Tektronix TR 210 Service Manual
Tektronix TR 210 Service Manual

Tektronix TR 210 Service Manual

Huntron tracker

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Summary of Contents for Tektronix TR 210

  • Page 1 T h e t e s t & me a s u r e me n t e q u i p me n t y o u n e e d a t t h e p r i c e y o u w a n t . A l l t e s t I n s t r u me n t s , I n c .
  • Page 2 Service Manual TR 210 Huntron Tracker 071-0113-00 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...
  • Page 3 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. Printed in the U.S.A. Tektronix, Inc., P.O. Box 1000, Wilsonville, OR 97070–1000 TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.
  • Page 4 Tektronix, with shipping charges prepaid. 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 6: Table Of Contents

    ..........5–3 TR 210 Service Manual...
  • Page 7 ............6–9 Options Replaceable Electrical Parts Diagrams Replaceable Mechanical Parts TR 210 Service Manual...
  • Page 8 ....... . 2–1 Figure 2–2: Connecting the TR 210 Huntron Tracker to an oscilloscope .
  • Page 9 ....6–5 Table 7–1: Power cord identification ......7–1 TR 210 Service Manual...
  • Page 10 Terms in this Manual. These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. CAUTION. Caution statements identify conditions or practices that could result in damage to this product or other property. TR 210 Service Manual...
  • Page 11 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: WARNING Protective Ground CAUTION Double High Voltage (Earth) Terminal Refer to Manual Insulated TR 210 Service Manual...
  • Page 12 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. TR 210 Service Manual...
  • Page 13 Service Safety Summary viii TR 210 Service Manual...
  • Page 14 Preface This manual provides information to troubleshoot and repair the TR 210 Huntron Tracker to the module level. Related Manuals Additional documentation for the instrument is contained in the TR 210 Huntron Tracker User Manual (part number 071-0114-XX). Contacting Tektronix...
  • Page 15 Preface TR 210 Service Manual...
  • Page 17: Specifications

    Specifications This chapter contains the specifications for the TR 210 Huntron Tracker. All specifications are guaranteed unless noted as “typical.” Typical specifications are provided for your convenience but are not guaranteed. Electrical Specifications Table 1–1 lists the electrical specifications for the TR 210 Huntron Tracker.
  • Page 18: Table 1-2: Mechanical Specifications

    230 V: 5 mm x 20 mm, T125 mA, 250 V,(IEC127-2/III, type GDC), user replaceable Mechanical Specifications Table 1–2 lists the mechanical specifications for the TR 210 Huntron Tracker. Table 1–2: Mechanical specifications Dimensions (W x H x D) 11.5 in x 2.7 in x 10.2 in (29.1 cm x 6.9 cm x 25.9 cm) Weight 4.6 lbs.
  • Page 19: Table 1-4: Certifications And Compliances

    Specifications Certifications and Compliances Table 1–4 lists the certifications and compliances for the TR 210 Huntron Tracker. Table 1–4: Certifications and compliances Characteristic Description EC Declaration of Conformity – Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility. Compliance was demonstrated to the following specifications as listed in the Official Journal of the European...
  • Page 20 Specifications 1–4 TR 210 Service Manual...
  • Page 22: Installation

    Installation This section describes how to configure the TR 210 Huntron Tracker and connect it to an oscilloscope. Power Configuration For the following discussion, refer to Figure 2–1 for the location of the rear panel features. CAUTION. To avoid product damage, set the line selector switch to the correct position and install the correct fuse before applying line power.
  • Page 23: Oscilloscope Connection

    The oscilloscope must be capable of displaying an untriggered XY waveform that is generated by the TR 210 Huntron Tracker. Connect the TR 210 Huntron Tracker to the oscilloscope as shown in Figure 2–2. Test oscilloscope TR 210 (rear) Figure 2–2: Connecting the TR 210 Huntron Tracker to an oscilloscope...
  • Page 24: Operation

    Operation This section briefly describes the TR 210 operation. For more information, refer to the TR 210 User Manual. Front-Panel Controls and Connectors Figure 2–3 identifies the front-panel controls and connectors that are described in Table 2–1. Figure 2–3: Front panel Table 2–1: Front-panel controls and connectors...
  • Page 25: Operational Check Procedure

    Selects channel B for display on the oscilloscope. Operational Check Procedure The following procedure verifies that the TR 210 and the oscilloscope are set up and connected correctly. 1. Connect the TR 210 and oscilloscope together and set up the oscilloscope as described in Oscilloscope Connection on page 2–2.
  • Page 26: Figure 2-4: Typical Open-Circuit Signature

    Operation Figure 2–4: Typical open-circuit signature 4. On the TR 210, short the channel A test terminal to the COM test terminal. 5. Verify that a vertical line is now displayed on the oscilloscope screen similar to that shown in Figure 2–5. This is the short-circuit signature.
  • Page 27 Operation 2–6 TR 210 Service Manual...
  • Page 29: Front Panel Module

    Theory of Operation Figure 3–1 shows a block diagram of the TR 210 Huntron Tracker and replace- able modules. Rear Panel Front Panel Module Main Board Module Module Front panel + 15 V Control logic controls Line Filter Module Power supply Pulse generator –...
  • Page 30: Line Filter Module

    The line filter module contains the AC input socket, power switch, and line fuse. The line filter connects to the main board with a 3-wide socket. Rear Panel Module The rear panel module contains the rear panel X and Y BNC connectors, signal fuse, and line filter module. 3–2 TR 210 Service Manual...
  • Page 32: Equipment Required

    Performance Verification The performance verification procedures in this section verify the basic operation of the TR 210 Huntron Tracker. Because all specifications are either typical or guaranteed nominal, no measurement tolerances are given. Equipment Required The equipment listed in Table 4–1 is required to verify the performance of the the TR 210 Huntron Tracker.
  • Page 33: Preparation

    1. Make sure the line frequency and line voltage switches on the back panel are set correctly. 2. Plug the TR 210 Huntron Tracker in and turn the power on. The control indicators of the tracker under test should power up in the following...
  • Page 34 With the + LED off, repeat the above procedure using the – (negative) button. The LED should toggle on and off each time the button is pressed. 4–3 TR 210 Service Manual...
  • Page 35: Signal Section

    20 VAC LOW1 2.1 VAC 5. Select Channel B and HIGH range. 6. Connect the DMM between the Channel B and COM test terminals. Repeat the measurements for each range listed. 7. Remove the connections. 4–4 TR 210 Service Manual...
  • Page 36 6. Remove the short from the A to COM terminals, short the B to COM terminals, select channel B and repeat the test. 7. Remove the short from the B to COM terminals. 4–5 TR 210 Service Manual...
  • Page 37 7. Disconnect the banana lead, coax, and BNC adapter. Test Terminal Frequency Check the frequency of the test terminal signal. 1. Set the 60/50 Hz switch on the back of the tracker to 60 Hz. 4–6 TR 210 Service Manual...
  • Page 38 3. Verify the following RMS current readings: DMM range Measured current (current mode) Tracker range (typical) 20 mA HIGH 0.57 mA 20 mA MED2 0.53 mA 20 mA MED1 8.2 mA 200 mA LOW2 132 mA 20 mA LOW1 0.21 mA 4–7 TR 210 Service Manual...
  • Page 39: Pulse Generator Section

    Press the + and – buttons so that both + and – LEDs are off. Verify that the voltage level is near zero for this condition. b. Rotate the LEVEL knob in both directions. The voltage level on Channel 2 of the oscilloscope should remain near zero. 4–8 TR 210 Service Manual...
  • Page 40 2000 Hz. Set the oscillo- scope time base as follows for each frequency range: Tracker frequency range Oscilloscope time base setting 50/60 Hz 5 ms/div 200 Hz 1 ms/div 2000 Hz 250 s/div 4–9 TR 210 Service Manual...
  • Page 41: Figure 4-1: Pulse Types

    Performance Verification Pulse (min) (max) width settings Test signal 0 Positive 0 Negative 0 Composite 0 Figure 4–1: Pulse types 4–10 TR 210 Service Manual...
  • Page 43: Equipment Required

    This section contains information needed to adjust the TR 210 Huntron Tracker. NOTE. This procedure is for trained service technicians only Equipment Required The equipment listed in Table 5–1 is required to adjust the TR 210 Huntron Tracker. Table 5–1: Test equipment, fixtures, and supplies...
  • Page 44 On (all other ranges off) 50/60 (Hz) On (all other frequencies off) PULSE DC On (+ and – off) 4. Turn the RATE control to midrange. 5. Turn the LEVEL and WIDTH controls fully counterclockwise. 5–2 TR 210 Service Manual...
  • Page 45: Adjustment Procedure

    Adjustment Procedures Adjustment Procedure The illustration in Figure 5–1 shows the adjustment locations for the TR 210 Huntron Tracker. Cathode, D9 Anode, D7 R106 C123 Figure 5–1: TR 210 adjustment locations and test points 1. Using a DMM (item 1), verify the following voltages with respect to TP1 (com): a.
  • Page 46 NOTE. If a horizontal and a diagonal trace is displayed, turn channel 1 off to eliminate the diagonal trace. 8. Adjust the trim cap C123 to eliminate any split trace. NOTE. Some split trace is normal in all other ranges at 2000 Hz. 5–4 TR 210 Service Manual...
  • Page 48: Maintenance

    Maintenance This section contains the information needed to do periodic and corrective maintenance on the TR 210 Huntron Tracker. Preparation Before servicing this product, read the Safety Summary and Introduction at the front of the manual and the ESD information below.
  • Page 49 For interior components, use a 75% isopropyl alcohol solution as a cleaner and rinse with deionized water. Before using any other type of cleaner, consult your Tektronix Service Center or representative. Inspect the internal portions of the instrument for damage using Table 6–1 as a guide.
  • Page 50: Table 6-1: Internal Inspection Check List

    Wiring and cables Loose plugs or connectors. Firmly seat connectors. Repair or Burned, broken, or frayed wiring. replace modules with defective wires or cables. Chassis Dents, deformations, and dam- Straighten, repair, or replace aged hardware. defective hardware. 6–3 TR 210 Service Manual...
  • Page 51 Maintenance 6–4 TR 210 Service Manual...
  • Page 52: Table 6-2: Tools Required For Module Removal

    Name Description # 1 Phillips screwdriver Standard tool # 1 Pozidrive screwdriver Standard tool Small, flat-blade Standard tool screwdriver Angle-Tip Tweezers Standard tool Soldering Iron Standard tool Pliers Standard tool 11/32 hex wrench Standard tool 6–5 TR 210 Service Manual...
  • Page 53: Signal Fuse

    2. Remove and replace the signal fuse from the fuse clip. Use a fuse that has the same size and rating. The rating for the fuse is listed on the rear panel below the fuse holder. Figure 6–2: Signal fuse (159-0312-00) 6–6 TR 210 Service Manual...
  • Page 54: Front Panel Knobs

    6. To replace the cover, turn the cover so that the tongue and groove features in the sides of the top cover align with those in the bottom cover and that both sides fit snugly together. Tighten the screws and reinstall the bottom cover clips. 6–7 TR 210 Service Manual...
  • Page 55: Line Filter

    6. Remove and replace the rear panel assembly. 7. Reinstall the main circuit board and rear panel assembly in the bottom cover and tighten the screws so they are just snug (about 2 inch/lbs). Do not overtighten 6–8 TR 210 Service Manual...
  • Page 56: Front Panel Assembly

    6. Reinstall the main circuit board in the bottom cover and tighten the screws so they are just snug (about 2 inch/lbs). Do not overtighten 6–9 TR 210 Service Manual...
  • Page 57 Removal and Installation Procedures 6–10 TR 210 Service Manual...
  • Page 59: Table 7-1: Power Cord Identification

    Options Table 7–1 shows the power cord options available with the TR 210 Huntron Tracker at the time of purchase. Besides the power cord options, no other options are available at the time of purchase. Table 7–1: Power cord identification...
  • Page 60 Options 7–2 TR 210 Service Manual...
  • Page 62 Replaceable Electrical Parts For a list of all replaceable parts, refer to the Mechanical Parts List on page 10–1. 8–1 TR 210 Service Manual...
  • Page 63 Replaceable Electrical Parts 8–2 TR 210 Service Manual...
  • Page 65 Diagrams For an exploded view diagram of the TR 210 Huntron Tracker, refer to the Mechanical Parts List on page 10–1. 9–1 TR 210 Service Manual...
  • Page 66 Diagrams 9–2 TR 210 Service Manual...
  • Page 68: Figure 10-1: Tr 210 Replaceable Parts And Accessories

    Replaceable Mechanical Parts Figure 10–1: TR 210 replaceable parts and accessories 10–1 TR 210 Service Manual...
  • Page 69 –––––––––– Black ground leads 57705 98–0043 –21 –––––––––– Blue Clip Leads 57705 98–0036 161–0230–01 CABLE ASSY,PWR:3,18 AWG,92 L,SVT,TAN,60 DEG 2W733 ORDER BY C,MC–6–3C/G X RTANG BME,10A/125V, DESCRIPTION 071–0113–00 MANUAL,TECH:SERVICE,TR210 80009 071–0113–00 071–0114–00 MANUAL,TECH:USER,ENGLISH,TR210 80009 071–0114–00 10–2 TR 210 Service Manual...
  • Page 70 MILL CREEK, WA 98012 80009 TEKTRONIX INC 14150 SW KARL BRAUN DR BEAVERTON, OR 97077–0001 PO BOX 500 TK2280 ESCORT INSTRUMENTS CORP NO. 6, ALLEY 6, LANE 45 HSIN TIEN, TAIPEI, TAIWAN CN PAO–HSIN RD 10–3 TR 210 Service Manual...
  • Page 71 Replaceable Mechanical Parts 10–4 TR 210 Service Manual...

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