Agilent Technologies 8133A Manuel de service

Agilent Technologies Agilent 16800 Series Portable Logic AnalyzersService Guide

10 16800 Series Portable Logic Analyzers Service Guide ContentsTo remove and replace the front panel bracket assembly 128To remove and replace the USB

100 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting 2 Attach the SMA connector:a Solder the center pin of the SMA connector to th

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 101 Set up the test equipment1 If you have not already done so, do the procedure

102 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Configure the logic analyzer to test Pod 11 Exit the logic analysis applicati

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 103 e Drag the scroll bar all the way to the left and ensure that the activity in

104 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting g Ensure that the Clock Mode is set to Master. h Set the clock mode to Both E

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 105 Adjust sampling positions using eye finder1 Select the Thresholds and Sample

106 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting top row) are to the left of the orange transition region. If not, see “To re-

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 107 If the listing does not look similar to the figure, then there is a possible

108 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting 10 Click Run, and ensure that an eye is found for each bit. 11 Click OK to

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 109 15 Perform the test on all remaining pods, always using both edges of Pod 1 C

16800 Series Portable Logic Analyzers Service Guide 11 ContentsLogic Acquisition Block-Level Theory 180Probes 181Comparators 181Acquisition IC 181Memo

110 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To verify pattern generator output1 Connect one of the 10460-series data pods

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 111 4 In the Clocking tab, select the Internal clock source and a Clock Frequency

112 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting 7 Using an oscilloscope, verify the existence of logic- level transitions by

113Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies6Replacing Assemblies16800 Series Logic Analyzer Disassembly/Assembl

114 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies 16800 Series Logic Analyzer Disassembly/AssemblyThis chapter contains th

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 115 To save the license fileBefore doing any major repairs to the instrument

116 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To prepare the instrument for disassemblyDo this procedure before doing

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 117 • If the system is unplugged while it is off and then plugged back in, t

118 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the cover1 Perform previous procedures:• “To prepa

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 119 To remove and replace the power supplies600 watt power supplyThe 600 wat

12 16800 Series Portable Logic Analyzers Service Guide Contents

120 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies 5 Using Torx T20 screwdriver, remove the 4 screws that secure the 600 wa

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 121 • Line filter cable for 600 watt power supply (press release latches).•

122 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the PCI or display board1 Perform previous procedu

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 123 To remove and replace the motherboardThe following graphics of the mothe

124 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies 3 Using a 5 mm hex nut driver, remove the 6 Hex Studs securing the conne

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 125 To remove and replace the front panel assembly1 Perform previous procedu

126 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the backlight inverter board1 Perform previous pro

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 127 To remove and replace the touch screen controller board1 Perform previou

128 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the front panel bracket assembly1 Perform previous

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 129 To remove and replace the USB cables1 Perform previous procedures:• “To

13Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies1General InformationAccessories 14Specifications 15Characteristics 16

130 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the display assemblyYour logic analyzer may have e

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 131 4 If you have the contrast filter, it sets in a groove in the front pane

132 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the keypad and keypad board1 Perform previous proc

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 133 5 Reverse this procedure to install the keypad and keypad board. Note th

134 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace a measurement cardYour product may consist of 1 or

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 135 If there is a pattern generator card in the frame, it always goes in the

136 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies 4 Connect the measurement cable(s).a Align the logic analyzer cable end

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 137 To remove and replace a measurement circuit board1 Remove the 4 screws a

138 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace a pattern generator cardYour product may consist o

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 139 To remove and replace the pattern generator probe cable1 Use a Torx T10

14 16800 Series Portable Logic Analyzers Service Guide1 General Information AccessoriesAvailableOne or more of the following accessories, sold separat

140 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the pattern generator circuit board1 Use a Torx T1

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 141 To remove and replace the hard disk drive1 Perform previous procedures:•

142 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies T-10 screws (4)Hard drivecableHard drivepower cableHarddriveTray assemb

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 143 To remove and replace the tray assembly1 Perform previous procedures:• “

144 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the fans60 mm fan1 Perform previous procedures:• “

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 145 92 mm fans1 Perform previous procedures:• “To prepare the instrument for

146 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies To remove and replace the line filter assemblyPerform previous procedure

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 147 To remove and replace the module interface board1 Perform previous proce

148 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies 6 Reverse this procedure to replace the MIB.Returning AssembliesBefore s

Replacing Assemblies 616800 Series Portable Logic Analyzers Service Guide 149 4 Seal the shipping container securely, and mark it FRAGILE.CAUTIONFor p

General Information 116800 Series Portable Logic Analyzers Service Guide 15 SpecificationsThe specifications are the performance standards against whi

150 16800 Series Portable Logic Analyzers Service Guide6 Replacing Assemblies

151Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies7Replaceable PartsOrdering Replaceable Parts 152Power Cables and Plu

152 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Ordering Replaceable PartsTo order a part, visit us on the web at www.parts

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 153 Power Cables and Plug ConfigurationsThis instrument is equipped with a thre

154 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Option 912250V8120-2957 IEC 320-1 C13 (90°) 2.0 meters Gray DenmarkOption 9

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 155 System Replaceable Parts ListThe replaceable parts lists in this chapter ar

156 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Cover and Front Panel AssembliesThe cover assembly is the same for all 1680

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 157 Table 17 Replaceable parts for the cover and front panel assemblyRef. Des.A

158 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts FrameThere are two types of frames used in the 16800 Series logic analyzers

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 159

16 16800 Series Portable Logic Analyzers Service Guide1 General Information CharacteristicsThe following characteristics are not specifications, but a

160 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Table 18 Replaceable parts for the frameRef. Des.Agilent Technologies Part

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 161 MP39 16800-40502 1 Probe shroud (high-power frame)MP40 16800-40501 1 Probe

162 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Measurement Card Replaceable Parts ListThe replaceable parts list is organi

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 163 Reference designators used in the parts list are as follows:• A — Assembly•

164 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts Pattern Generator Card Replaceable PartsFigure 11 Exploded view of the patt

Replaceable Parts 716800 Series Portable Logic Analyzers Service Guide 165 Table 20 Pattern Generator Card Replaceable PartsRef Des. Part Number Qty D

166 16800 Series Portable Logic Analyzers Service Guide7 Replaceable Parts

167Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies8Theory of OperationSystem Block Level Theory 168Logic Acquisition B

168 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation System Block Level TheoryThe block-level theory includes the theory of op

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 169 Module Interface Board (MIB)The MIB subsystem block diagram shown here in

General Information 116800 Series Portable Logic Analyzers Service Guide 17 Operating Environment (for indoor use only)Non-Operating EnvironmentStore

170 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Front Panel AssemblyThe front panel assembly block diagram shown here inc

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 171 Power supplyThe frame uses two modular power supplies to provide the six

172 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Two different MIBs are used in the 16800 Series logic analyzers:• The MIB

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 173 Trigger IN/OUT These two BNCs function as an external trigger out and arm

174 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Fan Control The instrument uses a pair of 24 V fans driven from a DC/DC b

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 175 Front Panel Touch Screen (Option 103)Attached to the front panel assembly

176 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation configuration utility and switch the Windows desktop from one display ada

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 177 The logic analyzer service carries the following general responsibilities

178 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Product installThe product install (SetupLAxxxx.exe) performs the followi

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 179 This recovery mechanism is used to fix system- level problems – including

18 16800 Series Portable Logic Analyzers Service Guide1 General Information DimensionsThe following figure provides dimensions for the 16800 Series lo

180 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Logic Acquisition Block-Level TheoryThe block diagram of the logic acquis

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 181 ProbesTwo types of logic acquisition cards can be used: one that contains

182 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation Memory Controller and Acquisition MemoryThe Memory Controllers store data

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 183 Pattern Generation Block-Level TheoryInstruction MemoryThe instruction me

184 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation uninterrupted vector loop. The RAM output is sent to the output driver ci

Theory of Operation 816800 Series Portable Logic Analyzers Service Guide 185 PodThe Clock or Date Pod converts the differential output ECL signal to l

186 16800 Series Portable Logic Analyzers Service Guide8 Theory of Operation

16800 Series Portable Logic Analyzers Service Guide 187 IndexAaccessories, 3, 14accuracy, 70acquisition, 89Agilent,contact information, 5altitude, 17a

188 16800 Series Portable Logic Analyzers Service GuideIndex removelogic analyzer cable, 135logic analyzer card, 134removingbacklight inverter board,

General Information 116800 Series Portable Logic Analyzers Service Guide 19 Recommended Test EquipmentTable 7 Recommended Test EquipmentEquipment Crit

Notices© Agilent Technologies, Inc. 2006, 2007No part of this manual may be reproduced in any form or by any means (including electronic storage and r

20 16800 Series Portable Logic Analyzers Service Guide1 General Information

21Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies2Preparing for UseTo inspect the logic analyzer 22To apply power 22To

22 16800 Series Portable Logic Analyzers Service Guide2 Preparing for Use To inspect the logic analyzer1 Inspect the shipping container for damage.If

Preparing for Use 216800 Series Portable Logic Analyzers Service Guide 23 • Look under Technical Support and then Manuals and Guides.To clean the inst

24 16800 Series Portable Logic Analyzers Service Guide2 Preparing for Use

25Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies3Testing PerformanceTo perform the power-up tests 26Logic Analyzer Te

26 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Directions for performing power-up tests and the logic acquisition card’s

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 27 Logic Analyzer Test StrategyOnly specified parameters are tested. Specific

28 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance To Assemble the SMA/Flying Lead Test ConnectorsThe SMA/Flying Lead test co

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 29 1 Prepare the pin strip header:a Cut or cleanly break a 2 x 2 section from

16800 Series Portable Logic Analyzers Service Guide 3 The Agilent 16800 Series Logic Analyzers—At a GlanceThe Agilent Technologies 16800 Series logic

30 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance 2 Solder the pin strip to the SMA board mount connector:a Solder the leads

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 31 strip, and the center conductors of each SMA connector.b Ensure that there

32 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance 5 Finish creating the test connectors:a Attach an SMA m- m adapter to one

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 33 To Test the Minimum Master to Master Clock Time and Minimum Eye WidthThe s

34 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Equipment RequiredThe following equipment is required for the performance

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 35 Prepare the Logic Analyzer for Testing1 Record the logic analyzer’s model

36 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Perform System Self-TestsPerform a self- test on the logic analyzer:1 When

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 37 Set Up the Test Equipment1 Turn on the required test equipment. Let all of

38 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Table 11 Oscilloscope SetupSetup: Channel 1 Setup: Ch. 1 Probe Setup: Chan

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 39 Connect the Test EquipmentConnect the Logic Analyzer Pod to the 8133A Puls

4 16800 Series Portable Logic Analyzers Service Guide Features, Mainframe• Built- in 15 inch TFT color LCD display, 1,024 x 768 (XGA) resolution. Touc

40 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance 6 Connect the E5383A Flying Lead Probe Set’s bits 2 and 10 to the SMA/Flyi

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 41 Verify and adjust 8133A pulse generator DC offset1 On the 54845A oscillosc

42 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Deskew the oscilloscopeThis procedure neutralizes any skew in the oscillos

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 43 6 Select Close in the Probe Setup dialog.7 Select Close in the Channel S

44 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance NOTEOn the oscilloscope move the Ax and Bx markers to the crossing points

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 45 Configure the Logic Analyzer1 Exit the Agilent Logic Analyzer application

46 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance c In the Threshold Settings dialog, set the threshold value for Pod 1 of t

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 47 3 Set the sampling mode.a Select the Sampling tab of the Analyzer Setup di

48 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance g Ensure that the Clock Mode is set to Master. h Set the Pod 1 master cloc

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 49 3 Select the plus sign to expand bus “My Bus 1”.Align the blue bars vertic

16800 Series Portable Logic Analyzers Service Guide 5 This instrument can be returned to Agilent Technologies for all service work, including troubles

50 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance The important point is that your eye finder display should look similar to

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 51 The following example shows all sampling positions aligned and in the corr

52 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Test Pod 1 in 250 Mb/s ModeThe steps that follow include pass/fail criteri

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 53 3 Data appears in the Listing window upon completion of the run.4 From the

54 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Determine PASS/FAIL (2 of 2 tests)Pass/Fail Point: The Listing window is s

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 55 Test the complement of the bits (250 Mb/s mode)Now test the logic analyzer

56 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance 6 Adjust the sampling positions using eye finder. See page 48.7 Determine

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 57 Test Pod 2 in 250 Mb/s Mode1 Disconnect the E5383A Flying Lead Probe Set f

58 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance 13 Adjust the sampling positions using eye finder. Be sure to expand “My B

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 59 Test the Remaining Pods in 250 Mb/s ModeThe logic analyzer master card’s P

6 16800 Series Portable Logic Analyzers Service Guide In this Service GuideThis book is the service guide for the 16800 Series logic analyzers and is

60 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Test Pod 1 in 500 Mb/s ModeClock “Clk1” will be used for testing all pods

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 61 Determine and set eye finder Position (500 Mb/s mode)1 On the 8133A pulse

62 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance may be different based on your test setup. Bring stray channels into align

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 63 18 Run eye finder again. Some eyes may close, but the eyes in the samplin

64 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Test Pod 2 in 500 Mb/s ModeThe logic analyzer master card’s Pod 1 clock (“

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 65 9 Adjust the sampling positions using eye finder. Be sure to expand “My Bu

66 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance To re-assign pods reserved for time tag storage1 From the main menu, selec

Testing Performance 316800 Series Portable Logic Analyzers Service Guide 67 the query “Do you want to save the current configuration?” select No.Endin

68 16800 Series Portable Logic Analyzers Service Guide3 Testing Performance Performance Test RecordLOGIC ANALYZER MODEL NO. (circle one): 16801A, 1680

69Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies4Calibrating and AdjustingCalibration Strategy 70

16800 Series Portable Logic Analyzers Service Guide 7 Contents1 General InformationAccessories 14Available 14Specifications 15Characteristics 16Electr

70 16800 Series Portable Logic Analyzers Service Guide4 Calibrating and Adjusting Calibration StrategyThe 16800 Series logic analyzers do not require

71Agilent 16800 Series Portable Logic AnalyzersService Guide Agilent Technologies5TroubleshootingTo use the system troubleshooting flowcharts 72To use

72 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To use the system troubleshooting flowchartsFlowcharts are the primary tool us

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 73 Figure 1 System Troubleshooting FlowchartAre thefans turning &power on?Is

74 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Figure 2 System Power Troubleshooting Flowchart2Remove power plug for 15 secon

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 75 Figure 3 System Display Troubleshooting Flowchart3Is thereany boot dialog atan

76 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Figure 4 System Boot Up Troubleshooting Flowchart4Doesthe instrument reach#3 i

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 77 Figure 5 System Application Troubleshooting Flowchart5Reinstall the logic anal

78 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To use the logic acquisition troubleshooting flowchartsFlowcharts are the prim

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 79 Figure 6 Logic Acquisition Troubleshooting Flowchart 1

8 16800 Series Portable Logic Analyzers Service Guide ContentsPrepare the Logic Analyzer for Testing 35Perform System Self-Tests 36Set Up the Test Equ

80 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Figure 7 Logic Acquisition Troubleshooting Flowchart 2

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 81 To use the pattern generator troubleshooting flowchartsFlowcharts are the prim

82 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Figure 8 Pattern Generator Troubleshooting Flowchart 1Start1Apply PowerDoes th

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 83 Figure 9 Pattern Generator Troubleshooting Flowchart 2Replace cable withknown

84 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To troubeshoot system power problemsIf the system warns you it is powering dow

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 85 5 Using a digital voltmeter, measure the DC power supply voltages. Use the fol

86 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Power Supply Test Points on the 1-Slot, Low-Power FramePower Supply Block Diag

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 87 Power Supply Test Points on the 2-Slot, High-Power FramePower Supply Block Dia

88 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To run the self-testsThe self-tests check the functional operation of the logi

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 89 Logic Acquisition Self-Test DescriptionsThe self-tests for the logic analyzer

16800 Series Portable Logic Analyzers Service Guide 9 Contents5 TroubleshootingTo use the system troubleshooting flowcharts 72To use the logic acquisi

90 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Memory Signals TestThe purpose of this test is to verify signal integrity and

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 91 Analyzer Chip Memory Bus TestThe purpose of this test is to check the Analysis

92 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting Inter-module Flag Bits TestThe purpose of this test is to verify that the 4 In

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 93 Clock TestThe clock test verifies that three clock modes can be set to verify

94 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting RAM Persistence TestThe RAM persistence test verifies the module memory refres

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 95 Passing the wait test implies the module will operate properly to user command

96 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To exit the test system1 Simply close the self- test dialog. No additional act

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 97 To reinstall the operating systemRestoring your system software might be neces

98 16800 Series Portable Logic Analyzers Service Guide5 Troubleshooting To test the logic acquisition cablesThis test allows you to functionally verif

Troubleshooting 516800 Series Portable Logic Analyzers Service Guide 99 Build two test connectors using SMA connectors and 2- by- 9 sections of pin st