Signature 2000 Cable Analyzer User's Guide
Contents
1. line switch e Add a switch by placing a switch in the wire to pin 11 of the Epson Cen tronics printer cable When pin 11 on either side of the cable is open the analyzer will see the printer as being off line and will display infor mation rather than send it to the printer When you close the switch so that pin 11 is closed information will be sent to the printer e Ifyou have a switch box available you can connect the cable to the switchbox and use its switch as the on line off line switch Changing the To change the company name that appears in the documentation produced by the Sig company name nature 2000 you can order an EPROM change from Cirris Systems Replace the EPROM For details on how to do this see page 10 Signature 2000 User s Guide page 12 Section 1 Work With the Hardware The Frame Mount Stand The Frame Mount There may be times when you will want to test custom fixtures with mating adapters Stand that are not offered by Cirris These fixtures then connect into standard Cirris connec tor adapters plugged into the Signature 2000 To secure your custom fixtures use a frame mount stand from Cirris This photo shows a frame mount stand for use at scan ner positions J1 J2 part number ACIR 12 To install the frame mount stand do these things 1 Remove the cover plate and plug the appropriate connector adapter into the Sig nature 2000 as usual In our example we ll install a double high adapter into2. NUMBER BELOW DATE SERIAL NUMBER Signature 2000 User s Guide page 55 Section 14 Statement of Warranty Signature 2000 User s Guide page 56 Section 15 Blank Forms to Photocopy What are these for We have designed three forms that we believe will help you document the cables you test They are Master Parts List This form will help you keep track of cables by their part numbers and cable signatures e Directory of Wirelists Stored in Analyzer s Memory This form allows you to easily write down which cable s information is stored in each of the analyzer s permanent memory locations Remember that there are a maximum of 50 memory positions available e Cable Documentation Form This form lets you keep track of signatures option settings and net lists for each cable you test PHOTOCOPY THESE You should photocopy these forms instead of writing directly on them That way you ll have a fresh supply of blank forms whenever you need them Signature 2000 User s Guide page 57 Section 15 Blank Forms to Photocopy Signature 2000 User s Guide page 58 Directory of Wirelists Stored in Analyzer s Memory Memory Location Cable Description Signature Copyright 1999 by Cirris Systems Corporation Master Parts List Cable Part Number Descripti
3. cable and printer work with a PC the microprocessor assembly inside the analyzer is probably bad Call Cirris to replace it Problem Characters missing in printout Possible Causes e Bad printer cable e Printer cable is too long e Printer is incompatible with the analyzer e Microprocessor assembly inside the analyzer is bad Things to do 1 Verify that the printer cable is correctly built Check for shorts in pin 11 2 Ifthe printer cable is more than 10 feet long you may have printing problems The electrical signals from the printer become too weak to work well as the cable gets longer Use a shorter printer cable 3 Try using the printer cable with a PC If it works the printer probably is not compatible with the analyzer 4 Ifthe cable and printer work with a PC the analyzer s microprocessor assembly is probably bad Call Cirris to replace it Problem Wrong characters in printout Possible Causes e Bad printer cable e Bad printer e Printer cable too long e Microprocessor assembly inside the analyzer is bad Things to do 1 The printer cable may be bad Check for shorts opens or miswires on pins 2 through 9 Either fix the cable or replace it with a good cable Signature 2000 User s Guide page 48 Section 11 Troubleshooting Problems with Printing 2 The printer may be bad Try using another printer with the analyzer or test your original printer cable and printer with a PC If
4. continuity between two connector pins that has not been shown in the master documentation for the cable A six digit code that changes when any change in interconnections exists Valid char acters include the numbers 0 through 9 and the letters A through F The preparatory work you do with the analyzer before you can begin testing cables The process whereby cables are tested to be sure they re wired correctly as shown in the master build list Connector adapters are organized in a 3 x 5 card file When they are organized in this way you can identify an adapter by the label on its cardboard carrying sleeve Adapters are identified by the connector they mate to not by the connector mounted on the adapter Signature 2000 User s Guide page 54 Section 14 Statement of Warranty Cirris Systems Corporation warrants the Signature 2000 Cable Analyzer to be free of defects in materials and workmanship for a period of one 1 year from the date of delivery to you as evidenced by receipt of your warranty registration form In the event a defect develops due to normal use during the warranty period Cirris Systems will repair or replace the analyzer with a new or reconditioned unit of equal value For this warranty to be valid you must complete and return the warranty registration card In the event of replacement with a new or reconditioned model the replacement unit will continue the warranty period of the original analyzer Rep
5. five minutes after you turn it on If it is still cold after five minutes the transformer is bad Call Cirris to replace it 3 Ifthe microprocessor assembly feels warm and the display has a blue back Signature 2000 User s Guide page 43 Section 11 Troubleshooting General Problems with the Analyzer ground but is otherwise blank adjust the Display Intensity control at the back of the analzyer by turning it clockwise If the display is still blank call Cirris to replace the microprocessor assembly Display Intensity control 4 Ifthe microprocessor assembly is warm but the display is totally blank or there is no blue background showing in the display call Cirris to replace the microprocessor assembly Problem Display shows a darkened row or gibberish characters Possible Causes e Display Intensity control is not adjusted properly e Scanner assembly is bad Things to do 1 If both rows of the display are dark try adjusting the Display Intensity control at the back of the analyzer by turning it counterclockwise If this does not solve the problem go to step 2 2 Turn off the analyzer disconnect the microprocessor from the rest of the system then turn on the microprocessor if display now reads Scanner Failure the scanner assembly is probably bad Call Cirris to replace it 3 Ifthe problem is not solved after the microprocessor is disconnected the micro processor assembly is probably bad Call Cirris
6. position J1 J2 2 Install the frame mount stand onto the Signature 2000 in place of the cover plate you would normally use to secure the adapter Be sure to lock the twistlock fas teners securely Signature 2000 User s Guide page 13 Section 1 Work With the Hardware The Tilt Stand 3 Once the frame stand is installed install your custom fixture on top of the frame stand Be sure to connect the cable from the custom fixture into the standard adapter installed in the Signature 2000 The setup is ready to learn and test Note For more details see the documentation packed with your frame stand or contact the Cirris technical support team at 801 973 4600 or 800 441 9910 You may also wish to vist our web site at www cirris com In the example in this photo we show a Signature 2000 analyzer with a frame stand part number ACIR 12 installed at scanner position J1 J2 and at J5 J6 part number ACIR 56 Custom fixtures have been installed on top of each frame stand The Tilt Stand The tilt stand holds your analyzer at a convenient angle for viewing If you are work ing from a seated position the tilt stand is particularly useful No 10 x 1 4 inch screws To install the tilt stand do these things 1 Adjust the two screws in the tilt stand until they can accomodate the thickness of the analyzer s chassis box bottom The screws are preset at the factory but the setting sometimes changes during shipping Please
7. test option settings reset the options if you need to see page 17 for details 3 Either e Learn a Sample Cable a cable you know is built correctly of the kind you want to test see page 21 for details or e Retrieve the wirelist data for the kind of cable you want to test from the analyzer s memory see page 27 for details This completes programming the analyzer for testing cables If you have connected a Sample Cable to learn it disconnect it now 4 Connect the first cable you want to test 5 Test the cable see page 25 for details 6 Record and or or print the test results see page 26 for details That s it We ll show you how to do each of these steps in this manual Your order should contain these things in addition to this manual e Signature 2000 main unit including a wall transformer with cord to provide power for the analyzer e Hand held test probe e Whatever connector adapters you have ordered usually shipped in a 3 x 5 inch card file You may also have ordered an optional tilt stand or an optional frame stand If so these should be included Signature 2000 User s Guide page 7 Introduction to the Cirris Signature 2000 What your order should contain Signature 2000 User s Guide page 8 Section 1 Work With the Hardware The Cirris Signature Signature 2000 can be used to test many different types of cables To connect the cables you want to test to the analyzer you us
8. the printer does not work with a PC the printer is bad Replace the printer If the printer and cable do work with a PC the analyzer s microprocessor assembly is probably bad 3 The printer cable may be too long Your printer cable should not be longer than 10 feet The printer signals get too weak to work properly if the cable is longer than 10 feet 4 Ifyou have another Cirris 2000 analyzer available it is possible to exchange microprocessor assemblies If using a different microprocessor assembly solves the problem the original microprocessor is bad Call Cirris to replace it Signature 2000 User s Guide page 49 Section 11 Troubleshooting Problems with Printing Signature 2000 User s Guide page 50 Section 12 Specifications Test Point Capacity Controls Display Maximum Cable Length Memory Maximum Points per Net Power Printer Output Probe Sensitivity Signature Size Test Levels Test Points Test Rate Weight Warranty 256 ponts eight 28 pin or four 64 pin connectors Learn Then Test Advance Display Store Access Stored Cables 2 line x 16 character backlit LCD 500 feet typical 152 4 m Nonvolatile memory for storage of 50 wirelists 8 year lithium battery backup 64 maximum 105 135 VAC 60 Hz 10 Watts Compatible with Epson Centronics type parallel printer Pinout matches IBM PC parallel port For test point identification Shorts detected resista
9. to Ready to Test Cable retrieved adapters are correct You are ready to test Signature 2000 User s Guide page 28 Section 7 Delete a Cable from Memory Why delete a cable The Cirris Signature 2000 has a maximum of 50 permanent memory locations for storing cable information You may need to delete cables to make room for new wire lists or to discard wirelists you no longer use for testing How to delete a cable To delete a cable from the analyzer s memory do these things 1 Holdin the Access Stored Cables button as you turn on the analyzer Continue holding in the button as you do the next step The analyzer will prompt Ready To Access Memorized Cables PRINTER OUTPUT ALLEL INTERFACE Pal 100 NOT CONNECT TO AS 232 SERIAL LEARN ADVANCE THEN TEST DISPLAY CABLE ANALYZ R MODEL SIGNATURE 2000 Press and hold aS you turn the analyzer on 2 Continue holding in the Access Stored Cables button while you press Advance Display to step through the Sample Cables stored in the analyzer s memory until you come to the signature of the cable you want to delete Remember the first cable displayed will be the cable in the Last Learned memory location It cannot be deleted When you come to the cable you want to delete the display should prompt Mem Cable X Sig XXXXXX indicating the memory location and signature of the cable ADVANCE LEARN THEN TEST DISPLAY OFF Continue to hold Press h
10. It will indicate if the cable tested as good or bad If this option is OFF the analyzer will only display the test result good or bad on its LCD display It will not print a one line report on each test Signature 2000 User s Guide page 20 Section 4 Learn a Sample Cable Store it in Memory Overview In this chapter we will show you how to learn a Sample Cable then store the wirelist from that cable in one of the analyzer s permanent memory locations Memory in the The Signature 2000 has 50 memory positions in which you can store wirelists Signature 2000 Last Learned When the analyzer learns a new Sample Cable the wirelist data from that cable is stored in the temporary Last Learned memory location It stays there until you either save it in one of the permanent memory locations or overwrite it by learning another Sample Cable Learn a Sample Cable Before you can learn a Sample Cable you must install the right cable adapters on your Signature 2000 see page 9 for instructions on how to do this To learn the Sample Cable do these things 1 Connect the Sample Cable you want to learn to the connector adapters already installed on the Signature 2000 Turn on the analyzer by pressing the Learn Then Test switch The analyzer will learn the cable then prompt Please Ver ify 1G 87611A PLEASE VERIFY LEARN THEN TEST Turn the analyzer on OFF CABLE ANALYZER MODEL SIGNATURE 2000 2 To verify that the
11. Sample Cable has been learned correctly press Advance Dis play e Ifyou have a printer connected to the analyzer when you press Advance Display the analyzer will print out the cable s wirelist infor mation The printout is your cable documentation Compare the printed information to the Sample Cable s specification sheet or build list to be sure the cable is a good one e Ifyou don t have a printer connected to the analyzer pressing Advance Display causes the analyzer to prompt wirelist information in its dis Signature 2000 User s Guide page 21 Section 4 Learn a Sample Cable Store it in Memory Store the Sample Cable in memory play Repeatedly press Advance Display to step through the wirelist transcribing the information to a blank documentation form see page 57 as you go Compare the transcribed information to the Sample Cable s specification sheet or build list to be sure it s a good cable 3 Disconnect the Sample Cable from the analyzer Store the Sample Now that you ve learned the Sample Cable and verified that the wirelist data is Cable in memory correct you may store the cable in the analyzer s memory To store the cable do these things 1 Press and hold in the Access Stored Cables button located on the back of the analyzer as shown in this photo Press and hold 2 When you press the Access Stored Cables button the analyzer will prompt Ready To Save Learned Cable Continue to hold th
12. Signature 2000 Cable Analyzer User s Guide Version 3 0 Major Revision 7 October 1999 CIRRIS An ISO 9001 Certified Company Signature 2000 Cable Analyzer User s Guide Version 3 0 Major Revision 7 October 1999 Copyright 1999 by Cirris Systems Corporation 1991 Parkway Boulevard Salt Lake City Utah 84119 2026 United States of America All rights reserved Visit our web site at www cirris com I Need Your Help As Senior Editor it s my responsibility to constantly improve the manuals and other documentation we include with our equipment We try hard but we know we ll never please everyone If you were in my chair how would you change the documentation to make it better Here s your chance to take gripes suggestions and we hope praise directly to the guy who can change things Please fax or mail this form to me or contact me by e mail Thanks Fax Telephone 801 973 4609 e mail vann cirris com Van Nielson Senior Editor Technical Documentation Van Nielson 2000 User s Guide c o Cirris Systems Corporation 1991 Parkway Boulevard Salt Lake City Utah 84119 2026 U S A Attach more pages if needed Table of Contents Introduction to the Cirris Signature 2000 zu en anne 7 Section 1 Work With the Hardware zn 9 Section 2 Check the Option Settings 2 0 2 2 eeeeeccceeeeeeeeecseeeeeeeeeeaeaaeeeeeeeseseaaeeeeeeeeeeeeees 17 Section 3 What the Option Settings Mean uuuuuusssssnnnnnensnn
13. backplanes Cable extensions make testing extremely short cables easy To build connector adapter extensions do these things 1 2 Select the male or female connectors that match your connector adapters Wire cable to those connectors according to the standard build specifications for your adapters Document and test the cable extensions Make sure to note any changes in signa tures caused by the extensions Plug in the new extensions to matching connector adapters installed on the ana lyzer Connect the assemblies you intend to test to the extension cables then test as usual Signature 2000 User s Guide page 41 Section 10 Rework and Guided Assembly Testing Awkward Assemblies Testing Extremely Short Cables If a cable is so short that it will not reach between two cable adapters installed on the analyzer create extension cables that span the necessary length at each end to allow the cable you want to test to be connected Testing short IDC type cables If you need to test short IDC type cables it may be convenient for you to build a daisy chain of assemblies You create a series of short cables each followed by a short length of ribbon cable that connects it to the next cable Test the assembly as a daisy chain then cut away the excess ribbon cable between the assemblies Testing cables with many connections Cables with lots of connections are easy to test if they consist of a daisy chain of iden tical conne
14. ctors with identical interconnections Just plug each identical connector into the analyzer in succession to test them How ever if the interconnections are not identical you must check each feasible combina tion of connectors This will mean you ll have to test and document several different connector combinations Testing harnesses and backplanes The Signature 2000 easily tests harnesses with less than 256 termination points Do these things 1 Select connector adapters which have a large enough number of pins for you to create an interface cable that will connect from the analyzer to each termination point on the harness board 2 Label the termination points with equivalent pin numbers 3 Document and test the assembly as though the harness were a cable assembly Cirris manufactures analyzers well suited to testing large harnesses and other assem blies Call us at 1 801 973 4600 or 800 441 9910 for details You may also wish to visit our web site at www cirris com We ll meet your testing needs with good solu tions Signature 2000 User s Guide page 42 Section 11 Troubleshooting What is in this section Need more help Call us General Problems with the Analyzer In this section we will tell you how to deal with two basic kinds of trouble which may occur when you are working with your Signature 2000 These are e General problems with the analyzer e Problems with printing Each section will help
15. dapter How they are placed 36 How to install 9 Types double high 35 single high 35 Connector adapters How they are supported 35 D Deleting a cable from memory 29 Directory Cables in memory printing 31 Documentation Blank forms for photocopying 57 Cable documentation form for photocopy ing 63 Directory of Wirelists form for photocopy ing 59 How to interpret 34 Master Parts List for photocopying 61 What it is 33 Why prepare it 33 Double high adapters 35 E EPROM How to change it 10 Errors Print or transcribe an error list 26 F Frame Mount stand Using 13 G Glossary 53 Guided Assembly 38 Introduction 7 L Last Learned What it is 21 Learn a Sample Cable 21 Memory How many wirelists can be stored 21 Last Learned 21 O Option settings Auto Print 20 Count All Cables 20 Error Tones 19 Factory default 18 How to check set 17 Ignore Unused 19 Lock On Learn 19 Long Test Delay 19 Sorted Wire List 19 What they mean 19 What to do if you go past the setting you want 18 When they are saved 18 P Packing list What your order should contain 7 Printer Changing the company name 12 How do I know if I have a parallel printer 12 How to add 11 Parallel 12 Using with more than one analyzer 12 Using without an on line off line switch 12 Printing A directory of cables in memory 31 An error list 26 Problems 47 Probe Displaying multiple interconnected pins 38 Identifying an open circuit 38 I
16. dentifying test points 37 Installing 37 What it is used for 37 R Retrieving a cable from memory 27 Rework 38 Correcting opens 41 Removing shorts between nets 40 Removing shorts within a net 39 S Sample Cable Delete from memory 29 How to learn 21 Retrieve from memory 27 Store in memory 22 Signature Cable 35 How they work 34 Types 35 Single high adapters 35 Sounds How to interpret 25 Specifications 51 Storing a cable in memory 22 T Test Check the display interpret the sounds 25 Your first cable 25 Test results Errors Detected 26 Good Cable 25 How to interpret 25 Open Detected 25 Print or transcribe an error list 26 Short Detected 26 Test your first cable 25 Testing awkward assemblies Cables with many connections 42 Extension cables 41 Extremely short cables 42 Harnesses and backplanes 42 Short IDC type cables 42 Tilt stand Installing 14 Troubleshooting Call for help 43 General problems analyzer stops operating 46 analyzer will not learn cable 47 connections not recognized 45 display shows gibberish or darkened row 44 no display sound 43 no sound 46 please verify prompted when cable disconnected 45 scanner failure cable connect ed 45 scanner failure nothing con nected 44 sound too loud 47 Printing characters missing in printout 48 wrong characters seen 48 Printing problems nothing prints 47 W Warranty 55
17. e s printed documentation showing how single high and double high connector adapters usually appear SIGNATURE 2000 CABLE DOCUMENTATION CABLE SIGNATURE 006A15 CABLE PARTNUMBER J1 ADAPTER SIGNATURE D507F1 CONNECTOR DESCRIPTION J4 ADAPTER SIGNATURE 03FAC1 CONNECTOR DESCRIPTION CABLE DESCRIPTION ______ NO COMMON CONNECTION LIST 1 J1 01 J4 01 2 J1 02 J4 02 3 J1 04 J4 08 4 J1 05 J4 09 5 J1 03 J4 03 Signature 2000 User s Guide page 36 Section 10 Rework and Guided Assembly The hand held test You can connect a hand held test probe provided with your analyzer to the Signature probe Signature 2000 It will help you quickly identify test points as you rework or assem ble cables Note The probe works only when the analyzer is in the rework mode It will not function when the analyzer prompts Ready to Test or Please Verify Installing the probe Plug the probe into the connector labeled Probe on the back of the analyzer This photo shows the location of the probe jack Plug the probe in here Example Identifying While the analyzer is in the test mode touch the tip of the probe to the connector pin test points using the or wire you want to identify For example if you touch the probe tip to position J1 probe pin 11 the analyzer will prompt Probe On J1 11 PROBE ON J1 11 LEARN THEN TEST OFF CABLE ANALYZER MODEL SIGNATURE 2000 Signature 2000 User s Guide page 37 Section 10 Rework and G
18. e Access Stored Cables button in for instructions 3 and 4 BLE LEARI ADVANCE THEN TEST DISPLAY CABLE ANALYZER MODEL SIGNATURE 2000 Hold in the Access Stored Cables button while you step by pressing here 3 While continuing to hold in the Access Stored Cables button press Advance Display to select a memory location The analyzer will default to the first unused memory location Each time you press Advance D ispla y the analyzer prompts the next unused memory location For example if location 1 is empty the dis play will prompt Memory Location 1 Is Now Unused Keep pressing Advance Display until you find the memory location you want Note If the Signature 2000 User s Guide page 22 Section 4 Learn a Sample Cable Store it in Memory 9 display prompts No Unused Memory Available all ofthe analyzer s memory locations are full You ll have to delete a wirelist to make room available See page 29 for instructions on how to do this When you have located an available memory position continue holding the Access Stored Cables button in and press Store to save the newly learned wirelist to that memory location The display will prompt Memorizing Last Learned Cable ADVANCE LEARN THEN TEST DISPLAY CABLE ANALYZER MODEL SIGNATURE 2000 Hold the Access Stored Cables button in while you press here Release the Access Stored Cables button The display will prompt Last Learned Now Is In Memory X The wirelist is n
19. e connector adapters which match the connectors on the cable you want to test In this section we will explain how to work with the hardware We will show you how to install your connector adapters and how to disassemble the analyzer in case you need to replace one of its subassemblies or its EPROM How to install To install connector adapters onto the Cirris Signature Signature 2000 follow these connector adapters steps 1 Turn the two twistlock fasteners on each adapter cover plate to unlock them and remove the cover plates 2 Plug in the connector adapters Be sure the pins on the bottom of each adapter are lined up properly so they don t bend as they are inserted into the sockets To line the pins up properly press the adapter against the inside edge of the metal frame and have the bottom of the adapter card resting on the plastic adapter support accept the adapter connector pins on the bottom of each These horizontal pin sockets adapter Signature 2000 User s Guide page 9 Section 1 Work With the Hardware How to change the EPROM 3 Replace the cover plates making sure the small alignment pins on their under sides fit into the corresponding holes on the scanner s upper surface Each alignment pin on the bottom of the cover plates fits into a hole on the scanner s upper surface 4 Lock the twistlock fasteners to hold the adapters firmly in place How to change the You may need
20. e signature of the Sample Cable stored in each memory location Print out a directory To print out a directory of the Sample Cables stored in the analyzer s memory do these things 1 Make sure the printer is properly connected to the analyzer is turned on has paper and is selected on line 2 Press and hold in the Access Stored Cables button as you turn on the analyzer Continue to hold in the Access Stored Cables button as you do the next step PRINTER OUTPUT PARALLEL INTERFACE 100 NOT CONNECT TO RS 232 SERI LEARN ADVANCE THEN TEST DISPLAY Press and hold this button aS you turn the analyzer on OFF CABLE ANALYZER MODEL SIGNATURE 2000 3 As you continue to hold in the Access Stored Cables button press Advance Display once PRINTER OUTPUT PARALLEL INTERFACE DO NOT CONNECT TO AS 232 SERIAL Continue to hold this button in CABLE ANALYZER MODEL SIGNATURE 2000 aS you press here 4 The directory will be printed Release the Access Stored Cables button Signature 2000 User s Guide page 31 Section 8 Print a Directory of Cables Stored in Memory Print out a directory Signature 2000 User s Guide page 32 Section 9 Cable Documentation and Signatures What is cable documentation Why prepare cable documentation Cable documentation is a printed record of a Sample Cable s unique signature the adapters used to test it and the test parameters used to test it It al
21. ed Possible Causes e Damage from static electricity e Bad microprocessor assembly Things to do 1 If static electricity may be a problem be sure the safety ground on the wall plug is connected Take measures to control static in your work area 2 Ifthe microprocessor is bad call Cirris Systems to replace the microprocessor assembly Problem Speaker problem There is no sound but the display works Possible Causes The Error Tones option is set to OFF e The speaker inside the analyzer is not plugged in e The microprocessor assembly is bad Things to do Signature 2000 User s Guide page 46 Section 11 Troubleshooting Problems with Printing Problems with Printing 1 If you hear clicking sounds for cables that test as good but no sounds for cables that test as bad the Error Tones option is set to OFF See page 17 for instructions on how to change the option setting 2 Connect the speaker wire to the microprocessor assembly 3 If the speaker wire is connected but the sounds still do not work call Cirris to replace the microprocessor assembly Problem The sounds the analyzer makes disturb others Things to do e Set the Error Tones option to OFF or LOW e Place tape over the speaker opening in the metal case to dampen the sounds e Disconnect the speaker from the microprocessor Problem Analyzer will not learn a cable Possible Causes e Lock On Learn is set to ON Things to do 1 You can
22. ere CABLE ANALYZER MODEL SIGNATURE 2000 3 Continue to hold in the Access Stored Cables button while you press Store to Signature 2000 User s Guide page 29 Section 7 Delete a Cable from Memory How to delete a cable select the cable for deletion Continue to hold down the Store switch as you do the next step ACCESS PRINTER OUTPUT PROBE STORED PARALLEL INTERFACE CABLES 100 NOT CONNECT TO AS 232 SERIAL THEN TEST DISPLAY Py i CABLE ANALYZER MODEL SIGNATURE 2000 Continue to hold while you press here to select the cable for deletion 4 Delete the Sample Cable you ve selected by first releasing the Access Stored Cables button then releasing the Store switch When you release the ACCESS Stored Cables button the prompt will change to Mem Cable X Is Now Unused When you release the Store switch the prompt will change to Ready To Learn The memory location is now empty ACCESS PRINTER OUTPUT STORED PARALLEL INTERFACE CABLES I 100 NOT CONNECT TO AS 232 SERIAL LEARN ADVANCE THEN TEST DISPLAY OFF First release this button CABLE ANALYZER MOD then release this button Signature 2000 User s Guide page 30 Section 8 Print a Directory of Cables Stored in Memory Overview If you have a printer connected to your Signature 2000 you can print a directory that shows all the Sample Cables stored in the analyzer s memory The directory will show the memory location number and th
23. hen this option is OFF the analyzer scans all pins in adapters that are in use This option increases the test speed When this option is ON the analyzer begins scanning at position J1 then contrinues through to the highest numbered position which contains connector adapter The increased speed helps detect intermittent errors when you flex cables you are testing Note Because the testing time is so short for small cable assemblies the clicks which indicate that a cable has tested as good may sound more like a buzzing sound When this option is ON the order that pins appear in a net is changed For example pin J1 01 will always precede pin J1 14 if they are connected in the same net When the option is OFF the order that pins appear in a net is controlled by the wire position of an IDC connector Signature 2000 User s Guide page 19 Section 3 What the Option Settings Mean Count All Cables Count All Cables Auto Print Once the analyzer is programmed it begins to count the cables it has tested When this option is ON the printout of test results shows the total number of cables that have been tested since it was programmed and the number of cables that have tested as good If this option is OFF the printout will show only the number of cables which tested as good When you have a printer connected to your Signature 2000 and this option is set to ON a one line result will be printed out after each cable is tested
24. ilable try swapping the scanner assem blies If this solves the problem the first scanner assembly is bad Call Cirris to get a replacement Problem When a cable is disconnected the display still prompts Please Verify Possible Causes e A cable adapter is bad or the adapting cables are bad e The scanner assembly is defective Things to do 1 Remove the cable adapters from the analyzer while the analyzer is still on If the analyzer still prompts Please Verify the scanner is probably bad Call Cirris to replace it 2 If the analyzer prompts Ready To Test after step one is done you have unwanted connections in your cable adapters or adapting cables Problem Connections are not recognized by the analyzer Possible Causes e Bad cable adapters or adapting cables e Bad scanner assembly Things to do 1 Using the hand held test probe as a diagnostic tool use the sharp steel tip of the probe to pierce the insulation on the connecting wire for the connection that is not being recognized The pin which is displayed by the analyzer when the insu lation is pierced is the pin that makes a connection to the wire The pin that is not displayed is the one that is open Remove the connector and check the connector adapter with the probe to see if the missing pin is recognized there If it is recog Signature 2000 User s Guide page 45 Section 11 Troubleshooting General Problems with the Analyzer nized at the test adapter
25. lacement units will be returned by the same method shipped generally within one 1 working day If analyzer failure results from accident abuse or misapplication Cirris Systems Corporation shall have no responsibility to replace the analyzer or refund the pur chase price Defects arising from such causes will be considered a breach of this war ranty Cirris Systems Corporation is not responsible for special incidental or consequential damages resulting from any breach of warranty or under any other legal theory including lost profits downtime goodwill damage to or replacement of equipment and property and any costs of recovering materials used with the Cirris Signature 2000 Analyzer ANY IMPLIED WARRANTIES ARISING OUT OF SALES OF THE Signature 2000 ANALYZER INCLUDING BUT NOT LIMITED TO IMPLIED WARRAN TIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PUR POSE ARE LIMITED IN DURATION TO THE ABOVE STATED ONE 1 YEAR PERIOD Cirris Systems SHALL NOT BE LIABLE FOR INCIDEN TAL OR CONSEQUENTIAL DAMAGE EXPENSES OR ECONOMIC LOSS Some states do not allow limitations on length or implied warranty or the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Cirris Systems Corporation Salt Lake City Utah PLEASE RECORD PURCHASE DATE AND SERIAL
26. mbled Adding a printer The Signature 2000 works with almost any printer that has an Epson Centronics par allel interface WARNING Connecting the analyzer to a printer with an RS 232 serial interface will cause serious damage to the analyer and is not covered by your factory warranty To connect the printer use a standard Epson Centronic parallel interface cable readily available from almost any PC dealer Plug one end of the cable into the Signature 2000 User s Guide page 11 Section 1 Work With the Hardware How do I know if I have a parallel printer printer and the other end into the analyzer s parallel printer socket as shown in the photo Plug the printer in here How do know if I To see if you have a parallel printer look for the parallel connector on the printer have a parallel Printers usually have a parallel interface located in back Many printers have both a printer serial and a parallel connector To work with the Signature 2000 your printer must have a 36 position female ribbon connector similar to the one shown here A Can I use one printer Yes To use your printer with more than one analyzer use a switchbox To change with more than one which analyzer the printer is receiving information from simply change the switch analyzer setting on the box How do I use a printer If your printer does not happen to have an on line off line switch you can use either without an on line off of two solutions
27. nce lt 1 Kohm Opens detected gt 1 5Kohm 6 digit hexadecimal 19 w X 7 d X 2 h 53 cm wide X 18 cm deep X 5 cm high 5 volts 1mA 256 max 256 points in 0 3 seconds 7 Ibs 3 4 kg 1 year parts and labor Replacement modules available next working day Signature 2000 User s Guide page 51 Section 12 Specifications Warranty Signature 2000 User s Guide page 52 Section 13 Glossary continuity connector adapters position control documentation interconnection last learned learning memory location microprocessor assembly miswire net open pin Sample Cable An electrical connection between two points One of the analyzer s eight locations J1 through J8 where you mount connector adapters The regulation of manufacturing or assembly processes particularly the use of a cable signature for verifying the test setup against the master documentation The written definition of how a cable should be constructed Continuity between two connector pins usually by a wire connecting them The last wirelist programmed into the analyzer either from memory or from learning a Sample Cable The self programming process of the analyzer where interconnections are sensed from a Sample Cable This data in list form is stored in the analyzer s memory as long as the analyzer is turned on The Signature 2000 has 50 memory locations for storing wirelists The controlli
28. ng electronics including the LCD display located on the left hand side of the analyzer s chassis box A type of interconnection error where a pin is connected to the wrong pin Any group of pins connected together The analyzer assigns a number to each group of connected pins referred to as a net This number appears on the left side of the documentation and on the LCD display An error where there is no continuity between two connector pins that should be con nected together according to your master build list for the cable An electrical contact point within a connector In this manual pin is used in place of point contact socket termination etc 99 66 99 66 The first cable used by the analyzer to load the list of interconnections into its mem ory This is a cable that you know is correctly built It is the cable against which the cables you test will be compared Cables which don t match this cable will register a signature mismatch in the analyzer Signature 2000 User s Guide page 53 Section 13 Glossary scanner assembly scanner assembly setup short signature test setup testing standard connector adapters The switching system that performs continuity tests between all connector pins in all possible combinations The operations involved to prepare the analyzer to test cables as defined in their doc umentation A type of interconnection error where there is
29. nnnnnnnnnnnnnnnnnnnnnnnnnn nn 19 Section 4 Learn a Sample Cable Store it in Memory 2244sss4444nnnnnnnennnnnnnnnnennn 21 Section 5 Test Your First Cable nen cance enh hc aia nun oan ccs 25 Section 6 Retrieve a Cable from Memory 44444000004nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 27 Section 7 Delete a Cable from Memory 22444400000444nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 29 Section 8 Print a Directory of Cables Stored in Memory uuu0sr44442nnnnnnnnnn nennen 31 Section 9 Cable Documentation and Signatures 44surnsssnnnnnnnnnnnnnnnnnnnnnnnn nn 33 Section 10 Rework and Guided Assembly 4000r44444nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 37 Section 11 Troublesho0ollng a 2 n2 2 t 2 422 eeeeiiliele 43 SEGC1oNn12 Speciiicalions anne an aan 51 Section I3 Glossae reis areas 53 Section 14 Statement 0f Warranly un renerne nnn 55 Section 15 Blank Forms to Photocopy 224440unnnennnnnnnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 57 Introduction to the Cirris Signature 2000 Lets get started What your order should contain The Cirris Signature 2000 cable analyzer is an easy to use machine that will allow you to test cables quickly and with little fuss In simple terms the process of using your Signature 2000 goes like this 1 Install connector adapters to match the cables you want to test see page 9 for details 2 Check the
30. not learn a cable s wirelist when the Lock On Learn option is set to ON Change the setting to OFF See page 17 for instructions on how to do this Printer failures usually take place because of one of four things User error 2 A bad printer 3 A bad cable 4 Abad microprocessor assembly These guidelies will help you solve printing problems Problem Nothing prints Possible Causes e Printer is not on line selected e Cable between analyzer and printer is not connected properly e The printer has a serial instead of a parallel interface e A bad cable e A bad printer e A bad microprocessor assembly Things to do 1 Make sure the printer is turned on on line selected and not out of paper Signature 2000 User s Guide page 47 Section 11 Troubleshooting Problems with Printing Check the cable connections at the analyzer and the printer The cable should be securely connected to the back of the analyzer where it is marked P rinter Parallel Interface Check the connection at the printer end too Your printer must have a parallel cable interface Do not use a printer with an RS 232 serial interface You will damage the analyzer The cable running from the analyzer to the printer may be bad Try another cable to see if it works The printer may be bad Try using another printer or test your original printer and cable with a standard computer If the printer does not work with the PC it is probably bad If the
31. od R lt X XQ The analyzer will emit a steady clicking sound SIG XXXXXX GOOD CABLE e To continue testing disconnect the good cable then replace it with another cable you want to test If a connection is missing The display prompts Open Detected and the analyzer emits a series of single beeps Signature 2000 User s Guide page 25 Section 5 Test Your First Cable Print or transcribe an error list Print or transcribe an error list If the analyzer detects a short The display prompts Short Detected and the analyzer emits a series of double beeps If both opens and shorts are detected The display prompts Errors Detected and the analyzer emits a series of triple beeps a If the analyzer detects errors it can prompt where the error is in a cable To do this press Advance Display while the cable is still connected to the analyzer If you have a printer connected to your analyzer it will automatically print out an error list If you don t have a printer keep pressing Advance D isplay to step through the errors as you transcribe them to a cable documentation form see page 57 Signature 2000 User s Guide page 26 Section 6 Retrieve a Cable f
32. on Signature Copyright 1999 by Cirris Systems Corporation Cable Documentation Form Memory Location Cirris Analyzer Model Cable Signature Parameter Signature first six characters last five characters Cable Description Adapter Signatures for Notes Main unit J1 J5 J2 J6 J3 J7 J4 J8 Note All of these options may not appear in your particular type of analyzer Error Tones Lock On Learn Long Test Delay Ignore Unused Sorted Wirelist Count All Cables Auto Print Net Number ommon Interconnections List continues on back Net Number ommon Interconnections Copyright 1999 by Cirris Systems Corporation Use additional page if necessary Index A Adapter How they are placed 36 How they are supported 35 How to install 9 Types double high 35 single high 35 C Cable Cables in memory printing a directory 31 Deleting from memory 29 Documentation how to interpret 34 what it is 33 Retrieve from memory 27 Store in memory 22 Why delete from memory 29 Why retrieve from memory 27 Cable signature What it is 35 Company name Changing on documentation 12 Connector a
33. ow stored in the analyzer s memory N ISIN LOCATION 1 LEARN ADVANCE THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 Signature 2000 User s Guide page 23 Section 4 Learn a Sample Cable Store it in Memory Signature 2000 User s Guide page 24 Section 5 Test Your First Cable How to test your first cable Check the display interpret the sounds Now that you have installed your connector adapters have checked the option set tings and have programmed the analyzer by learning a Sample Cable see page 21 or by retrieving a cable from the analyzer s memory see page 27 you are ready to test your first cable Note If you retrieved a cable from memory rather than learning a Sample Cable go directly to step 2 To test your first cable follow these steps 1 Disconnect and remove the Sample Cable from the analyzer 2 Connect the cable you want to test to the analyzer e Once you have connected the cable the analyzer will automatically begin the test e WARNING Do not connect a powered live cable to the analyzer This will seriously damage your analyzer and will immediately void any stated or implied warranty As the analyzer does cable tests it will display results on its LCD display and will emit sounds Here s how to interpret what you see and hear If a cable is good The display prompts the same alphanumeric signature as the Sample Cable The display will show Go
34. r harness you are testing it will tell between nets you where to make cuts to correct the shorts This will happen if two nets should become shorted To correct a detected short do these things 1 The analyzer will prompt Cut JX XX From JX XX where X indicates the adapter positions and pin number THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 2 Locate the short between the nets and remove it Please see next page Signature 2000 User s Guide page 40 Section 10 Rework and Guided Assembly Correcting opens Correcting opens Testing Awkward Assemblies If the analyzer prompts Connect JX XX to JX XX indicates that the cable you re testing has an open circuit To correct an open follow these steps 1 Locate the open circuit prompted in the analyzer s display open LEARN ADVANCE THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 Make the correct connections in the cable as indicated e Once you ve connected all the opens the analyzer should prompt Good Cable e Ifyou should happen to create another short the analyzer will prompt Break JX XX Using Extension Cables Connector adapters can wear out especially from heavy use Therefore it may be easier to replace an extension cable plugged into an adapter than it is to replace the connector adapter itself Cable extensions are also useful for testing large difficult to handle assemblies such as harnesses and
35. r prompts the signature for the cable stored in perma Signature 2000 User s Guide page 27 Section 6 Retrieve a Cable from Memory How to retrieve a cable nent memory location number there are 50 of these Continue pressing Advance Display until you see the signature for the kind of cable you want to test UTPUT TEAPA O AS 232 SERIAL LEARN ADVANCE THEN TEST DISPLAY CABLE ANALYZER MODEL S GNATURE 2000 Continue to hold while you step through the cable signatures 4 When the display prompts the signature for the kind of cable you want to test release the Access Stored Cables button e If the display prompts Ready To Test the analyzer has retrieved the Sample Cable data the correct adapters are in place and you are ready to test cables e Ifthe display prompts JX Adapter Sig Should Be this means that the adapters you have installed don t go with the Sample Cable you ve retrieved Read the display to get the correct adapters and their positions then install them Note It s OK to install adapters without turning off the analyzer when it is in this mode Once you ve installed the correct adapters the display will prompt Ready To Test LEARN ADVANCE THEN TEST DISPLAY LEARN ADVANCE THEN TEST DISPLAY OFF OFF CABLE ANALYZER MODEL SIGNATURE 2000 CABLE ANALYZER MODEL SIGNATURE 2000 Installed adapters are not correct Install correct adapters When you ve done that prompt will change
36. rom Memory Why retrieve a cable How to retrieve a cable Before the Signature 2000 can test cables it has to be programmed with wirelist data for the cables you intend to test You can avoid having to re learn a Sample Cable each time you want to test by storing the learned information in the analyzer s mem ory see page 22 for instructions on how to do this Once the information is stored all you have to do to set up for testing is to install the correct cable adapters on the analyzer then retrieve the cable data from memory in order to program the analyzer To retrieve a learned cable s data from memory and program the analyzer for testing do these things 1 Install the connector adapters that mate with the cables you want to test see page 9 for instructions on how to do this 2 Holdin the Access Stored Cables button as you turn on the analyzer Continue holding in the Access Stored Cables button as you do the next step The ana lyzer will prompt Ready To Access Memorized Cables LEARN THEN TEST CABLE ANALYZER MODEL SIGNATURE 2000 Press and hold as you turn the analyzer on 3 Continue holding in the Access Stored Cables button while you press Advance Display to step through the Sample Cables stored in the analyzer s memory The first time you press the switch the display prompts the signature of the cable in the Last Learned memory location When you press Advance Display again the analyze
37. rris Signature 2000 has seven test option settings which you set to meet your testing requirements In this section we ll tell you what each of the settings means When the analyzer detects errors it emits a series of sharp beeps If these tones become an annoyance you can turn them OFF When this option is set to ON the analyzer always uses the wirelist it has learned for testing cables This allows you to learn a cable then lock the test so it will only test that kind of cable The ON setting protects your test setup in case of a power failure Note You can still program the Signature 2000 by retrieving a cable from memory when this option is set to ON if you hold in the Access Stored Cables button while you turn on the analyzer by pressing Learn Then Test This option sets the time it will take for test signals to travel through the cable The Signature 2000 is shipped with this option set to SHORT e When this option is set to SHORT the analyzer tests all 256 points in approximately 0 3 seconds When the option is set to MEDIUM or LONG the test speed is deliberately slowed down This makes testing especially long cables possible e The MEDIUM setting is appropriate for cables over 100 feet long e The LONG setting is appropriate for cables over 1000 feet long When this option is ON the analyzer scans only those J positions that have connec tor adapters installed in them and ignores all other J positions W
38. s Guide page 38 Section 10 Rework and Guided Assembly Rework Guided Assembly Removing shorts within a net If the analyzer detects a short follow these steps 1 Press Advance Display once to put the analyzer into rework mode The ana lyzer will prompt Break JX XX where X indicates the adapter position and the pin number Break all connections indicated in the display Break JX XX LEARN ADVANCE THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 2 When you break a connection the analyzer will prompt the next short When all the shorts have been broken the analyzer will prompt the net and point to which you should connect JX XX Connect JX XX to the point indicated in the display Connect JX XX Im Pr ra iu Al ADVANCE Q DISPLAY Please see next page Signature 2000 User s Guide page 39 Section 10 Rework and Guided Assembly Removing shorts between nets 3 Once you ve corrected all the shorted connections the analyzer will either prompt Good Cable or Connect JX XX If the analyzer prompts Break JX XX you have created another short Go back to step 2 and try again LEARN ADVANCE RN ADVANCE LEA THEN TEST DISPLAY THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 OFF CABLE ANALYZER MODEL SIGNATURE 2000 You ve created another short Cable has been corrected j Go back and try again Removing shorts If the analyzer detects short circuits in the cable o
39. s of the Signature 2000 system When the Signature 2000 learns a Sample Cable a cable that you know is built correctly it computes and displays a cable signature for that Sample Cable This signature becomes part of your cable documentation for that kind of cable e When the signature prompted by the analyzer matches the signature in your cable documentation you know that your test setup is correct e When the signature of a cable you are testing matches the documented signature during a test you know the cable under test is correctly built Signature 2000 User s Guide page 34 Section 9 Cable Documentation and Signatures Types of signatures Types of signatures How connector adapters are supported The Signature 2000 uses one type of signature e The cable signature The cable signature The six characters in a signature as displayed by the Signature 2000 are called the cable signature This six character alphanumeric number represents a summary of the interconnections in a cable When the analyzer learns a cable it computes this unique signature based on the cable s interconnections and the connector adapters in use The Signature 2000 uses connector adapters mounted on small printed circuit boards to connect the cables you want to test to the analyzer s scanner assembly Cirris Systems can provide adapters for nearly all popular connectors There are two general adapter types available for the Signature 2000 The
40. se are 1 Single high adapters These are for connectors with up to 28 pins They occupy one J position on the analyzer s scanner Single high ADBP 15 adapter in Example An ADBP 15 single high scanner position J1 adapter 2 Double high adapters These are for connectors with from 29 to 64 pins They occupy two J positions on the analyzer s scanner Example ADPG 37 double high Double high AHED 34 adapter in adapter scanner postions J1 J2 Signature 2000 User s Guide page 35 Section 9 Cable Documentation and Signatures How connector adapters are placed on the analyzer How connector adapters are placed on the analyzer Install adapters lowest numbered first Sample wirelist showing connector adapters The Signature 2000 analyzer itself has eight connector adapter positions on its scan ner assembly marked J1 through J8 Each position has 32 points for a total of 256 available points J2 ge J1 J3 J5 J7 When you install connector adapters you must install them beginning with the low est numbered J positions first For example if you intend to use adapter positions J2 and J4 first install the connector adapter at position J2 Then install the connector adapter at position J4 If you don t do this especially if you re installing more than one type of adapter you may find that the connector adapters won t fit the scanner assembly correctly Here is a portion of a cabl
41. see next page Signature 2000 User s Guide page 14 Section 1 Work With the Hardware The Tilt Stand 2 Slide the screws on the tilt stand into the slotted holes on the bottom of the ana lyzer then slide the analyzer into position so that the screws engage the slots Slide the tilt stand s screws into these slotted openings 3 Turn the analyzer and tilt stand right side up Once the stand is in place the ana lyzer sits on the tilt stand at a thirty degree angle Signature 2000 User s Guide page 15 Section 1 Work With the Hardware The Tilt Stand Signature 2000 User s Guide page 16 Section 2 Check the Option Settings Overview The Cirris Signature 2000 has seven test options Before we learn a Sample Cable we ll make sure they are set to their factory defaults How to check the To check the option settings do these things option settings 1 Press in and hold the Advance Display switch as you turn on the analyzer by pressing the Learn Then Test switch Hold Advance Display until Ready To Set Up Options appears Press and hold LEARN THEN TEST then press here CABLE ANALYZER MODEL SIGNATURE 2000 2 Once Ready To Set Up Options appears in the display release Advance Display READY TO ET UP OPTIONS Press to step through options LEARN THEN TEST Press to change OFF option settings CABLE ANALYZER MODEL SIGNATURE 2000 3 The first option shown will be Error Tones Se
42. so contains a complete list of the interconnections in the cable and any notes necessary to help you build the cable When you prepare complete documentation you prepare a standard set of information from which future cables will be built The Signature 2000 can help you prepare doc umentation by learning a Sample Cable Once the cable has been learned you can either transcribe it by hand onto a documentation form see page 57 or print it out if you have a printer connected to your analyzer Once the cable has been completely documented and stored in memory you won t need to keep an array of known good cables handy for comparison If the signature prompted by the analyzer after each test matches the signature in the cable s docu mentation you can be sure the cable is correctly built according to your specifica tions You can store Sample Cable information in the analyzer s memory When you retrieve that information from memory you program the analyzer just as if you d learned a real Sample Cable The analyzer will prompt the Sample Cable s alphanu meric signature and which connector adapters to install See page 22 for information on how to store a Sample Cable in memory and page 27 for information on how to retrieve a cable from memory Please see next page Signature 2000 User s Guide page 33 Section 9 Cable Documentation and Signatures How to interpret cable documentation How to interpret cable doc
43. t the option to ON by pressing Store The option toggles on and off as you keep pressing Store 4 Continue stepping through the options by pressing Advance Display changing the settings as necessary by pressing Store until all the options are set as shown in this table When you are done Ready to Learn will appear on the display Signature 2000 User s Guide page 17 Section 2 Check the Option Settings What to do if you go past the value you want What to do if you go past the value you want Your option settings are saved Factory Default Option Settings Option Setting Error Tones are ON Lock On Learn OFF Long Test Delay SHORT Ignore Unused OFF Sorted Wire List OFF Count All Cables OFF Auto Print is OFF If you want to go backward through either the options or settings press in and hold the Access Stored Cables button on the back of the analyzer while pressing Advance Display or Store Note All options or settings will roll over to the begin ning when you are going forward or backward Access Stored Cables button When you set the value you want it is saved once it is displayed on the screen Turn off the analyzer the analyzer will use those settings when you power it up again Signature 2000 User s Guide page 18 Section 3 What the Option Settings Mean Overview Error Tones Lock On Learn Long Test Delay Ignore Unused Sorted Wire List The Ci
44. to change the EPROM on the microprocessor assembly To do this EPROM follow these steps 1 Disconnect the wall transformer from the wall outlet then disconnect the power cable from the socket on the back of the analyzer Unlock the twistlock fasteners remove the cover plates and gently lift both the microprocessor assembly and the two scanner assemblies out of the box Turn them over carefully You ll now be able to see the EPROM To make the micro processor assembly easier to handle you might wish to disconnect the cable that leads to the scanner assembly and turn the microprocessor assembly Microprocessor assembly Scanner assemblies Signature 2000 User s Guide page 10 Section 1 Work With the Hardware Adding a printer 3 Using a small flat bladed screwdriver gently pry the EPROM out of its socket and remove it Small flat bladed screwdriver oe Note In this photo we have turned the microprocessor assembly anticlockwise by ninety degrees to make the EPROM easier to reach 4 Gently align the pins on the new EPROM with the holes in the socket 5 Carefully push the new EPROM down into the socket using even pressure Be careful not to misalign or bend the pins 6 Ifyou have disconnected the box to box cable be sure to reconnect it securely Carefully turn both assemblies over and lower them carefully into the box Replace the cover plate and lock the twistlock fasteners Your unit is reasse
45. to replace it Problem Display prompts Scanner Failure and no cables or adapters are con nected to the analyzer Possible Causes e The internal cable between the scanner assembly and the microprocessor assembly is disconnected eThe scanner assembly is bad e The microprocessor assembly is bad Things to do 1 Disassemble the analyzer and make sure the internal cable between the scanner assembly and the microprocessor is securely connected Signature 2000 User s Guide page 44 Section 11 Troubleshooting General Problems with the Analyzer 2 If you have another Signature 2000 analyzer available try swapping their scan ner assemblies If the swapped scanner assembly works then the first scanner assembly is bad Call Cirris to get a replacement 3 If swapping the scanner assemblies does not solve the problem try swapping the two microprocessor assemblies If this corrects the problem call Cirris to get a replacement microprocessor assembly Problem The display prompts Scanner Failure only when a cable is connected to the analyzer Possible Causes e There are too many points within a given net e The scanner assembly is bad Things to do 1 Check to see if there are more than 64 points in the same net If there are this exceeds a compatibility limitation in the Signature 2000 If feasible change the test setup so that a maximum of 64 points are found in each net 2 If you have another Signature 2000 ava
46. uided Assembly Displaying multiple interconnected pins Displaying multiple Up to three different pins can be displayed at the same time If more than three pins interconnected pins are interconnected a plus sign will appear in the lower right hand corner of the display To view any additional interconnections press Advance Display Plus sign here indicates more than three points are interconnected ADVANCE LEARN THEN TEST DISPLAY Press to display OFF additional points CABLE ANALYZER MODEL SIGNATURE 2000 Using the probe to Using the probe the analyzer can detect which end of an interconnection has an open identify an open When the analyzer prompts an open use the sharp metal tip of the probe to pierce the circuit insulation of the wire that should connect between the two pins The pin shown in the display is the pin that has a good connection to the wire The pin that is not displayed is the open JANCE LEARN ADV THEN TEST DISPLAY OFF CABLE ANALYZER MODEL SIGNATURE 2000 J1 01 Rework Guided Before you begin reworking a cable assembly remember these things Assembly e Ifyou have a printer connected to your analyzer either turn it off or disconnect it e When the analyzer displays errors pressing Advance Display once will put the analyzer into rework mode If you press Advance Display twice the analyzer will just prompt all the errors it detects Please see next page Signature 2000 User
47. umentation How signatures work The documentation your Signature 2000 produces contains all the information you will need to precisely duplicate test setups This example shows a typical wirelist with the cable signature adapter signatures and the list of interconnections SIGNATURE 2000 CABLE DOCUMENTATION A caale SIGNATURE BBF038 CABLE PART NO i C 1 ADAPTER SIGNATURE 03FAC1 CONNECTOR DESCRIPTION J2 ADAPTER SIGNATURE F5B4E0 CONNECTOR DESCRIPTION CABLE DESCRIPTION NO COMMON CONNECTIONS 1 J1 01 J2 01 2 J1 02 J2 03 v J1 03 J2 02 4 J1 04 J2 04 J2 20 A This example shows a cable with the cable signature BBF038 This signature must match those prompted in the display when you are preparing to test cables B This blank area is left so you can write in the cable s part number C These are the connector adapter signatures In this example the signature for the adapter in position J1 should be O3FAC1 The signature for the adapter in position J2 should be F5B4E0 D This blank area is for writing a brief description of the connector adapters E This blank section is for writing a cable description F The interconnections that comprise each net appear after each net number and are shown directly under the heading COMMON CONNECTIONS The numbers J1 J2 J3 and J4 indicate the adapter position The number after the hyphen is the specific pin to which a connection is made Signatures are the working basi
48. you may have a worn contact or contaminants such as solder flux on the contacts 2 Ifyou are using an adapting cable move back to the test point on the adapter con nected to the analyzer and see if the analyzer will recognize it there If the ana lyzer recognizes the point the adapting cable is bad Rework the adapting cable 3 If you are using an AUNV 64 or AHR2 64 adapter be aware that some pins are used to identify these adapter s signatures Because they are incorporated into the adapter signature these connections may cause test points to no longer be recognized If this is the case you have miswired your connections and you will have to rework them e To isolate a problem with an AUNV adapter remove all connections to pin 31 32 33 and 34 on a 34 pin connector adapter e Ifyou are using an AHR2 64 adapter make sure there are no connec tions to pins 33 and 34 e If after removing these connections you can now identify these pins with the probe you have found the type of miswire described above Rework your adapting cable e It is possible the adapter is bad Check for worn connectors on the adapter Also check for continuity of the adapter pin on the bottom of the adapter to the test connector on top If you find open or worn connections replace the adapter e Ifyou find a bad pin after all these tests call Cirris to replace the scan ner assembly Problem The analyzer stops operating while it is being us
49. you solve problems you might have with your analyzer You may be able to correct some of the problems yourself If you find that the problem is a defective microprocessor or scanner assembly or if for some other reason you cannot solve the problem yourself please contact our customer support team at Cirris by calling 1 801 973 4600 or 1 800 441 9910 When you call please have the following information ready e What model of analyzer do you have e Purchase date if you know it e What is the analyzer s serial number e What have you done to try to solve the problem Please have your analyzer set up near your telephone so you can duplicate troubleshooting steps as our customer service team talks with you There are problems you may see with the analyzer that are not detected by the analyzer s own internal tests We will talk about those here Problem No display and no sound The analyzer s display is totally blank Possible Causes e Bad 10 VAC wall mount transformer e The intensity control for the display is not adjusted correctly e Bad microprocessor assembly Things to do 1 Be sure the wall transformer is plugged into a live wall outlet then feel if it is warm If the transformer stays cold it is probably bad If the outlet is good and the transformer is bad call Cirris to replace the transformer 2 Ifthe transformer feels warm check to see if the microprocessor assembly feels warm It should warm up within about
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