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Tektronix TPS2000 Series Service Manual

Tektronix TPS2000 Series Service Manual

Digital storage oscilloscopes
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Service Manual
TPS2000 Series
Digital Storage Oscilloscopes
071-1465-00
This document supports firmware version 10.00
and above.
Warning
The servicing instructions are for use by
qualified personnel only. To avoid personal
injury, do not perform any servicing unless you
are qualified to do so. Refer to all safety
summaries prior to performing service.
www.tektronix.com

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  • Page 1 Service Manual TPS2000 Series Digital Storage Oscilloscopes 071-1465-00 This document supports firmware version 10.00 and above. Warning The servicing instructions are for use by qualified personnel only. To avoid personal injury, do not perform any servicing unless you are qualified to do so. Refer to all safety summaries prior to performing service.
  • Page 2 Copyright © Tektronix, Inc. All rights reserved. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes that in all previously published material. Specifications and price change privileges reserved. Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077...
  • Page 3 Tektronix, shipping charges prepaid and with a copy of Customer proof of purchase. Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located.
  • Page 4 Tektronix, shipping charges prepaid and with a copy of Customer proof of purchase. Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located.
  • Page 5 Tektronix, shipping charges prepaid, and with a copy of customer proof of purchase. Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located.

  • Page 7: Table Of Contents

    Check External Edge Trigger Sensitivity ......4- -8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 8 ........... . . 6- -27 Options Electrical Parts List Diagrams TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 9 ......... . . 10- -8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 10 Table of Contents List of Figures Figure 3- -1: TPS2000 Series module-level block diagram, remove CH3 and CH4 for a 2-channel version ....3- -1 Figure 5- -1: Adjustment setups .
  • Page 11 ....10- -8 Table 10- -5: Replaceable optional accessories ....10- -9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 12 Table of Contents TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 13: General Safety Summary

    Avoid Exposed Circuitry. Do not touch exposed connections and components when power is present. Do Not Operate With Suspected Failures. If you suspect there is damage to this product, have it inspected by qualified service personnel. TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 14 WARNING indicates an injury hazard not immediately accessible as you read the marking. CAUTION indicates a hazard to property including the product. Symbols on the Product. The following symbols may appear on the product: CAUTION Standby Chassis Ground Refer to Manual viii TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 15: Service Safety Summary

    Use Care When Servicing With Power On. Dangerous voltages or currents may exist in this product. Disconnect power, remove battery (if applicable), and disconnect test leads before removing protective panels, soldering, or replacing components. To avoid electric shock, do not touch exposed connections. TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 16 Service Safety Summary TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 17: Preface

    Preface This manual provides instructions to verify performance, maintain, and repair TPS2000 Series Digital Storage Oscilloscopes to the module level. Unless noted otherwise, the term “oscilloscope” refers to all models in the TPS2000 Series. Related Manuals Refer the following manuals for additional TPS2000 Series oscilloscope information.

  • Page 18: Product End-Of-Life Handling

    Tektronix Recycling Operations (RAMS). You can contact Tektronix for the RAMS shipping address and instructions. TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 19: Contacting Tektronix

    6:00 a.m. - - 5:00 p.m. Pacific time This phone number is toll free in North America. After office hours, please leave a voice mail message. Outside North America, contact a Tektronix sales office or distributor; see the Tektronix web site for a list of offices. xiii...
  • Page 20 Preface TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 21: Specifications

    Specifications These specifications apply to all TPS2000 Series oscilloscopes. To verify that an oscilloscope meets specifications, it must first meet the following conditions: H The oscilloscope must have been operating continuously for twenty minutes within the specified operating temperature range. See page 1- -8.
  • Page 22 Measured on one channel, with test signal applied between signal and common of the other channel, and with the same VOLTS/DIV and coupling settings on each channel. Refer to the Overvoltage Category description on page 1- 10 . 1- 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 23 Sample mode when the SEC/DIV (horizontal scale) is set from 2.5 s/div to 5 ns/div on 100 MHz models, or from 2.5 s/div to 2.5 ns/div on a TPS2024 model. The Sample mode can still capture 12 ns glitches. 1- 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 24 Same as the DC-coupled limit from DC to 7 kHz, attenuates signals above 80 kHz LF REJ Same as the DC-coupled limits for frequencies above 300 kHz, attenuates signals below 300 kHz Available only on 4-channel oscilloscopes. 1- 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 25 Signal Formats and Field Supports NTSC, PAL, and SECAM broadcast systems for any field or any line Rates, Video Trigger Type Holdoff Range 500 ns to 10 s Available only on 4-channel oscilloscopes. 1- 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 26 < mode and the width is set to a relatively small time. Edge Trigger: The oscilloscope counts all edges of sufficient magnitude and correct polarity. Video Trigger: The Frequency Counter does not operate. 1- 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 27: Table 1- 2: Oscilloscope Display Characteristics

    Table 1- 4: Power source characteristics Source Voltage of the AC Adapter 90 to 264 VAC from 45 Hz through 66 Hz Power Consumption Instrument only: 30 watts max. AC input to AC adapter: 36 watts. 1- 7 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 28: Table 1- 5: Oscilloscope Environmental Characteristics

    The battery packs are rated to operate between - 10 °C and +50 °C (- 14 °F and +122 °F) with less than 80% relative humidity. Operating outside of this range can cause damage. Battery discharge capacity drops significantly at tempera- tures below 0 °C (32 °F) and above 45 °C (113 °F). Wet bulb. 1- 8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 29: Table 1- 6: Oscilloscope Emc Certifications And Compliances

    1 kHz) is not to exceed 1 major division peak- to- peak. Ambient conducted fields may induce triggering when the trigger threshold is offset less than 0.5 major divisions from ground reference. 1- 9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 30: Table 1- 7: Oscilloscope Safety Certifications And Compliances

    This product was certified by the GOST ministry of Russia to be in compliance with all applicable EMC regulations. Peoples Republic of China This product has received the Chinese Metrology Certification (CMC). 1- 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 31: Table 1- 9: P2220 Probe Specifications

    The float voltage must be subtracted from the tip-to-earth ground voltage. For example, if the reference lead is floated to 30 V , the tip voltage to the reference lead is limited to 270 V Table 1- 10: P2220 Probe certifications and compliances 1- 11 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 32: Table 1- 11: P2220 Probe Environmental Characteristics

    ≤60% relative humidity: 41 °C to 50 °C (105 °F to 122 °F) Humidity ≤90% relative humidity: 40 °C (104 °F) or below Cooling Method Convection Altitude Operating Nonoperating 10,000 ft (3,000 m) 40,000 ft (15,000 m) 1- 12 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 33: Operating Information

    Operating Information TPS2000 Series oscilloscopes are two- or four-channel instruments in small, lightweight, bench-top chassis. In addition to a list of general features, this chapter covers: H How to perform a brief functional check H How to use the self-calibration routine H How to restore factory default settings For more detailed operating information, refer to your user manual.

  • Page 34: Attach Reference Leads Correctly

    When taking a floating measurement between two nodes of a circuit, attach the probe reference lead to the lowest impedance or least dynamic of the two nodes. 2- - 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 35: Functional Check

    Push the CH 1 MENU button twice to remove channel 1, push the CH 2 MENU button to display channel 2, repeat steps 2 and 3 above. For 4-channel models, repeat for CH 3 and CH 4. 2- - 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 36: Self Calibration

    Then, press the UTILITY button and select the Do Self Cal option. Follow the on-screen instructions to proceed. Default Setup Check the TPS2000 User Manual for the state of the oscilloscope after you press DEFAULT SETUP. 2- - 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 37: Theory Of Operation

    DC Input J600 Backlight J630 RS-232 ON/OFF J640 Switch J620 Parallel Battery Battery Port Figure 3- - 1: TPS2000 Series module-level block diagram, remove CH3 and CH4 for a 2-channel version 3- - 1 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 38: Acquisition Board

    Theory of Operation Acquisition Board The Acquisition board of the TPS2000 Series four-channel oscilloscope is essentially a dual, two-channel oscilloscope tied together through a common microprocessor, and some special interconnects. This allows the combining of the display and trigger systems. For this reason, the focus of the Acquisition board discussion will be on the two-channel system, with differences noted as necessary.

  • Page 39: Processing And Display System

    LEDs on the front panel for button illumination. The LCD bias varies the contrast, and is temperature compensated by a thermistor mounted on the front panel. 3- - 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 40: Acquisition Board Power

    For the encoders, some amount of debouncing occurs inside the front-panel IC. All key debouncing is handled in the display ASIC on the Acquisition board. 3- - 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 41: Four-Channel Oscilloscopes

    Clock), battery system, and temperature sensor. The temperature sensor is used for fan control. External Peripherals The Acquisition board FPGA also manages communication between the microprocessor and external RS-232 port, Printer Port, and Compact FLASH Card. 3- - 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 42 Theory of Operation 3- - 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 43: Performance Verification

    Termination connectors 011-0049-XX Dual Banana to BNC Adapter Banana plugs to BNC female Tektronix part number 103-0090-00 BNC T Adapter BNC male to dual BNC Tektronix part number female connectors 103-0030-00 4- 1 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 44: Test Record

    Channel 3 Edge Trigger Sensitivity Stable trigger — Channel 4 Edge Trigger Sensitivity Stable trigger — External Edge Trigger Sensitivity Stable trigger — Channels 3 and 4 are only on four channel oscilloscopes. 4- 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 45: Performance Verification Procedures

    2. Set up the oscilloscope using the following steps: Press menu button Select menu option Select setting 1. DEFAULT SETUP — — 2. CH 1 (or whatever channel Voltage Probe is currently being tested). 4- 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 46 7. Repeat steps 1 through 6 until all input channels have been checked. For example, check CH1 the first time through and CH2 the next time. On a four-channel model, then test CH3 and CH4. 4- 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 47: Check Bandwidth

    H 100 MHz if you are checking a TPS2012/2014 H 200 MHz if you are checking a TPS2024. 8. Set the oscilloscope SEC/DIV to 10 ns/div. 9. Check that the peak-to-peak measurement is ≥2.12 V. 4- 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 48: Check Sample Rate And Delay Time Accuracy

    7. Use the vertical POSITION control to center the test signal on screen. 8. Use the horizontal POSITION control to set the position to 10.00 ms. 9. Set the oscilloscope SEC/DIV to 250 ns/div. 4- 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 49: Check Edge Trigger Sensitivity

    Leveled Digitizing oscilloscope sine wave generator Output 50 Ω feedthrough terminator BNC cable 3. Set the oscilloscope VOLTS/DIV to 500 mV/div. 4. Set the oscilloscope SEC/DIV to 25 ns/div. 4- 7 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 50 1. Set up the oscilloscope using the following steps: Press menu button Select menu option Select setting DEFAULT SETUP — — CH 1 (or whatever channel is Voltage Probe currently being tested). TRIGGER Source Mode Normal 4- 8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 51 7. Press SET LEVEL TO 50%. Adjust TRIGGER LEVEL as necessary and then check that triggering is stable. 8. Change the oscilloscope setup using the following step: Press menu button Select menu option Select setting TRIGGER Slope Falling 4- 9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 52 Performance Verification 9. Press SET LEVEL TO 50%. Adjust TRIGGER LEVEL as necessary and then check that triggering is stable. 10. Disconnect the test setup. 4- 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 53: Adjustment Procedures

    Adjustment Procedures This section contains an adjustment procedures for the TPS2000 Series oscilloscopes. Only qualified personnel should perform service procedures. Read the Service Safety Summary and the General Safety Summary at the beginning of this manual before performing any service procedures.

  • Page 54: Adjustment Procedure

    You may now begin executing the sequence of calibration steps required by your oscilloscope and shown below. After the adjustment is complete, disable the Service menu by pushing the UTILITY front-panel button, and the Service and Service Mode Off option buttons. 5- 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 55: Figure 5- 1: Adjustment Setups

    (Table 5- - 2 and 5- - 3 list proper (Table 5- - 2 and 5- - 3 list proper channel) channel) BNC cable BNC cable Figure 5- 1: Adjustment setups 5- 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 56: Adjustment Procedure

    12. Compensate the signal path by performing the self-calibration routine. Disconnect any probes or cables from the channel input connectors. Then, press the UTILITY button and select Do Self Cal to confirm that you are ready to proceed. 5- 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 57: Table 5- 2: Adjustment Steps

    0.4 V DC Voltage 1 0.8 V DC Voltage 1 1.2 V DC Voltage 1 1.6 V DC Voltage 1 2.0 V DC Voltage 1 20.0 V DC Voltage 1 0.0 V 5- 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 58 BWL 5 V BWL, 5 V Sine Wave Generator, 50 Ohm BWL, 1.6 V Edge, 50 Ohm. Refer to Edge setup 1 kHz, 0 to - - 800 mV, fast rising edge diagram. 5- 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 59 Sine Wave Generator 50 Ohm Sine Wave Generator, 50 Ohm BWL 2 5 V BWL, 2.5 V Sine Wave Generator 50 Ohm Sine Wave Generator, 50 Ohm BWL 5 V BWL, 5 V 5- 7 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 60 BWL 5 V BWL, 5 V Sine Wave Generator, 50 Ohm BWL, 1.6 V Edge, 50 Ohm. Refer to Edge setup 1 kHz, 0 to - - 800 mV, fast rising edge diagram. 5- 8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 61 BWL 2 5 V BWL, 2.5 V BWL, 2.5 V Sine Wave Generator 50 Ohm Sine Wave Generator, 50 Ohm Sine Wave Generator, 50 Ohm BWL 5 V BWL, 5 V BWL, 5 V 5- 9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 62 Adjustment Procedures 5- 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 63: Maintenance

    Maintenance This chapter contains the information needed to perform periodic and corrective maintenance on TPS2000 Series oscilloscopes. The following sections are included: H Preparation tells you how to get ready to do oscilloscope maintenance. H Preventing ESD provides general information on preventing damage to internal modules when doing maintenance.

  • Page 64: Inspection And Cleaning

    Dirt also provides an electrical conduction path that could cause an oscillo- scope failure, especially under high-humidity conditions. Inspect and clean the oscilloscope and probes as often as operating conditions require. 6- - 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 65: Table 6- -1: Internal Inspection Check List

    Resolder joint and clean with connections isopropyl alcohol. Wiring and Loose plugs or connectors. Burned, broken, Firmly seat connectors. Repair or cables or frayed wiring. replace modules with defective wires or cables. 6- - 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 66 6. Dry all components and assemblies in an oven or drying compartment using low-temperature (52 _C to 66 _C / 125 _F to 150 _F) circulating air. Lubrication. Periodic lubrication is not required for the oscilloscope. 6- - 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 67: Removal And Installation Procedures

    The Replaceable Parts section, beginning on page 10- -1, lists all of the replace- able modules. Replacement Procedures Disassembly for replacement is best achieved by removing and replacing the modules in a specified order. 6- - 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 68: Tools Required

    K Hand Tool Corp., S-K #40818, or equivalent) H Torque wrench to 40 in-lb (4.5 N ⋅ H Screwdriver with 1/4 inch (6.35 mm) flat blade H Pliers (all-purpose and needle-nose) 6- - 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 69 Then tighten the screw clockwise. A properly started screw will have very little resistance going in. 6- - 7 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 70: Figure 6- -1: Removing And Installing The Rear Case

    Maintenance Rear case screws (5) Rear case Figure 6- - 1: Removing and installing the rear case 6- - 8 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 71 2. Use the pliers to bend the tabs into place and secure the board. 3. Connect the display cable to the backlight inverter board 4. Connect the display inverter cable to the IO board. 5. Install the rear case. 6- - 9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 72: Figure 6- -2: Modules Accessed From The Rear Of The Oscilloscope

    4. Install the rear case. I/O board screws (3) Cables IO board Backlight Inverter board Acquisition board Display data cable Figure 6- - 2: Modules accessed from the rear of the oscilloscope 6- - 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 73: Front-Panel Knob

    7. Remove the four screws from the internal chassis that attach the chassis to the front cover. See Figure 6- -4. 8. Lift the chassis off of the front case. 6- - 11 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 74 8. Use the 16 mm (5/16 inch) deep socket and install the BNC nuts onto the BNC connectors. Torque the nuts to 40 in-lbs using the torque wrench. 9. Install the BNC cover and front-panel knobs. 6- - 12 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 75: Figure 6- -4: Removing The Front Case

    Maintenance Front case screws (4) Compact flash board Bush button Knobs Front case Plastic BNC shell 0.625” BNC nut BNC cover Figure 6- - 4: Removing the front case 6- - 13 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 76: Acquisition Board

    2. Push down to seat the connector. 3. Install the six screws that attach the acquisition board to the chassis. 4. Connect the display data cable at J201. 5. Install the IO board. 6- - 14 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 77 Acquisition board screws (6) J201 Pull up gently to disconnect (J2100) Plastic BNC shell 0.625” BNC nut BNC cover Figure 6- - 5: Using a screwdriver to remove the Acquisition board 6- - 15 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 78: Front-Panel Board

    2. Install the five screws to attach the front-panel board to the chassis. 3. Install the front case. 6- - 16 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 79: Figure 6- -7: Removing The Display Module

    Figure 6- - 7: Removing the display module Installation. To install the display module, refer to Figure 6- -7 and follow these steps: 1. Connect the display data cable to the display. 6- - 17 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 80: Compact Flash Board

    2. Lift the keypad out of the front case. CAUTION. Keep the electrical contacts on the back of the keypad clean. Skin oils and dust will inhibit good electrical contact. 6- - 18 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 81: Figure 6- -8: Removing And Installing The Keypad

    3. Ensure that all buttons are properly seated into place before proceeding. 4. Place the entire internal assembly into the front case. 6- - 19 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 82: Troubleshooting

    (P5100 or P5200) 3.5 or greater digit DMM Troubleshooting Tree To isolate a problem to a specific troubleshooting procedure, use the trouble- shooting tree in Figures 6- -9 through 6- -12. 6- - 20 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 83: Figure 6- -9: Oscilloscope Troubleshooting Tree (1

    Trigger Replace indicator ON? Set trigger Acquisition source to EXT board Press set 50% Good scope Figure 6- - 9: Oscilloscope troubleshooting tree (1 of 4) 6- - 21 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 84: Figure 6- -10: Oscilloscope Troubleshooting Tree (2

    Replace < 5 key Acquisition problem board Power Replace IO supplies OK? board Replace Front Replace Panel board Acquisition board Figure 6- - 10: Oscilloscope troubleshooting tree (2 of 4) 6- - 22 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 85: Figure 6- -11: Oscilloscope Troubleshooting Tree (3

    ~50 kHz Replace display >700 V pk--pk ~50 kHz Replace LCD Detach display >700 V Backlight board pk--pk Figure 6- - 11: Oscilloscope troubleshooting tree (3 of 4) 6- - 23 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 86: Figure 6- -12: Oscilloscope Troubleshooting Tree (4

    Acquisition board card board Instrument no Memory function problem Replace Compact Flash board Memory function Problem fixed Replace Acquisition board Figure 6- - 12: Oscilloscope troubleshooting tree (4 of 4) 6- - 24 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 87: Probe Comp Output

    Diagnostics CH1 diagnostics failed Acquisition board or power supply failure Diagnostics CH2 diagnostics failed Acquisition board or power supply failure Diagnostics ADG421 diagnostics failed Acquisition board or power supply failure 6- - 25 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 88 3. Push the Service Diag. option button to display the Diagnostics menu. 4. Push the Clear Error Log option button to clear the error log of past failures. This also sets the Power Cycle count to zero. 6- - 26 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 89: Repackaging Instructions

    The oscilloscope should not move around inside of the carton when sealed. If the oscilloscope is being shipped to a Tektronix Service Center, enclose the following information: H The owner address...
  • Page 90 Maintenance 6- - 28 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 91: Options

    Options There are no options available for the TPS2000-series oscilloscopes. For a list of available accessories, refer to chapter Mechanical Parts List. 7- - 1 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 92 Options 7- - 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 93: Electrical Parts List

    Electrical Parts List Refer to the Mechanical Parts List chapter for a complete listing and description of replaceable parts for the TPS2000-series oscilloscopes. 8- - 1 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 94 Electrical Parts List 8- - 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 95: Figure 9- -1: Tps2000 Series Block Diagram

    Diagrams This section describes the electrical operation of the TPS2000 Series oscilloscope using the major circuit blocks. Figure 9- -1 shows the oscilloscope interconnec- tions used in the four-channel version. QVGA Passive Preamp/ 60.6 Attenuator Isolator Isolator ADG420 Optocoupler (typ) Probe comp.
  • Page 96 Diagrams 9- - 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 97: Replaceable Parts

    Replaceable Parts This section contains a list of the replaceable modules for the TPS2000 Series oscilloscopes. Use this list to identify and order replacement parts. Parts Ordering Information Replacement parts are available through your local Tektronix field office or representative.

  • Page 98: Using The Replaceable Parts List

    Items in this section are referenced by figure and index numbers to the exploded view illustrations that follow. Tektronix Part Number Use this part number when ordering replacement parts from Tektronix. 3 and 4 Serial Number Column three indicates the serial number at which the part was first effective. Column four indicates the serial number at which the part was discontinued.

  • Page 99: Mfr. Code To Manufacturer Cross Index

    Table 10- - 2: Manufacturers cross index Mfr. code Manufacturer Address City, state, zip code 80009 TEKTRONIX INC 14200 SW KARL BRAUN DR PO BOX 500 BEAVERTON, OR 97077-0001 10- - 3 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 100: Table 10- -3: Replaceable Parts List

    --24 260--2785--00 SWITCH,KEYPAD; ELASTOMERIC,FRONT PANEL, 80009 260--2785--00 PUSHBUTTON,2CH COLOR 260--2786--00 SWITCH,KEYPAD; ELASTOMERIC,FRONT PANEL, 80009 260--2786--00 PUSHBUTTON,4CH COLOR --25 202--0416--00 CASE,FRONT; 2CH,OVERMOLDED METALIZED 80009 202--0416--00 202--0417--00 CASE,FRONT; 4CH,OVERMOLDED METALIZED 80009 202--0417--00 10- - 4 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 101 LABEL, 4 CH LANGUAGE, PORTUGUESE 80009 335--1123--00 335--1124--00 LABEL, 4 CH LANGUAGE, CHINESE (SIMPLIFIED) 80009 335--1124--00 335--1125--00 LABEL, 4 CH LANGUAGE, CHINESE (TRADITIONAL) 80009 335--1125--00 335--1126--00 LABEL, 4 CH LANGUAGE, KOREAN 80009 335--1126--00 10- - 5 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 102 Serial no. Mfr. Mfr. part num- index number effective discont’d code number Name & description 335--1127--00 LABEL, 4 CH LANGUAGE, RUSSIAN 80009 335--1127--00 --37 200--4845--00 COVER, FRONT PROTECTIVE 80009 200--4845--00 10- - 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 103: Figure 10- -1: Exploded View Diagram

    Replaceable Parts Figure 10- - 1: Exploded view diagram 10- - 7 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

  • Page 104: Replaceable Accessories

    Replaceable Parts Replaceable Accessories Tables 10- -4 and 10- -5 list the TPS2000 Series oscilloscope replaceable accesso- ries. Some accessories are not shown in Figure 10- -1. Some replaceable accessories are shown in Figure 10- -2. Table 10- - 4: Replaceable standard accessories...

  • Page 105: Figure 10- -2: Replaceable Accessories

    Spanish 071-1456-XX Japanese 071-1457-XX Portuguese 071-1458-XX Simplified Chinese 071-1459-XX Traditional Chinese 071-1460-XX Korean 071-1461-XX Russian 071-1462-XX Service manual 071-1465-XX Software, OpenChoice 020-2514-XX 343--1689--00 119--6998--00 Figure 10- - 2: Replaceable accessories 10- - 9 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
  • Page 106 Replaceable Parts 10- - 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...

This manual is also suitable for:

Tps 2012Tps2014Tps2024

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