Page 1 sales@artisantg.com artisantg.com (217) 352-9330 | Visit our website - Click HERE...
Page 3 The Agilent Infiniium Oscilloscope Model 54830 Series at a Glance Ease of use with high performance in delayed sweep window The Agilent Technologies Infiniium oscilloscopes Acquisition and general controls start and stop combine unprecedented ease-of-use with high- the oscilloscope and do basic setup performance digitizing oscilloscope functionality •...
Page 4 Display and Horizontal Acquisition and Graphical controls general controls Floppy Disk Drive Interface Trigger Power Marker and Quick Setup Vertical Measurements Vertical Inputs Controls AutoProbe Interface Front Panel of DSO Models...
Page 5 Trigger Display and Acquisition and Floppy Disk Drive Horizontal Setup Graphical general controls controls Interface Vertical Power Inputs Marker and Quick Digital Measurements Control Vertical Controls AutoProbe Interface Front Panel of MSO Models...
Page 6 Rear CD-ROM Parallel Display GPIB Interface AC Power foot drive Printer Port Interface Input Mouse and Sound In Keyboard Sound Out RS232 COM Interface Microphone Ports Port Rear Panel of 54830-series oscilloscope...
Page 7 In This Book This book provides the service documentation for the Agilent Technologies 54830-series oscilloscopes. It is divided into eight chapters. Chapter 1 provides general information and specifications. Chapter 2 shows you how to prepare the oscilloscope for use. Chapter 3 gives performance tests.
Page 8: Table Of Contents
Test equipment requirements 1-3 Accessories supplied 1-5 Options available 1-6 Accessories available 1-7 Specifications & characteristics 1-8 Agilent Technologies 54830 Series general characteristics 1-15 Recommended test equipment 1-17 Preparing for Use To inspect package contents 2-3 To connect power 2-5...
Page 9 To troubleshoot the acquisition system 5-22 Software Revisions 5-24 Replacing Assemblies To return the oscilloscope to Agilent Technologies for service 6-3 To remove and replace the cover 6-4 To remove and replace the bottom sleeve 6-6 To disconnect and connect Mylar flex cables 6-8...
Page 10 Test equipment requirements 1-3 Accessories supplied 1-5 Options available 1-6 Accessories available 1-7 Specifications & characteristics 1-8 Agilent Technologies 54830 Series general characteristics 1-15 Recommended test equipment 1-17 General Information...
Page 11 General Information This chapter of the Agilent Technologies Infiniium Oscilloscope Service Guide gives you general information about the oscilloscope. The following topics are covered in this chapter. • Oscilloscope identification • Options • Accessories • Specifications and characteristics 1–2...
Page 12: General Information
The manual for this oscilloscope will be revised as needed. If you have an oscilloscope with a newer serial number, please refer to the Agilent Technologies website and download a newer manual edition in Adobe Acrobat (pdf) format. The Agilent Technologies URL is: “www.agilent.com”.
Page 13 Chapter 1: General Information Test equipment requirements Table 1-1 Oscilloscopes Covered by this Service Guide Model Description Agilent 54830B Two-channel digitizing oscilloscope with 4 GSa/s sample rate in 1-channel mode, 2 GSa/s sample rate in 2-channel mode, 600 MHz bandwidth. Agilent 54830D Two-channel digitizing oscilloscope with 4 GSa/s sample rate in 1-channel mode, 2 GSa/s sample rate in 2-channel mode, 600 MHz bandwidth, 16 digital channels.
Page 14: Accessories Supplied
Chapter 1: General Information Accessories supplied Accessories supplied Standard accessories supplied • Mouse, P/N 1150-7913 • Keyboard, P/N 1150-7809 • User’s Quick Start Guide • Accessory Pouch, P/N 54810-68701 • Power cord (see chapter 7, “Replaceable Parts,” for available power cords) MSO series oscilloscope accessories supplied •...
Page 15: Options Available
Add 1 cordless trackball (E2647A) Add 1 Programmer’s Guide Other options are available. See your Agilent Technologies Sales Representative. You can order multiple options, or you can order most of these options separately, using the Agilent model number or part number.
Page 16: Accessories Available
Chapter 1: General Information Accessories available Accessories available The following accessories are available for use with the Agilent Technologies Infiniium oscilloscope. Table 1-3 Accessories for the Agilent Technologies Infiniium Oscilloscope Model 54830 Series Agilent 1144A 800 MHz Active Probe Requires Agilent 1142A power supply—Agilent 01144-61604 probe power extender also...
Page 17: Specifications & Characteristics
Specifications & characteristics The following tables list the performance specifications and operating characteristics for the Agilent Technologies 54830 Series oscilloscopes. Asterisks (*) denotes warranted specifications, ± all others are typical. Specifications are valid after a 30 minute warm-up period, and within °...
Page 18 Chapter 1: General Information Specifications & characteristics Digital Vertical Number of Channels 16 Digital - label D15 - D0 Threshold Groupings Pod1: D7 - D0 Pod2: D15 - D8 Threshold Selections TTL, 5.0 V CMOS, 3.3 V CMOS, 2.5 V CMOS, ECL, PECL, User Defined User-Defined Threshold ±8.00 V in 10 mV increments...
Page 19 Chapter 1: General Information Specifications & characteristics dc Gain Accuracy ± 1.25% of full scale at full-resolution channel scale. The dc gain accuracy decreases 0.08% of full scale per degree C from the firmware calibration temperature. Offset Accuracy* ± (1.25% of channel offset + 2% of full scale) at full-resolution channel scale. dc Voltage Measurement Dual Markers ±[(dc gain accuracy)+(resolution)]...
Page 20 Chapter 1: General Information Specifications & characteristics State Select one channel as clock, specify other inputs as High, Low or X. Logic Type: AND or NAND Setup time is 1 ns and hold time is 0 ns. Delay by Time Time: 5 ns to 10 ns.
Page 21 Chapter 1: General Information Specifications & characteristics Digital Trigger (Digital channels are only available on the 54830/31/32/33D oscilloscopes) Threshold Range (User Defined) ±8.0 V in 10 mV increments Threshold Accuracy* ±(100 mV + 3% of threshold setting) Predefined Thresholds TTL = 1.4 V, 5.0 V CMOS = 2.5 V, 3.3 V CMOS = 1.65 V, 2.5 V CMOS - 1.25 V, ECL = -1.3 V, PECL - 3.7 V Trigger Modes Edge...
Page 22 Chapter 1: General Information Specifications & characteristics Measurements (Digital channels are only available on the D models) Waveform Measurements (Analog) Voltage Vpp, Vmin, Vavg, Vamptd, Vbase, Vtop, Vrms, Preshoot, Overshoot, Vupper, Vmiddle, Vlower, and Area Time Rise Time, Fall Time, Period, Frequency, Tmin, Tmax, Positive Pulse Width, Negative Pulse Width, Channel-to- Channel Phase, Duty Cycle, and Delta...
Page 23 Chapter 1: General Information Specifications & characteristics File types Waveforms Internal Yvalues with header Yvalues with header XYPairs without header XYPairs with header Images BMP, GIF, JPG, PCX, TIF. ® Mouse Standard mouse supplied—supports any Microsoft mouse compatible pointing device, serial, PS/2, or USB. Operating System Microsoft Windows XP Waveform Memories...
Page 24: Agilent Technologies 54830 Series General Characteristics
Chapter 1: General Information Agilent Technologies 54830 Series general characteristics Agilent Technologies 54830 Series general characteristics The Infiniium oscilloscopes meet the Agilent Technologies Environmental Specification (section 750) for class B-1 products with exceptions as described for temperature. General Characteristics Environmental Temperature Operating: 10°C to +40°C...
Page 25 Chapter 1: General Information Agilent Technologies 54830 Series general characteristics Figure 1-1 54830 Series Oscilloscope Dimensions. 1–16...
Page 26: Recommended Test Equipment
Chapter 1: General Information Recommended test equipment Recommended test equipment The following table is a list of the test equipment required to test performance, calibrate and adjust, and troubleshoot this oscilloscope. The table indicates the critical specification of the test equipment and for which procedure the equipment is necessary.
Page 27 1–18...
Page 28: Preparing For Use
To inspect package contents 2-3 To connect power 2-5 To connect the mouse, the keyboard, a LAN cable, a printer, and a GPIB cable 2-8 To connect oscilloscope probes 2-10 To connect the digital probe 2-12 Digital probe lead set 2-13 To tilt the oscilloscope upward for easier viewing 2-15 To turn on the oscilloscope 2-16 To turn off the oscilloscope 2-17...
Page 29 Setting Up the Oscilloscope This chapter shows you how to set up your Infiniium oscilloscope, connect power and accessories, and verify general operation. 2–2...
Page 30: To Inspect Package Contents
• User’s Quick Start Guide See Figure 2-1. (See table 2-1 for the power cord.) If anything is missing, contact your nearest Agilent Technologies Sales Office. If the shipment was damaged, contact the carrier, then contact the nearest Agilent Technologies Sales Office.
Page 31 Infiniium Oscilloscope (MSO models only) with Accessory Pouch Ground Lead (MSO models only) Keyboard 1165A Probe (54830 and 54831 models only) Digital Probe (MSO models only) Mouse User’s Quick Start Guide Package Contents for the 54830 Series Infiniium Oscilloscopes 2–4...
Page 32: To Connect Power
Positioning the Infiniium Oscilloscope with Sufficient Clearance Connect the power cord to the rear of the oscilloscope, then to a suitable ac voltage source (100 to 240 VAC ±10%, 47 to 440 Hz all models) Maximum power dissipation: 54830 series is 440 W. 2–5...
Page 33 240 VAC. Therefore, you do not need to adjust an input line voltage setting. The line cord provided is matched by Agilent Technologies to the country of origin of the order. Ensure that you have the correct line cord. See table 2-1.
Page 34 Chapter 2: Preparing for Use To connect power Table 2-1 Power Cords Plug Type Cable Part Plug Description Length Color Country (in/cm) 250V 8120-1351 Straight *BS1363A 90/228 Gray United Kingdom, Cyprus, Nigeria, 8120-1703 90° 90/228 Mint Gray Zimbabwe, Singapore 250V 8120-1369 Straight *NZSS198/ASC 79/200...
Page 35: To Connect The Mouse, The Keyboard, A Lan Cable, A Printer, And A Gpib Cable
Chapter 2: Preparing for Use To connect the mouse, the keyboard, a LAN cable, a printer, and a GPIB cable To connect the mouse, the keyboard, a LAN cable, a printer, and a GPIB cable See Figure 2-4 for the location of the connectors. Mouse.
Page 36 Chapter 2: Preparing for Use To connect the mouse, the keyboard, a LAN cable, a printer, and a GPIB cable Figure 2-4 Back Panel 2–9...
Page 37: To Connect Oscilloscope Probes
Chapter 2: Preparing for Use To connect oscilloscope probes To connect oscilloscope probes Attach the probe connector to the desired oscilloscope channel or trigger input. Push it straight on until it latches into place. Figure 2-5 Attaching the Probe Connector Connect the probe to the circuit of interest using the browser or other probing accessories.
Page 38 CA UT IO N For the 54830 series oscilloscopes do not exceed the maximum input voltage rating. The maximum input voltage for 50 Ω inputs is 5 Vrms, CAT I. Maximum voltage at 1 MΩ impedance is ±100 V (dc + ac) [ac <...
Page 39: To Connect The Digital Probe
Chapter 2: Preparing for Use To connect the digital probe To connect the digital probe The MSO series Infiniium oscilloscopes are the only oscilloscopes that have 16 digital channels. The digital clip lead marked clk (clock) is unused. All the other digital clip leads are used for the digital channels.
Page 40: Digital Probe Lead Set
Chapter 2: Preparing for Use Digital probe lead set Digital probe lead set The MSO Infiniium oscilloscopes are the only oscilloscopes that have 16 digital channels. The digital clip lead marked clk (clock) is unused. All the other digital clip leads are used for the digital channels.
Page 41 Chapter 2: Preparing for Use Digital probe lead set Figure 2-11 370 Ω Signal 100 kΩ 1.5 pF 7.4 pF Equivalent Load including oscilloscope Direct connection through 40-pin connector The probe cable can also be directly plugged into various 40-pin connectors on the circuit board under test.
Page 42: To Tilt The Oscilloscope Upward For Easier Viewing
Chapter 2: Preparing for Use To tilt the oscilloscope upward for easier viewing To tilt the oscilloscope upward for easier viewing Lift up the front of the oscilloscope, grasp the wire bail near the center, and pull it down and forward until it latches into place. Figure 2-13 Latching the Oscilloscope Front Feet 2–15...
Page 43: To Turn On The Oscilloscope
Chapter 2: Preparing for Use To turn on the oscilloscope To turn on the oscilloscope The first time that you turn on the oscilloscope, you may need to have a keyboard and mouse connected. The keyboard and mouse are needed to enter the Product Key from the Microsoft Certificate of Authenticity for Windows XP if prompted to do so.
Page 44: To Turn Off The Oscilloscope
Chapter 2: Preparing for Use To turn off the oscilloscope To turn off the oscilloscope Momentarily depress the power switch at the lower left-hand corner of the oscilloscope front panel. The oscilloscope will go through a normal Windows shutdown process. 2–17...
Page 45: To Verify Basic Oscilloscope Operation
Figure 2-15 Calibration Output Verifying Basic Oscilloscope Operation for 54830 Series Oscilloscopes. Press the Default Setup key on the front panel. The display will pause momentarily while the oscilloscope is configured to its default settings. Press the Autoscale key on the front panel.
Page 46: Installing Application Programs On Infiniium
Chapter 2: Preparing for Use Installing application programs on Infiniium Installing application programs on Infiniium Infiniium is an open Windows system. This allows you to install your own application software. Agilent has verified that the following applications are compatible with the Infiniium oscilloscope application.
Page 47: Changing Windows System Settings
Chapter 2: Preparing for Use Changing Windows System Settings Changing Windows System Settings Before changing any Windows System settings outside of the oscilloscope application you should Exit the oscilloscope application. There are several Windows System settings that can be changed to suit your own personal preferences.
Page 48: To Clean The Oscilloscope
Chapter 2: Preparing for Use To clean the oscilloscope To clean the oscilloscope • Clean the oscilloscope with a soft cloth dampened with a mild soap and water solution. CA UT IO N Do not use too much liquid in cleaning the oscilloscope. Water can enter the Infiniium front panel, damaging sensitive electronic components.
Page 49 2–22...
Page 50 Testing Interval 3-2 Equipment Required 3-2 Self-Test Verification 3-2 Test Record 3-3 Operating Hints 3-3 Specifications 3-3 Performance Test Procedures 3-3 To test the dc calibrator 3-4 Procedure 3-4 To test input resistance 3-6 Procedure 3-6 To test voltage measurement accuracy 3-7 Procedure 3-7 To test offset accuracy 3-11 Procedure 3-7...
Page 51: Testing Interval
Testing Performance The procedures in this section test measurement performance using Performance Specifications given in chapter 1 as performance standards. Specifications applicable to individual tests are noted at the test for reference. Testing Interval The performance test procedures may be performed for incoming inspection of the oscilloscope and should be performed periodically thereafter to ensure and maintain peak performance.
Page 52: Testing Performance
Chapter 3: Testing Performance Test Record You can record the results of the performance tests in the Performance Test Record provided at the end of this chapter. The Performance Test Record lists the performance tests and provides an area to mark test results. You can use the results recorded at incoming inspection for later comparisons during periodic maintenance, troubleshooting, and after repairs or adjustments.
Page 53: To Test The Dc Calibrator
Chapter 3: Testing Performance To test the dc calibrator To test the dc calibrator The Aux Out BNC on the back panel is used for self-calibration and probe calibration. Though calibrator accuracy is not specified in the performance specifications, it must be within limits in order to provide accurate self-calibration.
Page 54 Chapter 3: Testing Performance To test the dc calibrator Figure 3-2 Set Aux Output to DC Set the output voltage Selecting DC in the Calibration Dialog Set the dc output voltage to +2.400 V using the Level spin box or the numeric keypad dialog.
Page 55: To Test Input Resistance
Chapter 3: Testing Performance To test input resistance To test input resistance This test checks the input resistance of the vertical inputs. A four-wire measurement is used to accurately measure the 50 Ω and 1 MΩ inputs. Specification: 1 MΩ ±1% and 50 Ω ±1.5% Equipment Required Equipment Critical Specifications...
Page 56: To Test Voltage Measurement Accuracy
Chapter 3: Testing Performance To test voltage measurement accuracy To test voltage measurement accuracy This test verifies the voltage measurement accuracy of the oscilloscope. The measurement is made using dual-cursor automatic measurement so that offset errors are not a factor. A power supply provides a reference voltage to check voltage measurement accuracy.
Page 57 Chapter 3: Testing Performance To test voltage measurement accuracy Figure 3-4 Voltage Measurement Accuracy Equipment Setup Press Default Setup to set the oscilloscope to default conditions. Set all channels to dc using the Coupling key and to 1 MΩ input impedance using the Input key.
Page 58 Chapter 3: Testing Performance To test voltage measurement accuracy Volts/div Position Supply Tolerance Limits minimum maximum 17.5 V 35 V +/- 510 mV 34.490 V 35.510 V 14 V +/- 204 mV 13.796 V 14.204 V 1.25 V 4.375 V 8.75 V +/- 127 mV 8.623 V...
Page 59 Chapter 3: Testing Performance To test voltage measurement accuracy Figure 3-7 Set the scale from the table Set the offset from the table Vertical Scaling and Offset for Voltage Accuracy Measurement To Set Vertical Scale and Position You can also use the knobs to set the vertical scale and position, but it is usually easier to use the dialog box, particularly for the fine position setting.
Page 60: To Test Offset Accuracy
Chapter 3: Testing Performance To test offset accuracy To test offset accuracy This test checks the vertical offset accuracy. Specification: ±(1.25% of channel offset + 2% of full scale) at full-resolution channel scale Equipment Required Equipment Critical Specifications Recommended Model/Part Power Supply 0.5 V to 2 Vdc, ±1 mV accuracy Agilent 6114A...
Page 61 Chapter 3: Testing Performance To test offset accuracy Set the supply voltage to 2.00 V as in the first row of the table. Use the DVM to verify the setting. Re-adjust the vertical position, if necessary, so the trace is as close to the horizontal center line of the grid as possible after it has settled (averaging complete).
Page 62: To Test Bandwidth
Chapter 3: Testing Performance To test bandwidth To test bandwidth This test checks the bandwidth of the oscilloscope. Specification Equivalent Time 54830/31B/D: dc to ≥600 MHz 54832B/D & 54833A/D: dc to ≥1 GHz Real Time 54830B/D, 54831B/D: dc to ≥600 MHz 54832B/D, 54833 A/D:dc to ≥...
Page 63: Real Time Test
Chapter 3: Testing Performance To test bandwidth Change the signal generator output frequency to 600 MHz for the 54830B/D & 54831B/D or 1 GHz for the 54832B/D & 54833A/D and set the power meter Cal Factor % to the appropriate value from the calibration chart on the power sensor. This step compensates the power meter reading for changes in the power sensor output at 500 MHz with respect to 10 MHz.
Page 64: To Test Time Measurement Accuracy
Chapter 3: Testing Performance To test time measurement accuracy To test time measurement accuracy This test uses a precise frequency source to check the accuracy of time measurement functions. Specification Delta-t accuracy Equivalent Time: (≥16 averages) ±[(0.0015% × delta-t) + (full scale/(2 × memory depth))+ 30 ps] Real Time: * ±[(0.005% ×...
Page 65 Chapter 3: Testing Performance To test time measurement accuracy Select horizontal from the setup menu. Set the scale to 5 ns/div, position at –5.0 ns, and reference to the left. See Figure 3-8. Figure 3-8 Horizontal Setup for Equivalent Time Procedure Adjust the signal generator output voltage to obtain a waveform with a rise time of approximately 1.4-2.0 ns.
Page 66 Chapter 3: Testing Performance To test time measurement accuracy Select Equivalent Time sampling mode. Enable Averaging and set the # Points to be averaged to 16. Select Manual Memory Depth. Set the memory depth to 2004 points. Click Close. See Figure 3-10. Figure 3-10 Acquisition Setup for Equivalent Time Procedure Select Delta Time from the Time submenu of the Measure menu.
Page 67 Chapter 3: Testing Performance To test time measurement accuracy Set the From Edge # control to 1 with Direction Rising and Threshold Middle. Set the To Edge # control to 2 with Direction Rising and Threshold Middle. Click OK. See Figure 3-12. Figure 3-12 Measurement Settings for Time Interval Measurement For Valid Statistical Data...
Page 68 Chapter 3: Testing Performance To test time measurement accuracy The delta time reading should be 50 ns ± 0.28 ns; minimum 49.72 ns and maximum 50.28 ns. Record the minimum and maximum readings in the Performance Test Record. Change the signal generator frequency to 1 MHz (1 µs period). Select horizontal from the setup menu.
Page 69: Real Time Mode Procedure
Chapter 3: Testing Performance To test time measurement accuracy Real Time Mode Procedure This procedure continues from the previous one. Change the signal generator frequency to 25.31646 MHz (39.49999 ns period). Select Acquisition from the Setup menu. Select Real Time Normal sampling mode. Set Sampling Rate to Manual, 1 GSa/s. Disable Averaging and set Memory Depth to Automatic.
Page 70 Chapter 3: Testing Performance To test time measurement accuracy Figure 3-15 Measurement Definitions for Real Mode Procedure Select Period from the Time submenu of the Measure menu. Period should be 39.5 ns ± 201.97 ps, minimum 39.298 ns, maximum 39.702 ns. Record the minimum and maximum readings in the Performance Test Record.
Page 71: To Test Trigger Sensitivity
Chapter 3: Testing Performance To test trigger sensitivity To test trigger sensitivity This test checks channel and external triggers for sensitivity at rated bandwidth. Specification dc to 100 MHz 100 MHz to 500 MHz 500 MHz to 1 GHz Internal 0.5 div 1.0 div 1.5 div...
Page 72 Chapter 3: Testing Performance To test trigger sensitivity Figure 3-16 Acquisition Setup for Trigger Sensitivity Test Set horizontal time/div to 5 ns/div. Turn on Channel 1 and turn off all other channels. You can do this by using the channel keys above each input BNC or by using the check boxes at the top of the waveform display area.
Page 73: Procedure-External Trigger Test (2-Channel Models Only)
Chapter 3: Testing Performance To test trigger sensitivity Adjust the trigger level control for a stable display. The test passes if triggering is stable. Record the result in the Performance Test Record. Set the signal frequency to 500 MHz and the output level for 1 division of vertical deflection.
Page 74: Procedure-Auxiliary Trigger Test (4-Channel Models Only)
Chapter 3: Testing Performance To test trigger sensitivity Procedure—Auxiliary Trigger Test (4-channel models only) This test is necessary only on the Agilent 54831B/D and Agilent 54832B/D. The auxiliary trigger input is on the front panel of the oscilloscope near the vertical inputs. The dc input resistance of the aux trigger is 2.58kΩ, so to avoid reflections, the trigger source is back-terminated with 50 Ω.
Page 75: To Verify Threshold Accuracy
Chapter 3: Testing Performance To verify threshold accuracy To verify threshold accuracy This test verifies the data channel threshold accuracy specifications of the Agilent 54830/31/32/33D Mixed Signal Oscilloscope. Test Threshold Accuracy only on the 54830/31/32/33D Mixed-Signal Oscilloscope You need to perform these instructions only if you will be testing the Agilent 54830/31/32/33D Mixed-Signal Oscilloscope.
Page 76 Chapter 3: Testing Performance To verify threshold accuracy Press the oscilloscope D on the front panel to turn on the digital channels. See 15-0 Figure 3-18. Figure 3-18 Digital Channels 3–27...
Page 77 Chapter 3: Testing Performance To verify threshold accuracy To adjust the threshold settings, open the Digital channels setup dialog box. a Under the Setup menu, press the Digital selection. Select the threshold tab. Figure 3-19 b Select user defined under the logic family selection. Digital Channels Setup 3–28...
Page 78 Chapter 3: Testing Performance To verify threshold accuracy c Enter the desired threshold value in the threshold selection box. Threshold Accuracy Voltage Test Settings Threshold voltage settings DC offset voltage setting Limits (in oscilloscope User softkey) (on oscilloscope calibrator) +5.00 V +5.250 V ±1 mV DC Lower limit = +4.750 V Upper limit = +5.250 V...
Page 79: Performance Test Record
Chapter 3: Testing Performance To verify threshold accuracy Performance Test Record Agilent Technologies Agilent 54830 Series Oscilloscopes Model Number _____________________ Tested by___________________ Serial Number ___________________________ Work Order No.___________________ Recommended Test Interval - 1 Year/2000 hours Date___________________ Recommended next testing___________________ Ambient temperature ___________________...
Page 80 Chapter 3: Testing Performance To verify threshold accuracy Test Limits Results Bandwidth Down from reference: Channel 1 Channel 2 Channel 3 Channel 4 Equivalent Time <3.0 dB at 600 MHz ___________ ___________ ___________ ___________ (54830/31B/D) <3.0 dB at 1 GHz (54832B/D ___________ ___________ ___________...
Page 81 Chapter 3: Testing Performance To verify threshold accuracy Test Limits Results Digital ±100 mV +3% of threshold setting Pass/Fail Channels Specification Limits Channel D7-D0 Channel D15-D8 Threshold Accuracy 5 V -250 mV 4.750 V __________________ __________________ (54830/31/32/33 5 V +250 mV 5.250 V __________________ __________________...
Page 82: Calibrating And Adjusting
Self Calibration Interval and Hardware Adjustments 4-2 Calibration Procedures 4-2 To run the self calibration 4-3 Calibrating and Adjusting...
Page 83 The firmware calibration is the self cal (self calibration). Self calibration should be done every year, or every 2,000 hours of operation, whichever comes first. There are no hardware adjustments required for the 54830 Series oscilloscope. The self calibration uses signals generated in the oscilloscope to calibrate channel sensitivity, offsets, and trigger parameters.
Page 84: To Run The Self Calibration
Chapter 4: Calibrating and Adjusting To run the self calibration To run the self calibration The self calibration uses signals generated in the oscilloscope to calibrate channel sensitivity, offsets, and trigger parameters. You should run the self calibration • yearly, or according to your periodic needs, •...
Page 85 Chapter 4: Calibrating and Adjusting To run the self calibration Figure 4-1 Clear this check box before starting calibration Click here to start calibration Calibration Dialog Clear Cal Memory Protect to Run self calibration You cannot run self calibration if this box is checked. Connect an adapter to each end of the cable.
Page 86 Safety 5-2 Tools Required 5-2 ESD Precautions 5-2 Keystroke Conventions 5-2 Default Setup 5-3 To install the fan safety shield 5-3 To troubleshoot the oscilloscope 5-4 Primary Trouble Isolation 5-6 No Display Trouble Isolation 5-10 Power Supply Trouble Isolation 5-11 To check probe power outputs 5-13 To Check the keyboard;...
Page 87: Safety
Use caution when working around the cooling fan with the cover removed from the oscilloscope. The cooling fan blades are exposed on one side and can be hazardous. Install the optional fan safety shield (Agilent Technologies P/N 54810-00601) to protect your fingers from the fan blades. Tools Required You will need basic electronic troubleshooting tools, including a digital multimeter and a 100-MHz oscilloscope.
Page 88: Troubleshooting
Chapter 5: Troubleshooting To install the fan safety shield Default Setup A Default Setup is provided to assure the oscilloscope setup is in a known default state. The default setup prevents previous setups from interfering with the next test. It also simplifies the oscilloscope setup procedure.
Page 89: To Troubleshoot The Oscilloscope
Chapter 5: Troubleshooting To troubleshoot the oscilloscope To troubleshoot the oscilloscope The troubleshooting procedure is used to isolate problems to a faulty assembly. When you find the faulty assembly, use the disassembly and assembly procedures in chapter 6 to replace the assembly.
Page 90 Chapter 5: Troubleshooting To troubleshoot the oscilloscope Primary Trouble Isolation Perform power-up Check display Go to ’No Display screen display Debug’ problems Check front panel response. Check processor temperature? Go to ’Keyboard knob and key test Troubleshooting’ Replace temperature motherboard. Does Check for fan fail LED test...
Page 91: Primary Trouble Isolation
Chapter 5: Troubleshooting Primary Trouble Isolation Primary Trouble Isolation The actions in the Primary Trouble Isolation are done without disassembling the oscilloscope. Interaction of the front panel with the rest of the oscilloscope and other indicators are used to help identify the problem area. A letter is assigned to boxes in the flowchart.
Page 92 Chapter 5: Troubleshooting Primary Trouble Isolation Run oscilloscope self-tests. 1 Select Self Test from the Utilities menu. 2 Select oscilloscope Self Tests from the Self Test drop down list box. 3 Click the Start Test button and follow the instructions on the screen. If any of the selftests fail, go to the Acquisition Trouble Isolation troubleshooting flowchart later in this chapter for further troubleshooting.
Page 93 Chapter 5: Troubleshooting Primary Trouble Isolation Use the following procedure to test the front-panel LED (light-emitting diode) indicators. 1 Enable the graphical interface. 2 Select Self Test from the Utilities menu. 3 Select LED from the Self Test drop-down list box, then click Start Test. The LED test screen appears, which shows a symbolic representation of all front panel LED indicators.
Page 94 Chapter 5: Troubleshooting Primary Trouble Isolation No Display Trouble Isolation Remove cabinet and install fan guard Check fan connections and power-on Fans running? Go to Power Supply Power LED lit? Trouble Isolation Connect external monitor, cycle power, and check power up sequence Power-up Go to To check the...
Page 95: No Display Trouble Isolation
1 Disconnect the power cord from the oscilloscope. Refer to chapter 6, “Replacing Assemblies,” for instructions on removing the cabinet. Use care in handling the oscilloscope. 2 Install the optional fan safety shield, Agilent Technologies P/N 54810-00601, over the fans on the left side of the oscilloscope. WAR N IN G...
Page 96: Power Supply Trouble Isolation
Chapter 5: Troubleshooting Power Supply Trouble Isolation Power Supply Trouble Isolation Power Supply Trouble Isolation Check Power Supply Voltages Check power supply Voltages OK? resistances Check for display Replace shorted Resistance OK? onscreen assembly Display Override the Remote onscreen? Inhibit Signal Power supply and Power supply OK, display OK, return to...
Page 97 Chapter 5: Troubleshooting Power Supply Trouble Isolation Figure 5-5 Power Supply Voltage Test Locations (A13) Table 5-1 Power Supply Voltage Limits Supply Voltage Specification Limits +5.1 V ± 0.1 V +5.0 V to +5.2 V -5.2 V ± 0.1 V -5.1 V to -5.3 V +12.2 V ±...
Page 98: To Check Probe Power Outputs
Chapter 5: Troubleshooting To check probe power outputs To check probe power outputs Probe power outputs are on the front panel, surrounding each BNC input. Use the table and figure to the right Supply to check the power output at the connectors.
Page 99: To Check The Keyboard; Troubleshooting Procedure
Chapter 5: Troubleshooting To Check the keyboard; Troubleshooting Procedure To Check the keyboard; Troubleshooting Procedure Use this procedure only if you encounter key failures in the keyboard test procedure. If any knobs fail, replace the keyboard assembly. Disconnect the power cord and remove the cover. Remove the front panel assembly.
Page 100: To Check The Leds
Chapter 5: Troubleshooting To check the LEDs To check the LEDs If you see a failure with the Auto or Trig’d LEDs, check the voltage at pin 6 of W12, with W12 disconnected from the keyboard. The voltage should be as follows: •...
Page 101: To Check The Motherboard, Cpu, And Ram
Chapter 5: Troubleshooting To check the motherboard, CPU, and RAM To check the motherboard, CPU, and RAM This procedure verifies that the PC system board and the associated CPU and RAM are functioning. It assumes that the power supply, display board, and an external VGA monitor are functioning correctly.
Page 102: To Check The Display Board Video Signals
The video signals are checked on the 40-pin connector J103 on the display board A5. Use a 100- MHz, general-purpose oscilloscope, such as the Agilent Technologies 54600B, to verify the signals. Even-numbered pins are on the top side of the connector. The video signals are present during the system boot process before the backlights come on.
Page 103: To Check The Backlight Inverter Voltages
Chapter 5: Troubleshooting To check the backlight inverter voltages To check the backlight inverter voltages The backlight inverter board A5 is located in the front-left corner of the oscilloscope (as you face the front panel). • There is one input connector on the side of the board. •...
Page 104: To Configure The Motherboard Jumpers And Setup Bios
Chapter 5: Troubleshooting To Configure the motherboard jumpers and setup BIOS To Configure the motherboard jumpers and setup BIOS If the BIOS settings become corrupted, the Infiniium oscilloscope PC motherboard will not recognize the hard drive and the unit will not boot. To determine the correct BIOS setup procedure for your configuration, determine the following information: •...
Page 105 Chapter 5: Troubleshooting To Configure the motherboard jumpers and setup BIOS Figure 5-7 MOT VP-22 Motherboard Configure the MOT series VP-22 Motherboard BIOS parameters. Use this procedure to set the MOT VP-22 motherboard BIOS. Connect the power cable to the Infiniium oscilloscope. Connect the external keyboard to the rear panel.
Page 106 Chapter 5: Troubleshooting To Configure the motherboard jumpers and setup BIOS BIOS Setup Procedure Go to Load Setting 2 Defaults and press Enter key. Select Y to load the defaults of BIOS Setting 2 and press the Enter key. If you have a power board part number 54855-66502 then perform the following steps. Otherwise, go to step 7.
Page 107: To Troubleshoot The Acquisition System
Chapter 5: Troubleshooting To troubleshoot the acquisition system To troubleshoot the acquisition system Select Self Test from the Utilities menu. Click Start Self Test to run the test. At the end of the self test the diagnostics box will show the results of each of the major group tests.
Page 108 Chapter 5: Troubleshooting To troubleshoot the acquisition system Figure 5-8 Acquisition Trouble Isolation Does Replace the interface board, A10. If Does acquisition interface that does not work, replace the vertical test test group display board. group pass? pass? Does Does Does Replace misc.
Page 109: Software Revisions
Chapter 5: Troubleshooting Software Revisions Software Revisions • Select About Infiniium... from the Help Menu. A dialog box appears showing the current version number for the oscilloscope software and on- line information system software. This information may be useful when contacting Agilent Technologies for further service information.
Page 110: Replacing Assemblies
ESD Precautions 6-2 Tools Required 6-2 To return the oscilloscope to Agilent Technologies for service 6-3 To remove and replace the cover 6-4 To remove and replace the bottom sleeve 6-6 To disconnect and connect Mylar flex cables 6-8 To remove and replaced the CD-ROM drive 6-9...
Page 111: Esd Precautions
Replacing Assemblies Use the procedures in this chapter when removing and replacing assemblies and parts in the Agilent Technologies 54830 Series oscilloscope. In general, the procedures that follow are placed in the order to be used to remove a particular assembly. The procedures listed first are for assemblies that must be removed first.
Page 112: To Return The Oscilloscope To Agilent Technologies For Service
Pack the oscilloscope in foam or other shock absorbing material and place it in a strong shipping container. You can use the original shipping materials or order materials from an Agilent Technologies Sales Office. If neither are available, place 8 to 10 cm (3 to 4 inches) of shock-absorbing material around the oscilloscope and place it in a box that does not allow movement during shipping.
Page 113: To Remove And Replace The Cover
Chapter 6: Replacing Assemblies To remove and replace the cover To remove and replace the cover Use these steps to remove and replace the cover. When necessary, refer to other removal procedures. Disconnect the power cable. Disconnect all oscilloscope probes and BNC input cables from the front panel. Disconnect any other cables, such as mouse, keyboard, printer, or GPIB cables.
Page 114 Chapter 6: Replacing Assemblies To remove and replace the cover Figure 6-1 Torx Torx 2 Handle Screws (Torx T20) Torx Torx Torx Cover Fasteners 6–5...
Page 115: To Remove And Replace The Bottom Sleeve
Chapter 6: Replacing Assemblies To remove and replace the bottom sleeve To remove and replace the bottom sleeve Use these steps to remove the bottom sleeve. Disconnect the power cable. Disconnect all oscilloscope probes and BNC input cables from the front panel. Disconnect any other cables, such as mouse, keyboard, printer, or GPIB cables.
Page 116 Chapter 6: Replacing Assemblies To remove and replace the bottom sleeve Gently lift the bottom sleeve up and out. Be careful to not catch the feet on the chassis. Figure 6-3 Remove Bottom Sleeve To replace the bottom sleeve, reverse the above procedure. CA UT IO N PROPERLY TIGHTEN HANDLE AND SCREWS! Torque the side handle and rear feet screws to 2 Nm (18 in-lb).
Page 117: To Disconnect And Connect Mylar Flex Cables
Chapter 6: Replacing Assemblies To disconnect and connect Mylar flex cables To disconnect and connect Mylar flex cables Use this procedure when you are instructed to disconnect or connect a Mylar flex cable. Such cables and their connectors are fragile; mishandling may damage the cable or connector. To disconnect the cable Pry up the retainer slightly at either end of the connector using a small flat-blade screwdriver.
Page 118: To Remove And Replaced The Cd-Rom Drive
Chapter 6: Replacing Assemblies To remove and replaced the CD-ROM drive To remove and replaced the CD-ROM drive Use this procedure to remove and replace the CD-ROM drive. When necessary, refer to other removal procedures. Disconnect the power cable and remove the top sleeve. Remove the following cables: •...
Page 119 Chapter 6: Replacing Assemblies To remove and replaced the CD-ROM drive Remove the A4 CD-ROM Adapter Board from the rear of the CD-ROM. To replace the CD-ROM drive, reverse the above procedure with a new drive. 6–10...
Page 120: To Remove And Replace The Autoprobe Assembly
Chapter 6: Replacing Assemblies To remove and replace the AutoProbe assembly To remove and replace the AutoProbe assembly Use this procedure to remove and replace the AutoProbe assembly. When necessary, refer to other removal procedures. Figure 6-7 AutoProbe Assembly Disconnect the power cable and remove the top and bottom sleeves. Remove the AutoProbe connector assembly, the subpanel, and the probe connector assembly that fits around the front-panel BNC connectors, by doing the following: a Disconnect the mylar ribbon cable W8 from the Probe Power and Control Board, A9.
Page 121 Chapter 6: Replacing Assemblies To remove and replace the AutoProbe assembly b Locate the access hole in the front-panel assembly below and almost between channel two and channel three attenuators. c From the back of the front panel, use a small screw driver or other slender pointed object through the access hole to push the AutoProbe assembly faceplate away from the front panel assembly.
Page 122: To Remove And Replace The Internal Digital Input Cable (Mso Models Only)
Chapter 6: Replacing Assemblies To remove and replace the internal digital input cable (MSO models only) To remove and replace the internal digital input cable (MSO models only) Use this procedure to remove and replace the W24 internal digital cable. When necessary, refer to other removal procedures.
Page 123: To Remove And Replace The Backlight Inverter Board
Chapter 6: Replacing Assemblies To remove and replace the backlight inverter board To remove and replace the backlight inverter board Use this procedure to remove and replace the backlight inverter board. When necessary, refer to other removal procedures. Figure 6-12 Backlight Inverter Board WAR N IN G SHOCK HAZARD!
Page 124: To Remove And Replace The Front Panel Assembly
Chapter 6: Replacing Assemblies To remove and replace the front panel assembly Lift the backlight inverter board out through the top of the chassis. To replace the backlight inverter board, reverse the assembly procedure. Figure 6-13 Removing the Backlight Inverter Board To remove and replace the front panel assembly Use these steps to remove and replace the front panel assembly.
Page 125 Chapter 6: Replacing Assemblies To remove and replace the front panel assembly Disconnect the cal cable W9 from J14 on the acquisition board. Using a T10 driver, remove the Torx T10 screw from the front frame back plate. Figure 6-15 T10 torx screw Front Frame Back Plate Acquisition Board...
Page 126 Chapter 6: Replacing Assemblies To remove and replace the front panel assembly Disconnect the backlight primary cable W21, flat-panel display driver cable W11, and keyboard cable W12. Figure 6-16 Disconnecting W21 Backlight Primary Cable, W11 Display Driver Cable, and W12 Keyboard Cable 6–17...
Page 127 Chapter 6: Replacing Assemblies To remove and replace the front panel assembly Remove the four Torx T20 screws that secure the chassis sides to the front panel assembly. Figure 6-17 T10 Torx Screws T20 Torx Screws T20 Torx Screws Front Panel Side Screws Remove the two Torx T10 screws that secure the chassis front to the front panel assembly.
Page 128: To Remove And Replace The Keyboard And Flat-Panel Display Assemblies
Chapter 6: Replacing Assemblies To remove and replace the keyboard and flat-panel display assemblies To remove and replace the keyboard and flat-panel display assemblies Use these steps to disassemble and reassemble the front panel assembly, including the keyboard and flat-panel display. Where necessary, refer to other removal procedures. Disconnect the power cable and remove the cover.
Page 129 Chapter 6: Replacing Assemblies To remove and replace the keyboard and flat-panel display assemblies To remove the cursor keyboard and flat lens, remove the four Torx T10 screws that secure the lens corners, then carefully remove the lens. You can lift the cursor keyboard directly out of the front casting.
Page 130 Chapter 6: Replacing Assemblies To remove and replace the keyboard and flat-panel display assemblies To reassemble the front panel assembly, reverse the above procedure. The cursor keyboard has holes that fit over locating pins in the front panel casting. Be sure to torque the hex nuts for the BNC connectors and the T15 torx screws to 2 Nm (18 in-lb). CA UT IO N PREVENT GLASS BREAKAGE! Use care when handling the Lens Glass and the FPD monitor to prevent glass breakage.
Page 131: To Remove And Replace The Acquisition Board Assembly
Chapter 6: Replacing Assemblies To remove and replace the acquisition board assembly To remove and replace the acquisition board assembly Use this procedure to remove and replace the acquisition assembly. When necessary, refer to other removal procedures. Disconnect the power cable and remove the cover. Remove the Probe Interface subpanel assembly.
Page 132 Chapter 6: Replacing Assemblies To remove and replace the acquisition board assembly Remove the power board from the acquisition assembly. Figure 6-22 Removing the Power Board To re-install the acquisition board assembly, reverse the above procedure. Be sure to observe correct polarity for all cables. 6–23...
Page 133: To Remove And Replace The Interface And Gpib Board
Chapter 6: Replacing Assemblies To remove and replace the interface and GPIB board To remove and replace the interface and GPIB board Use this procedure to remove and replace the interface and GPIB board, A21. When necessary, refer to other removal procedures. Disconnect the power cable and remove the cover.
Page 134: To Remove And Replace The Oscilloscope Graphics Board And Display Board
Chapter 6: Replacing Assemblies To remove and replace the oscilloscope graphics board and display board To remove and replace the oscilloscope graphics board and display board Use these steps to remove and replace the oscilloscope interface board and display board. When necessary, refer to other removal procedures.
Page 135: To Remove And Replace The Floppy Disk Drive
Chapter 6: Replacing Assemblies To remove and replace the floppy disk drive To remove and replace the floppy disk drive Use this procedure to remove and replace the floppy disk drive. When necessary, refer to other removal procedures. Disconnect the power cable and remove the top sleeve. Remove USB cable from the floppy drive.
Page 136: To Remove And Replace The Hard Disk Drive
Chapter 6: Replacing Assemblies To remove and replace the hard disk drive To remove and replace the hard disk drive No internal hard disk drive is installed in oscilloscopes with option 017 installed. Disconnect the power cable and remove the top sleeve. Remove the hard drive IDE cable.
Page 137: To Remove And Replace The Motherboard
Chapter 6: Replacing Assemblies To remove and replace the motherboard To remove and replace the motherboard Use the following procedure to remove and replace the motherboard assembly. When necessary, refer to other removal procedures. Disconnect the power cable and remove the cover. Remove the CD-ROM drive.
Page 138: To Remove And Replace The Power Supply
Chapter 6: Replacing Assemblies To remove and replace the power supply To remove and replace the power supply Use these steps to remove the power supply assembly. When necessary, refer to other removal procedures. WAR N IN G SHOCK HAZARD! If the power supply is defective is could have a dangerous charge on some capacitors.
Page 139 Chapter 6: Replacing Assemblies To remove and replace the power supply Remove the Torx T20 screw that secures the power supply support bracket to the power supply. Remove the two Torx T10 screws that secure the support bracket to the chassis. Remove the four Torx T20 screws that secure the hard drive to the mounting bracket.
Page 140: To Remove And Replace The Fan Controller Board
Chapter 6: Replacing Assemblies To remove and replace the fan controller board To remove and replace the fan controller board Disconnect the power cable and remove the cover. Disconnect the following cables from the fan control board. • All six fan power cables from the fan control board •...
Page 141: To Remove And Replace A Fan
Chapter 6: Replacing Assemblies To remove and replace a fan To remove and replace a fan WAR N IN G AVOID INJURY! The fan blades are exposed both inside and outside the chassis. Disconnect the power cable before working around the fan. Use extreme caution in working with the oscilloscope. Failure to observe these precautions may result in injury.
Page 142: To Remove And Replace The Probe Power And Control Assembly
Chapter 6: Replacing Assemblies To remove and replace the probe power and control assembly To remove and replace the probe power and control assembly Use this procedure to remove the probe power and control assembly. When necessary, refer to other removal procedures. Figure 6-32 Probe Power and Control Assembly Disconnect the power cable and remove the top cover.
Page 143 Chapter 6: Replacing Assemblies To remove and replace the probe power and control assembly Lift the probe power and control assembly out and away from the chassis. Figure 6-33 Remove the Probe Power and Control Assembly To replace the probe power and control assembly, reverse the above procedure. When inserting the assembly, be sure the two tabs on the circuit board engage the two slots in the sheet metal.
Page 144: Replaceable Parts
Ordering Replaceable Parts 7-2 Listed Parts 7-2 Unlisted Parts 7-2 Direct Mail Order System 7-2 Exchange Assemblies 7-2 Power Cables and Plug Configurations 7-3 Exploded Views 7-5 Replaceable Parts List 7-10 Replaceable Parts...
Page 145: Ordering Replaceable Parts
Ordering Replaceable Parts Listed Parts To order a part in the parts list, quote the Agilent Technologies part number, indicate the quantity desired, and address the order to the nearest Agilent Technologies Sales Office. Unlisted Parts To order a part not listed in the parts list, include the oscilloscope part number, oscilloscope serial number, a description of the part (including its function), and the number of parts required.
Page 146: Power Cables And Plug Configurations
Chapter 7: Replaceable Parts Power Cables and Plug Configurations Power Cables and Plug Configurations This oscilloscope is equipped with a three-wire power cable. The type of power cable plug shipped with the oscilloscope depends on the country of destination. The following figure shows option numbers of available power cables and plug configurations.
Page 147 Thailand * Part number shown for plug is industry identifier for plug only. Number shown for cable is Agilent Technologies part number for complete cable including plug. ** These cords are included in the CSA certification approval of the equipment.
Page 148: Exploded Views
Chapter 7: Replaceable Parts Exploded Views Exploded Views Front Frame and Front Panel 7–5...
Page 149 Chapter 7: Replaceable Parts Exploded Views Fan and Acquisition Assembly 7–6...
Page 150 Chapter 7: Replaceable Parts Exploded Views Power Supply and PC Motherboard Without Option 017 7–7...
Page 151 Chapter 7: Replaceable Parts Exploded Views Power Supply and PC Motherboard With Option 017 7–8...
Page 152 Chapter 7: Replaceable Parts Exploded Views Sleeve and Accessory Pouch 7–9...
Page 153: Replaceable Parts List
The information given for each part consists of the following: • Reference designation. • Agilent Technologies part number. • Total quantity (QTY) in oscilloscope or on assembly. The total quantity is given once and at the first appearance of the part number in the list.
Page 154 Chapter 7: Replaceable Parts Replaceable Parts List Replaceable Parts Ref. Agilent Part Des. Number Description Exchange Assemblies 54830-66505 2-CH ACQUISITION ASSEMBLY (Agilent Model 54830B requires software version Windows 98 2.35 or XP 3.5 or later) All others require this assembly. 54830-66407 54831-66505 4-CH ACQUISITION ASSEMBLY (Agilent Model 54831B requires software...
Page 155 Chapter 7: Replaceable Parts Replaceable Parts List Replaceable Parts Ref. Agilent Part Des. Number Description MP35 54810-45001 END CAP HANDLE MP36 54810-61001 BOTTOM FEET w/INSERT MP37 54810-03702 TILT STAND MP38 01680-41002 SIDE FOOT 8120-1521 CABLE-POWER (standard 125V USA) 8120-1703 CABLE-POWER (Option 900-UK) 8120-0696 CABLE-POWER (Option 901-AUSTL) 8120-1692...
Page 156 Chapter 7: Replaceable Parts Replaceable Parts List Replaceable Parts Ref. Agilent Part Des. Number Description 54810-66545 FAN CONTROLLER BOARD 54855-66515 INTERFACE & GPIB BOARD 0950-4113 DC TO DC COVERTOR BOARD Fans 3160-4134 12 V FAN Internal Chassis Parts 0515-2219 MACHINE SCREW 5 MM 54503-25701 HEX NUT BNC (54830/33) 54503-25701...
Page 157 Chapter 7: Replaceable Parts Replaceable Parts List Replaceable Parts Ref. Agilent Part Des. Number Description Cables 54810-61608 SENSE CABLE 54810-61607 CONTROL CABLE 54826-61606 ACQUISITION SIGNAL CABLE 54810-61621 POWER HARNESS CABLE 54810-61617 POWER INPUT/LINE SINC 54810-61613 CABLE ASSEMBLY POWER SUPPLY 54810-61609 MOTHERBOARD SWITCH CABLE 54810-61606 AUTO PROBE INTERFACE CABLE...
Page 158: Theory Of Operation
Block-Level Theory 8-3 Power Supply Assembly 8-4 FPD Monitor Assembly 8-4 Acquisition System 8-4 Front Panel 8-4 Disk Drives 8-4 Attenuators 8-4 Motherboard 8-5 Display Board 8-5 Probe Power and Control 8-5 Attenuator Theory 8-7 Acquisition Theory 8-7 Acquisition Board 8-7 Acquisition Modes 8-8 Interface and GPIB Board (A21) 8-9 Theory of Operation...
Page 159 Chapter 8: Theory of Operation Figure 8-1 Oscilloscope Block Diagram Shown for Original Configuration w/1.44 MByte Floppy Drive 8–2...
Page 160: Block-Level Theory
Theory of Operation This Service Guide supports troubleshooting the Agilent Technologies oscilloscopes to assembly level. Theory of operation is included only as supplemental information. It is not comprehensive enough for component-level troubleshooting. Block-Level Theory The front panel provides: • Dedicated knobs and pushbuttons for major oscilloscope functions.
Page 161: Power Supply Assembly
Chapter 8: Theory of Operation Block-Level Theory Power Supply Assembly The ac input to the power supply is 100–240 Vac, +/-10%. Maximum input power is 440W. The ac input frequency is 47 to 440 Hz. Filtered voltages of +5.1 V, –5.2 V, +12.2 V, 3.3 V, and –12.2 V are supplied and distributed throughout the oscilloscope.
Page 162: Motherboard
Chapter 8: Theory of Operation Block-Level Theory Motherboard The motherboard provides all system control and interface functions for the oscilloscope. It contains a CPU, ROM, RAM, keyboard and mouse interfaces, serial and parallel interfaces, CDROM, hard and floppy disk drive interfaces, and PCI (Peripheral Component Interconnect) buses.
Page 163 Chapter 8: Theory of Operation Block-Level Theory Figure 8-2 CH 1 & 2 Acquistion Memory Digital 0-15 Addr 8 Bit PHI1 32 Bit Zeum 8 Bit PHI2 Addr Acquisition PHI1 Data Memory 32 Bit Deceleration & 32 Bit 8 8Mbit PHI3 4GSa ADC Processing...
Page 164: Attenuator Theory
A reference oscillator and the time base provide the base sample rates. ADC The Agilent Technologies Infiniium Oscilloscope ADC provides all of the sampling, digitizing, and high-speed waveform storage. Each ADC contains two 2 GSa/s ADCs. They can be run in phase to increase resolution, or out-of-phase to sample at 4 GSa/s.
Page 165: Acquisition Modes
• Channel offsets • Trigger levels • Two logic trigger functions Acquisition Modes The Agilent Technologies oscilloscopes provide two acquisition modes: • full channel mode • half channel mode Full Channel Mode In this mode, the oscilloscope uses all the channel inputs.
Page 166: Interface And Gpib Board (A21)
Chapter 8: Theory of Operation Acquisition Theory Interface and GPIB Board (A21) The Interface Board (A21) has three primary functions: • Interface the acquisition board to the motherboard system controller. • Implement miscellaneous oscilloscope functions, including an RS-232 interface to the front- panel keyboard, a 32-bit timer, and non-volatile RAM.
Page 167 8–10...
Page 168 • Do not install substitute parts or perform any unauthorized modification to the instrument. Agilent Technologies P.O. Box 2197 1900 Garden of the Gods Road Colorado Springs, CO 80901...
Page 169 Notices Document Warranty WARNING The material contained in A WARNING notice this document is provided © Agilent Technologies, Inc. 2003- denotes a hazard. It calls “as is,” and is subject to 2004 attention to an operating being changed, without procedure, practice, or notice, in future editions.

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Agilent Technologies 54830 Series Service Manual

Table of Contents

Preparing for Use

Testing Performance

3 Testing Performance

4 Calibrating and Adjusting

Troubleshooting

Replacing Assemblies

Theory of Operation

Quick Links

Chapters

Troubleshooting

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Summary of Contents for Agilent Technologies 54830 Series

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Table of Contents