TV f television cable Fig 1 item 18 F m TV m adapter Fig 1 item 8 F m TV f adapter Fig 1 item 9 TV f f connector Fig 1 item 10 The scheme of connection is shown in Fig 18 Fig 18 2 6 3 CONNECTION...

Page 21: ...CONNECTING TO WIRE LINES 20 The scheme of connection is shown in Fig 19 Fig 19...

Page 22: ...are version It is necessary to press any button on the keyboard for continue 3 2 THE ANALYZER MAIN MENU The Analyzer main menu is shown in Fig 21 Fig 21 For inclusion of LFA WR NLJD REF by means of or...

Page 23: ...r exit to the main menu press ESC Confirmed parameter changes when exiting the SETTINGS mode are saved including when the power is turned off The screen of the SETTINGS mode is shown in Fig 23 Fig 23...

Page 24: ...ear on the screen Fig 25 The time setting is carried out by analogy with the date setting item 3 4 1 3 4 3 INTERFACE LANGUAGE SETTING To set the interface language use the or buttons set the cursor on...

Page 25: ...f the twisted pair type is shown in Fig 26 Fig 26 In Fig 26 1 twisted pair type cable setting indicator 2 indicator of the input contacts in the Switch socket RJ45 the used contacts are displayed in r...

Page 26: ...ontacts are displayed in red the unused contacts in black 5 the cursor showing what position it is available to adjustment 6 contacts indicator in the socket used contacts are displayed in white unuse...

Page 27: ...ded 4 pair twisted pair type cable with or without a connector Fig 28 Settings for the shielded 4 pair twisted pair type cable shield is connected to the connector Fig 29 Settings for the unshielded 2...

Page 28: ...d pair type cable which not equipped with the connector Fig 31 Settings for the unshielded 6 wires non twisted type cable equipped with the RJ11 6P6C connector Fig 32 Settings for the unshielded 4 wir...

Page 29: ...connector Fig 34 Settings for the unshielded 4 wires non twisted type cable which not equipped with the connector connection to the first four contacts Fig 35 Settings for a special television cable...

Page 30: ...em 3 2 LFA FUNCTIONAL DIAGRAM 5 1 1 LFA MAIN MENU Available actions Switch setting connection a pair of wires in the MANUAL mode gain setting apply bias voltage to cable acoustic signal analysis on th...

Page 31: ...bias voltage value 9 pair of wires 10 measured DC voltage 11 measured AC voltage 12 scroll bar Controls Button Action Tabular cursor move the connected pair of wires F1 ENTER Turning on OSCILLOSCOPE F...

Page 32: ...t If the connected pair voltage is more than 3 V DC the bias voltage supply is automatically blocked The field of the F3 button takes a form In this case for supplying of bias voltage it is necessary...

Page 33: ...rrection is possible without shutting down the OSCILLOSCOPE The order of setting described in item 5 1 2 and item 5 1 3 OSCILLOSCOPE CONTROLS Button Action Scaling of the oscillogram on a vertical Sca...

Page 34: ...5 kHz SPECTRUM ANALYZER CONTROLS Button Action Marker move F1 ESC Go to LFA main menu F2 Turning on off GAIN SETTING F3 Turning on off BIAS VOLTAGE SETTING F4 Turning on OSCILLOSCOPE MODE Go to the An...

Page 35: ...ct the type of the tested cable the power mains or low current Low Voltage cable 2 Select test frequency range 0 1 60 MHz or 0 1 180 MHz 5 2 1 CABLE TYPE SELECTION After turning on WR the menu for sel...

Page 36: ...60 MHz or 0 1 180 MHz By means of the or buttons select the one of menu item and press ENTER Fig 41 WR FUNCTIONAL DIAGRAM POWER MAINS TESTING 5 2 3 POWER MAINS TESTING PANORAMA MODE After selecting th...

Page 37: ...ctions signal analysis at a fixed frequency obtaining a difference spectrogram in the DIFFERENTIAL mode search of signals in the AUTOMATED mode gain setting x1 x2 x4 possibility of using an attenuator...

Page 38: ...tenuator GAIN SETTING x1 x2 x4 ENTER Turning on SIGNAL ANALYSIS AT A FIXED FREQUENCY ESC MODE Go to the Analyzer main menu FUNC F1 Are not used 5 2 4 DIFFERENTIAL MODE In the DIFFERENTIAL mode the sig...

Page 39: ...x4 ENTER Turning on SIGNAL ANALYSIS AT A FIXED FREQUENCY ESC MODE Go to the Analyzer main menu FUNC F1 Are not used For the mode turning off return to the PANORAMA mode press F3 The field of the F3 wi...

Page 40: ...possibility of using an OSCILLOSCOPE frequency setting gain setting x1 x2 x4 possibility of using an attenuator 20 dB Controls Button Action Marker move frequency setting F2 Switching AM FM demodulato...

Page 41: ...F4 Turning on off an attenuator GAIN SETTING x1 x2 x4 ENTER Turning off SIGNAL ANALYSIS AT A FIXED FREQUENCY ESC MODE Go to the Analyzer main menu F1 FUNC Are not used 5 2 7 AUTOMATED MODE In AUTOMAT...

Page 42: ...signals by frequency or level fast tuning to the detected signal by selecting it in the table possibility of using an attenuator 20 dB gain setting x1 x2 x4 signal analysis at a fixed frequency switch...

Page 43: ...uick setup for the detected signal by selecting it in the table frequency control signal analysis at a fixed frequency possibility of using AM FM demodulators possibility of using an OSCILLOSCOPE poss...

Page 44: ...ble will be displayed on the screen Fig 48 in which all combinations of pairs of cable wires are displayed The maximum quantity of the tested wires is 9 8 wires and the screen shield Fig 48 In Fig 48...

Page 45: ...on SWITCH SETTING mode F2 F3 F4 Are not used To select a pair of wires you need to set the tabular cursor on the corresponding row in the table and press the F1 or ENTER The screen displays the spect...

Page 46: ...frequency of the second or only at the frequency of the third harmonic is quite rare Therefore when signals are detected simultaneously at the frequencies of the second and third harmonics regardless...

Page 47: ...air more than 3 V 10 graphical representation of the second harmonic response level red color 11 graphical representation of the third harmonic response level blue color Available actions non linearit...

Page 48: ...em 5 will become lighter By means of the or buttons to set value of gain in 20 40 60 80 100 which is displayed on the indicator Fig 50 item 5 Press F2 finish setting The indicator s field Fig 50 item...

Page 49: ...the defect heterogeneity in the cable under test The REF determines the distance to the heterogeneity with an accuracy of 0 6 m which depends on the correctly set Shortening Factor The procedure for...

Page 50: ...airs marked by blue color 10 the measured distance to heterogeneity with the maximum level of a response 11 response level from heterogeneity Available actions Shortening Factor setting cable type set...

Page 51: ...to decimal shares 2 The inverse of the obtained value is calculated For example Velocity Factor 60 0 6 Shortening Factor 1 67 inverse value from 0 6 The Shortening Factor equal 1 5 is by default set...

Page 52: ...interference to the cable under test including de energized will be very large In this case the work of the REF will be blocked and Noise will be displayed in the table To continue testing it is neces...

Page 53: ...value of Shortening Factor Available actions assessment of the response level and the distance to the heterogeneity in the connected pair comparison of results of two measurements Shortening Factor se...

Page 54: ...thod of connection to the cable parallel Power supply 3 20 V 6 2 HIGH FREQUENCY WIRE TRANSMITTERS Purpose interception and transfer of the voice information on power mains or low current cables in the...

Page 55: ...ES Objects of test Types of wire eavesdropping devices Telephone cables of city automatic telephone exchange telephone transmitters audio recorder adapters high frequency wire transmitters wire dynami...

Page 56: ...he purpose of the basic operation is the detection of signals from dynamic and electret wire microphones Objects to test telephone cables LAN cables other low current cables including which are not op...

Page 57: ...powered at the time of testing Testing is required with bias voltage applied in accordance with 7 1 1 1 Pair 4 5 Voltage 12V DC The PTS signal is not heard Option 2 Pair 3 6 Voltage is absent The PTS...

Page 58: ...ne on the cable There may be a faulty electret microphone or a powered off electret microphone with autonomous power supply on the cable These microphones are detected using NLJD and REF Recommendatio...

Page 59: ...AUTOMATED operation modes of the WR 7 2 1 IMPLEMENTATION OF BASIC OPERATION 2 POWER MAINS 229 V 50 Hz TESTING Initial status The power mains under test is powered and it is possible to de energize it...

Page 60: ...tion ENTER Use the or buttons to set the frequency at which the signal legibility will be maximum To deactivate the SIGNAL ANALYSIS AT FIXED FREQUENCY function press ENTER again 15 Analyze the demodul...

Page 61: ...ignals as described earlier After all signals have been analyzed exit AUTOMATED mode ESC and turn off DIFFERENTIAL mode F3 Turn on the DIFFERENTIAL mode F3 again and get a new difference spectrogram A...

Page 62: ...TCH CONTROL mode 16 Set the tabular cursor on the next pair of wires press ENTER 17 Test the remaining combinations of wires in accordance with item 11 14 Listening of PTS sound means existence in the...

Page 63: ...rders high frequency wire transmitters cable microphones Sometimes telephone transmitters are connecting to a break in one of the wires of the telephone cable Based on this testing must be carried out...

Page 64: ...y connect and test all pairs of telephone cable wires Upon completion of testing the levels of the received signals at the second red color and third blue color harmonics will be display in the corres...

Page 65: ...In Fig 57 the result of testing of a telephone cable is presented at parallel connection to wires 4 and 5 the central pair of a cable The telephone radio transmitter the high frequency wire transmitte...

Page 66: ...el of the third that speaks about connection of electronic device Consistently connected telephone radio transmitter can be such device Fig 59 7 4 BASIC OPERATION 4 DETECTION OF HETEROGENEITY IN THE C...

Page 67: ...e distance between the wires which in this case can be considered as plates of a capacitor The mutual arrangement of wires in a multi wire cable will determine the wave impedance of various combinatio...

Page 68: ...ent with the REF output are twisted pairs Influence of Shortening Factor on measurement of distance to heterogeneity An important characteristic of the cable is the Shortening Factor the value of whic...

Page 69: ...re combinations 6 wire flat cable Features of structure 1 Distances to heterogeneities with high response levels are the same In the cable without defects when the correct value of the Shortening Fact...

Page 70: ...ed pairs the propagation speed is higher The measured distance is less 2 The response levels for linked and non linked pairs are different The maximum levels are fixed on the connected pairs of wires...

Page 71: ...erence structure is broken The probable cause of the structural violation is a wire break 1 at a distance of 20 meters from the beginning of the cable Parallel connection to the twisted pair type cabl...

Page 72: ...linked pairs are not the same In all non linked pairs with wires 2 and 8 the distance to the heterogeneity is less than the distance to the end of the cable in the remaining non linked pairs 3 The re...

Page 73: ...the heterogeneity in the wire and shield pairs are the same with the exception of the 7 SH pair where the distance to the heterogeneity is fixed at a distance much smaller than in the other pairs CON...

Page 74: ...L mode Testing in MANUAL mode is performed when testing a two wire cable or after testing in AUTOMATED mode of a multi wire cable The purpose of testing is to localize the heterogeneity in the tested...

Page 75: ...t cycle heterogeneity was detected at a distance of 21 2 m The response level from the heterogeneity is very large 104 dB This is due to the fact that heterogeneity was detected at a small distance fr...

Page 76: ...ig signal attenuation only one wire is connected to an input of the Switch 7 4 5 PROCEDURE FOR TESTING OF THE MULTI WIRE CABLE 1 Disconnect the tested cable from the equipment on distant end 2 Connect...

Page 77: ...level 2 Slowly move PTS within the room Analyzer operator actions 1 Turn on LFA or WR depending on which device the eavesdropping device was detected 2 Connect headphones Listen to an acoustic backgr...

Page 78: ...the signal of the eavesdropping device was detected LFA or PR or connection to the cable is revealed NL or REF 6 Connect headphones Control existence of a characteristic signal of a NLJD CAYMAN and i...

Page 79: ...1 Copy the folder Prog_ST301 to PC HDD 2 Install the ST 301 driver run the CDM21228_Setup exe 3 Run the ST301 exe file The PC screen is shown in Fig 61 The message on the indicator Fig 61 item 1 will...

Page 80: ...tching interface language 10 controls and analysis results in the selected device and mode of operation 11 information window where depending on the device turned on it is displayed measured value of...

Page 81: ...item 4 To select the cable type and pin number click the corresponding button The set parameters do not change when switching devices and remain until the next correction or turning off the Analyzer...

Page 82: ...tem 4 A list of values is displayed on the screen To select a value click on the corresponding field The indicator displays the selected value 2 Use the decrease value and increase value buttons 8 2 2...

Page 83: ...and polarity of the bias voltage is displayed in green on the Switch window Fig 63 item 8 Red color displays voltage values in the supplied pairs exceeding 3 V DC Voltage values not exceeding 3 V DC a...

Page 84: ...E window voltage and duration values in SPECTRUM ANALYZER window frequency and level values 8 2 7 REPORT MODE GENERAL INFORMATION The mode is intended for storing graphic and tabular information about...

Page 85: ...irectory ST 301_prog Fig 66 Fig 66 Files created during the operation of LFA WR REF and NLJD are saved respectively in the folders LFA WRx REF NLJD They are located in a higher level folder The name o...

Page 86: ...en is a list of saved sessions The name of the session corresponds to the date and time of creation The first in the list is the folder for the current session highlighted in blue Other folders are ar...

Page 87: ...SOFTWARE 86 It is possible to work with files in Windows Explorer To do this double click on one of the sessions Fig 67 item 2 and go to the desired folder Fig 68 Fig 68 8 2 8 REPORT MODE LFA Fig 69...

Page 88: ...fa LFA device osc oscillogram 4 5 the connected pair of wires 120901 file creation time hour_min_sec 2 Spectrogram screenshot PNG file lfa_spec_4 5_120901 png lfa LFA device spec spectrogram 4 5 the c...

Page 89: ...setting 8 buttons for cable type setting 9 buttons for gain setting 10 buttons for scanning step setting 11 buttons for fixed frequency and marker control 12 turning on off the AUTOMATED mode 13 turni...

Page 90: ...ponding field 8 3 3 GAIN SETTING The gain is set by two methods 1 Click on Fig 70 item 9 A list of values is displayed on the screen To select a value click on the corresponding field The indicator di...

Page 91: ...Fig 70 item 4 and item 11 8 3 5 THE DIFFERENTIAL MODE In the DIFFERENTIAL mode the levels of all signals detected earlier are taken as 0 On the SPECTRUM ANALYZER screen only signals with a level excee...

Page 92: ...e screen To select the type of modulation click on the appropriate field 8 3 7 AUTOMATED MODE In AUTOMATED mode a list of signals is generated whose levels exceed the adaptive detection threshold To t...

Page 93: ...he frequency range after turning on the AUTOMATED MODE the message Nothing found is displayed on the screen SWITCH TABLE IN AUTOMATED MODE When using AUTOMATED mode the Switch table displays 1 Connect...

Page 94: ...TESTING LOW VOLTAGE LINES Low voltage cables as a rule are multi wire cables All combinations of wires must be tested Algorithm for testing a low current line 1 Select the type of cable to be tested...

Page 95: ...displayed on the screen Fig 72 with a list of information that can be saved Fig 72 After selecting screenshots Screens and tables Tabs and clicking the program creates files with specific names and e...

Page 96: ...Switch table screenshot PNG file wrx_sw_120901 png wrx WR device sw Switch 120901 file creation time hour_min_sec 4 Switch table data MS Excel file wrx_sw_120901 xlsx wrx WR device sw Switch 120901 fi...

Page 97: ...information about the downloaded file which is used for comparison 10 Switch table After turning on the device calibration takes place within a few seconds This process is shown on the indicator Fig 7...

Page 98: ...y of the probing signal to this pair is blocked A message appears in the corresponding row 3V 8 4 2 TEST RESULT SAVING Test results and current parameters of the NLJD can be saved on a PC as a file wi...

Page 99: ...file name and the entered comment 2 Set the level of the probing signal from the comment 3 Configure the Switch according to the type of cable being tested item 8 1 6 4 Begin scanning item 8 4 1 5 Aft...

Page 100: ...level in the saved file when the comparison mode is activated the message appears on the screen Different levels of the probing signal in the file XX In this case set the level of the probing signal c...

Page 101: ...connected pair of wires 120901 file creation time hour_min_sec 2 Switch table screenshot PNG file nljd_sw_120901 png nljd NLJD device sw Switch 120901 file creation time hour_min_sec Saved files are l...

Page 102: ...ted pair 8 reflectogram 8 5 1 THE SWITCH CONFIGURATION PROCEDURE The Switch configuration procedure is described in item 8 1 6 Particular attention should be paid to configuring the Switch when testin...

Page 103: ...ment results will not change REF MODES AUTOMATED mode MANUAL mode COMPARISON mode REPORT mode 8 5 3 AUTOMATED MODE In this mode each combination of wires is tested To turning on off the mode click Tes...

Page 104: ...cable to obtain more detailed information about the heterogeneity in the cable than in AUTOMATED mode In AUTOMATED mode the screen displays only the distance to one heterogeneity with a maximum respo...

Page 105: ...e to the heterogeneity and the corresponding response level are displayed near the cursor icon Fig 83 shows a reflectogram obtained by testing the pair 1 6 which is associated with the active table Se...

Page 106: ...ntered comment The Switch will be configured according to the saved settings 2 Set the Shortening Factor specified in the file comments 3 Click begin a measurement cycle in all combinations of connect...

Page 107: ...were no measurements in the current measurement cycle In the file the noise In the current data no In the saved file an unacceptable level of noise was recorded on this pair This level was not detecte...

Page 108: ...aved file at least one response from heterogeneity was received on this pair In the current measurement cycle this pair did not have a single response Different tables of defects Parameters of heterog...

Page 109: ...ile creation time hour_min_sec 2 Comparison of the results of two measurements on one pair MS Excel file refl_comp_1 3_105047 xlsx refl REF device comp measurement comparison table 1 3 the connected p...

Page 110: ...able under test 2 Analysis of the responses received in AUTOMATED mode in the selected pair After testing in AUTOMATED mode set the cursor in the Switch table to the pair of wires of interest In the a...

Page 111: ...two measurements taken from different ends of the cable 1 Activate the table Set 1 2 Test cable in AUTOMATED mode 3 Save the test results item 8 5 6 4 Go to the other end of the cable 5 Connect the ca...

Page 112: ...confirmation ESC Go to Analyzer main menu SETTING THE DATE Choice of a position Correction of value ENTER Save and exit ESC Exit without saving SETTING THE TIME Choice of a position Correction of val...

Page 113: ...E SETTING Increase Reduce Bias voltage polarity reversal ENTER Setting of bias voltage 0 F3 Turning off BIAS VOLTAGE SETTING OSCILLOSCOPE ESC F1 Switching in the CONTROL of the SWITCH mode MODE Go to...

Page 114: ...EQUENCY Zoom 1 Zoom 1 Marker move frequency setting 1 Scaling happens concerning the set frequency on a marker PANORAMA mode Signal Analysis at a Fixed Frequency MODE Go to Analyzer main menu F1 Turni...

Page 115: ...SCOPE F4 Gain setting turning on off an attenuator Tabular cursor move Frequency setting OSCILLOSCOPE Turned on from the AUTOMATED mode Signal Analysis at a Fixed Frequency MODE Go to Analyzer main me...

Page 116: ...MODE Go to Analyzer main menu ESC Exit to the PANORAMA mode F2 Switching of AM FM demodulators F3 Turning on OSCILLOSCOPE F4 Gain setting turning on off an attenuator ENTER Turning on SIGNAL ANALYSIS...

Page 117: ...UNC Turning on SWITCH SETTING mode F1 Turning on the MANUAL mode F2 Turning on SHORTENING FACTOR setting F3 Turning on the single test on the connected pair F4 Turning on the AUTOMATED mode Tabular cu...

Page 118: ...their switching options There are standards RJ11 RJ14 RJ25 RJ45 and others Standard Scheme Purpose RJ9 4P4C Connecting the handsets to the telephone RJ11 6P2C Connecting 2 wire telephones RJ12 6P6C Co...

Page 119: ...e and green RX 3 4 blue 4 5 white and blue 5 6 green RX 6 7 white and brown 7 8 brown 8 10 4 CROSSOVER CABLE WIRING SCHEME A crossover cable is used to connect directly the network cards of two PCs A...

Page 120: ...6 green RX 2 7 white and brown 4 8 brown 5 10 5 WIRING OF A CABLE CONSISTING OF THREE TWO AND ONE PAIR OF WIRES RJ connector pin RJ25 RJ1 4 RJ11 Contemporary coloring Obsolete coloring 1 X white and g...

Page 121: ...stem telephone four wire hybrid PBX hybrid cable analogue system telephone CABLES USED IN TELEPHONE LINE Cable type RJ connector RJ connector pin Wire coloring Modern Obsolete 2 wire analog RJ 9 2 3 a...

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