Tektronix AWG510 Service Manual
Tektronix AWG510 Service Manual

Tektronix AWG510 Service Manual

Arbitrary waveform generator
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  • 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 AWG510 & AWG520 Arbitrary Waveform Generator 071-0101-50 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 3 Copyright © Tektronix Japan, Ltd. All rights reserved. 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.
  • 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 ..........4–23 AWG510 & AWG520 Service Manual...
  • Page 7 ......... 8–1 AWG510 & AWG520 Service Manual...
  • Page 8 ........10–2 AWG510 & AWG520 Service Manual...
  • Page 9: Table Of Contents

    ..... . 4–50 Figure 4–19: Trigger Signal (–5V check1) ..... . . 4–51 AWG510 & AWG520 Service Manual...
  • Page 10 Figure 5–11: Adjustment location for the power supply unit ..5–20 Figure 6–1: AWG510 and AWG520 Orientation ....6–12 Figure 6–2: External modules...
  • Page 11 ..... . 6–36 Figure 6–17: A75 Noise Generator Board and A71 (AWG510)/A72 (AWG520) Output Board removal ..6–38 Figure 6–18: A40 Clock Board removal...
  • Page 12 ........10–21 AWG510 & AWG520 Service Manual...
  • Page 13 ....4–10 Table 4–3: Waveform memory cell test errors ....4–11 viii AWG510 & AWG520 Service Manual...
  • Page 14 Table 7–4: Accessory Software ....... 7–4 AWG510 & AWG520 Service Manual...
  • Page 15 Table of Contents AWG510 & AWG520 Service Manual...
  • Page 16 Do Not Operate in Wet/Damp Conditions. Do Not Operate in an Explosive Atmosphere. Keep Product Surfaces Clean and Dry. Provide Proper Ventilation. Refer to the manual’s installation instructions for details on installing the product so it has proper ventilation. AWG510 & AWG520 Service Manual...
  • Page 17 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 AWG510 & AWG520 Service Manual...
  • Page 18 CRT enclosure. X-ray emissions generated within this product have been sufficiently shielded. Memory Backup Battery. This product contains a Lithium:poly-carbon monofluo- ride battery for memory backup purposes. This battery is not user replaceable. xiii AWG510 & AWG520 Service Manual...
  • Page 19 Service Safety Summary AWG510 & AWG520 Service Manual...
  • Page 20 Preface This is the service manual for the AWG510 and AWG520 Arbitrary Waveform- Generator. The manual contains information needed to service the waveform generator to the module level. Manual Structure This manual is divided into sections, such as Specifications and Theory of Operation.
  • Page 21 Other documentation for the AWG510 and AWG520 Arbitrary Waveform Generator includes: H The AWG510 and AWG520 User Manual contains a tutorial to quickly describe how to operate the waveform generator. It also includes an in-depth discussion on how to more completely use the waveform generator features.
  • Page 22 Introduction This manual contains information needed to properly service the AWG510 and AWG520 Arbitrary Waveform Generators, as well as general information critical to safe and effective servicing. To prevent personal injury or damage to the waveform generator, consider the following before attempting service:...
  • Page 23 Tektronix service technicians are well equipped to service the waveform generator. Tektronix technicians train on Tektronix products; they have access to the latest information on improvements to the AWG510 and AWG520 as well as new options. Warranty Repair Service Tektronix warrants this product for one year from date of purchase.
  • Page 24 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. AWG510 & AWG520 Service Manual...
  • Page 25 Introduction AWG510 & AWG520 Service Manual...
  • Page 26: Table 1-1: Awg 500-Series Waveform Editors

    Digital Data Out option (Option 03) that bypasses the DA converter to directly output the waveform memory digital data. The AWG510 and AWG520 includes five waveform editors, as described in the following table. Table 1-1: AWG 500 Series waveform editors...
  • Page 27 Product Overview AWG510 & AWG520 Service Manual...
  • Page 28 Specifications This section contains the AWG510 and AWG520 Arbitrary Waveform Generator specifications. All specifications are guaranteed unless labeled “typical”. Typical specifications are provided for your convenience but are not guaranteed. Specifications that are marked with the asterisk (*) symbol in the column...
  • Page 29: Table 1-2: Operation Modes

    Maximum 8000 steps The sequence operates for both CH1 and CH2 in the AWG520. Sequence counter 1 to 65536, or Infinite Waveform data points Multiple of 4 in the range from 256 to 4,198,048 points AWG510 & AWG520 Service Manual...
  • Page 30: Table 1-4: Clock Generator

    BNC connectors Output signal AWG510 Complemental; CH1 and CH1 AWG520 Single ended; CH1 and CH2 DA converter Differential non linearity Within 1 bit Integral non linearity Within 1 bit Resolution 10 bits Output impedance 50 W AWG510 & AWG520 Service Manual...
  • Page 31 (CH1 and CH2) amplitude: 1.0 V, offset: 0 V, filter: through) Harmonics x -50 dBc (DC to 400 MHz) Noise x -53 dBc (DC to 400 MHz) Phase Noise x -90 dBc / Hz (10 kHz offset) AWG510 & AWG520 Service Manual...
  • Page 32: Table 1-7: Filter

    Delay from trigger 10 MHz 77 ns )1 clock 20 MHz 57 ns )1 clock 50 MHz 47 ns )1 clock 100 MHz 42 ns )1 clock Through 37 ns )1 clock See Figure 1-2 for T AWG510 & AWG520 Service Manual...
  • Page 33: Table 1-8: Auxiliary Outputs

    ECL 100 K compatible (internally loaded in 50 W to -2 V and 43 W series terminated) Period jitter Measured by TDS694C-1MHD with TDSJIT1 Typical Refer to Table 1-11. Cycle to cycle jitter Measured by TDS694C-1MHD with TDSJIT1 Typical Refer to Table 1-12. Connector Rear panel BNC connectors AWG510 & AWG520 Service Manual...
  • Page 34: Table 1-9: Period Jitter (Ch1 Marker1 Out)

    9.0 ps 55.0 ps 8.0 ps 50.0 ps AWG510 8.5 ps 60.0 ps 8.0 ps 55.0 ps 8.0 ps 50.0 ps AWG510 OP3 9.5 ps 70.0 ps 9.0 ps 55.0 ps 8.0 ps 50.0 ps AWG510 & AWG520 Service Manual...
  • Page 35: Table 1-11: Period Jitter (Clock Out)

    , Hi: +0.5 V, Lo: -0.5 V) Typical 1.0 ns (2 V ,Hi: +1 V, Lo: -1 V) 2.0 ns (4 V , Hi: +2 V, Lo: -2 V) *Skew between data 330 ps Page 4-72 x 1 ns 1-10 AWG510 & AWG520 Service Manual...
  • Page 36: Table 1-14: Auxiliary Inputs

    45 ns + 358.5 clocks Miaximum 45 ns + 430.5 clocks Event trigger input Connector 9 pin, D type on the rear panel Number of events 4 bits Input signal 4 event bits and Strobe 1-11 AWG510 & AWG520 Service Manual...
  • Page 37 50 W Frequency range 10 MHz to 1 GHz Page 4-61 Duty ration 40% to 60% Pulse width Minimum 0.5 ns The characteristics are specified at the end of the BNC cable (012 0482 00). 1-12 AWG510 & AWG520 Service Manual...
  • Page 38: Table 1-15: Funcion Generator (Fg)

    5.0 % 50.01 MHz to 100.00 MHz 10.0 % Marker Out Pulse Width Mrker1 Hi : 0 % to 20 % of 1 waveform period Lo : 20% to 100 % of 1 waveform period 1-13 AWG510 & AWG520 Service Manual...
  • Page 39: Table 1-16: Display

    Table 1-19: Interface connectors Characteristics Description GPIB 24 pin, IEEE 488.1 connector on the rear panel Ethernet 10BASE T, RJ 45 connector on the rear panel Keyboard connector 6 pin, mini DIN connector on the rear panel 1-14 AWG510 & AWG520 Service Manual...
  • Page 40: Figure 1-1: Dimensions

    178 mm (7.0 inches) 194 mm (7.64 inches) with Feet Width 422 mm (16.6 inches) 434 mm (17.1 inches) with Handle Length 560 mm (22.0 inches) 602 mm (23.71 inches) with Rear Feet [mm] Figure 1-1: Dimensions 1-15 AWG510 & AWG520 Service Manual...
  • Page 41: Table 1-21: Installation Requirement

    0.27 g rms, from 5 Hz to 500 Hz, 10 minutes Non operating 2.28 g rms, from 5 Hz to 500 Hz, 10 minutes Shock Non operating 294 m/s (30 G), half sine, 11 ms duration 1-16 AWG510 & AWG520 Service Manual...
  • Page 42: Table 1-23: Certifications And Compliances

    Specifications Certification and Compliances The certification and compliances for the AWG510 and AWG520 Arbitrary Waveform Generator are listed in Table 1–23. Table 1-23: Certifications and compliances EC declaration of conformity - Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility. Compliance was...
  • Page 43 IEC Characteristics Equipment type: Test and Measuring Installation Category II (as defined in IEC 61010-1, Annex J) Pollution Degree 2 (as defined in IEC 61010-1) Safety Class I (as defined in IEC 61010-1, Annex H) 1-18 AWG510 & AWG520 Service Manual...
  • Page 44: Figure 1-2: Signal Timing

    Marker (Marker skew 32 ps [typ]) (4.4 ns [typ]) Digital Out (D.O skew 330 ps [typ]) (3.7 ns [typ]) (Trigger to clock: 20 ns + 1.5 CLK [typ]) Clock Out Figure 1-2: Signal timing 1-19 AWG510 & AWG520 Service Manual...
  • Page 45 Specifications 1-20 AWG510 & AWG520 Service Manual...
  • Page 46 This section is divided into following two subsections: H Preparation for Use. Describes the installation, environmental requirements, information on how to power on or off, and so on. H Instruction for Operation. Describes the general menu operating information and Diag/Cal menu structure. AWG510 & AWG520 Service Manual...
  • Page 47 Operating Information AWG510 & AWG520 Service Manual...
  • Page 48 Do not defeat the grounding connection. Any interruption of the grounding connection can create an electric shock hazard. For electric shock protection, the grounding connection must be made before making connection to the instrument’s input or output terminals. AWG510 & AWG520 Service Manual...
  • Page 49: Table 2-1: Power-Cord Conductor Identification

    Green/Yellow Green Table 2-2: Power cord identification Plug Configuration Normal Usage Option Number North America Standard 125 V Europe 230 V United Kingdom 230 V Australia 230 V North America 230 V Switzerland 230 V AWG510 & AWG520 Service Manual...
  • Page 50 Partial or total loss of stored settings upon power on may indicate that the memory module batteries need to be replaced. You must return the modules to an authorized Tektronix field service facility to replace the batteries and reload calibration constants.
  • Page 51 If the AWG500 shuts down unexpectedly, improve ventilation around the AWG500 and wait a few minutes to allow it to cool down; then switch the power on again. AWG510 & AWG520 Service Manual...
  • Page 52 Wait for the instrument to finish the operation when doing adjustments, saving waveforms, or saving setups. Improper power off or unexpected loss of power to the AWG500 can result in calibration data corruptions on the hard disk. AWG510 & AWG520 Service Manual...
  • Page 53 375 pounds and with an inside dimension at least six inches greater than the instrument dimensions. If the instrument is being shipped to a Tektronix Service Center, enclose the following information: the owner’s name, address, phone number of a contact person, type and serial number of the instrument, reason for returning, and a complete description of the service required.
  • Page 54: Figure 2-1: Menu Buttons, Bezel Menu Buttons, And The Clear Menu

    The CLEAR MENU button cancels the current menu operation and exits to the previous instrument state. Menu buttons Side menu bezel buttons (side buttons) Bottom menu bezel buttons (bottom buttons) CLEAR MENU button Figure 2-1: Menu buttons, bezel menu buttons, and the CLEAR MENU button AWG510 & AWG520 Service Manual...
  • Page 55: Figure 2-2: Bottom And Side Menus

    You use a side menu button to enter into the side submenu, set a parameter, perform a feature, or cancel an operation. You can find various type of side buttons as show in Table 2–3 describing the side menu button types. 2-10 AWG510 & AWG520 Service Manual...
  • Page 56: Figure 2-3: Pop-Up Menu Example

    Use the general purpose knob or the front-panel arrow buttons to move up or down in the list. Push the OK side button or the ENTER front-panel button to confirm the selected item. Figure 2-3: Pop up menu example 2-11 AWG510 & AWG520 Service Manual...
  • Page 57: Figure 2-4: Dialog Box Example

    1 of N choice Figure 2-4: Dialog box example Refer to Numeric Input on page 2–13 and Text Input on page 2–15 for more information on selecting and entering values in menus and dialog boxes. 2-12 AWG510 & AWG520 Service Manual...
  • Page 58: Button

    When using the general purpose knob, values you change in side menus and menu screens take effect immediately: values in pop-up menus are not effective until you push the OK side button or the ENTER front-panel button. 2-13 AWG510 & AWG520 Service Manual...
  • Page 59: Figure 2-6: Keypad Buttons

    To set to the maximum or minimum value, enter a great larger value or smaller value. This is useful when you do not know the range that can be set. 2-14 AWG510 & AWG520 Service Manual...
  • Page 60: Figure 2-7: Three Type Of Input Text Dialog Boxes

    You can also select equation or file names from the name list to insert into the text field. Underscore character Text field Character palette Name list Text field Character palette Text field Figure 2-7: Three type of Input text dialog boxes 2-15 AWG510 & AWG520 Service Manual...
  • Page 61: Table 2-4: Text Input Button Functions

    Enters numeric characters into the text field. SHIFT button Enters a selected character in upper case. When you push the SHIFT button, the SHIFT LED lights. When the dialog box disappears, the SHIFT LED also goes off. 2-16 AWG510 & AWG520 Service Manual...
  • Page 62: Figure 2-8: Shortcut Controls

    Shifts data in the area specified by the area cursor. This control can be used only for the quick editing. Refer to Quick Editing in the user nmanual for more details on quick editing. 2-17 AWG510 & AWG520 Service Manual...
  • Page 63: Table 2-6: Awg500-Series Waveform Generator File Types

    Waveform Generator: the instrument hard disk drive, the instrument floppy disk drive, or a remote storage device accessible through the Ethernet interface. If the file you want to load is not on the current drive, use the EDIT main screen Drive 2-18 AWG510 & AWG520 Service Manual...
  • Page 64: Table 2-7: Drive And Directory Menus

    2. Select the file to copy. 3. Push File (bottom)!Copy (side) 4. Enter the new name for the copied file in the file name field 5. Push OK (side). The file is copied and renamed. 2-19 AWG510 & AWG520 Service Manual...
  • Page 65 Read Only that is the attribution of the selected file. Pushing this side button causes to immediately change the file attribute. The file with read only attribute is marked by , and the directory by . See Figure 2–9. 2-20 AWG510 & AWG520 Service Manual...
  • Page 66: Figure 2-9: Files And Directories With Read Only Attribute

    Drive... side menu button. When you are done entering the file name, push the OK side button or the ENTER front-panel button to close the dialog box and save the file. Figure 2-10: Input Filename dialog box 2-21 AWG510 & AWG520 Service Manual...
  • Page 67: Table 2-8: Waveform Record Length Adjustment Messages

    With repetitions of the original data linked, a file with a data length meeting the requirements is created. If the total length of the linked data exceeds 4M points, this will cause an error. 2-22 AWG510 & AWG520 Service Manual...
  • Page 68 Theory of Operation This section describes the electrical operation of the AWG510 and AWG520 Arbitrary Waveform Generator of the major circuit blocks or modules. Refer to Figure 9–1 while reading this text. Module Overview The AWG510 and AWG520 are portable dual–channel waveform generator (differential for the AWG510 and single–ended for the AWG520).
  • Page 69 Add Input on the rear panel to the output waveform. The output waveforms are supplied at two BNC connectors on the front panel with 50 W impedance (AWG510: CH 1 normal and CH 1 invert. AWG520: CH 1 and CH2).
  • Page 70 Three brushless DC fans on the left (floppy disk) side provide forced air cooling for the waveform generator The fan control circuitry on the A10/A11 Connector board controls power to the fans sensing the temperature in the cabinet. AWG510 & AWG520 Service Manual...
  • Page 71 The Digital Data Out option (03) directly outputs the digital data in the waveform memory without passing it through the digital-to-analog converter. This option is installed on the AWG board. For more information about options, refer to section 7, Option. AWG510 & AWG520 Service Manual...
  • Page 72 They require more time to perform and suitable test equipment is required. (Refer to Equipment Required on page 4–13). Conventions Throughout these procedures the following conventions apply: H Each test procedure uses the following general format: Title of Test Equipment Required Prerequisites Procedure AWG510 & AWG520 Service Manual...
  • Page 73 EDIT; then Drive..., push Floppy side button and use the knob to select the waveform file SINE.WFM from the file list.” STOP. The symbol at the left is accompanied by information you must read to do the procedure properly. AWG510 & AWG520 Service Manual...
  • Page 74 Display the diagnostics menu and select all tests: H Push UTILITY (front panel)!Diag (bottom)!Diagnostic All (side). H If All is not displayed, select All using the general purpose knob. The screen as shown in Figure 4–1 appears. AWG510 & AWG520 Service Manual...
  • Page 75: Figure 4-1: Diagnostic Menu

    If the diagnostics terminates without error, Pass is displayed instead of the - - -. If a value is displayed, meaning an error is detected, consult a qualified service technician for further assistance. AWG510 & AWG520 Service Manual...
  • Page 76 Wait: The internal calibration does an exhaustive verification of proper AWG500 function. While this verification progresses, the message box displaying Executing Calibration appear on screen. When finished, the resulting status will appear in the message box as shown in Figure 4–2. AWG510 & AWG520 Service Manual...
  • Page 77: Figure 4-2: Calibration Result Message Box

    3. Return to regular service: Push the OK side button and then any bottom or menu button (other than the UTILITY) to exit the diag screen. NOTE. When the instrument is powered off while the calibrations is executed, the calibration data in the memory may be loss. AWG510 & AWG520 Service Manual...
  • Page 78: Table 4-1: Diagnostic Categories And Error Codes

    A40 clock board test error 4101 PLL unlock check at 500 MHz faile 4102 PLL lock check at 630 MHz fail 4103 PLL lock check at 1350 MHz fail 4104 PLL unlock check at 1500 MHz fail AWG510 & AWG520 Service Manual...
  • Page 79 ARB DAC (CH1) 5900 ARB DAC test error 5901 to 5912 DATA00 to DATA11 fail (DATA00: 5901) ARB DAC (CH1 or CH2) 5950 ARB DAC test error 5951 to 5962 DATA00 to DATA11 fail (DATA00: 5951) AWG510 & AWG520 Service Manual...
  • Page 80 7250 Filter test error 7251 10 MHz filter fail 7252 20 MHz filter fail 7253 50 MHz filter fail 7254 100 MHz filter fail 7270 OUTPUT ON key test error 7271 OUTPUT ON key fail AWG510 & AWG520 Service Manual...
  • Page 81: Table 4-2: Module Test Error Code Examples

    For example, if the error code 5827 is displayed, the J1200 module and/or U120 memory cell can be indicated as a faulty. 4-10 AWG510 & AWG520 Service Manual...
  • Page 82: Table 4-3: Waveform Memory Cell Test Errors

    Performance Verification Table 4-3: Waveform memory cell test errors Faulty modules J600 J610 J620 J700 J710 J720 Faulty memory cell J1100 J1110 J1120 J1200 J1210 J1220 U100 U110 U120 U130 U140 U150 U160 U170 4-11 AWG510 & AWG520 Service Manual...
  • Page 83 Page 4-78 Noise level accuracy Page 1-9 They check all the characteristics that are designated as checked in Specifica- tions. (The characteristic items that must be checked are listed with the asterisk (*) in Specifications). 4-12 AWG510 & AWG520 Service Manual...
  • Page 84 B or D Used to check external clock Frequency: u 1 GHz input. BNC Coaxial Cable 50 W, male to male BNC connectors Tektronix part number Signal interconnection (3 required) 012 0482 00 4-13 AWG510 & AWG520 Service Manual...
  • Page 85: Figure 4-3: Event In Connector Pins And Signals And Ground Closure Connector With 9-Pin D-Type Connector

    9 pin, D type, Signal Ground (GND) male connector Signal Ground (GND) Signal Ground (GND) Signal Ground (GND) Figure 4-3: EVENT IN connector pins and signals and ground closure connector with 9 pin D type connector 4-14 AWG510 & AWG520 Service Manual...
  • Page 86: Figure 4-4: Loading File; Selecting Storage Drive

    5. Remove the floppy disk from the floppy drive if the floppy disk is no longer needed. 6. Push any bottom button or menu button to exit the menu. Figure 4-4: Loading file; selecting storage drive 4-15 AWG510 & AWG520 Service Manual...
  • Page 87 1000 100 MHz Through Amplitude accuracy (AMPx.SEQ) DC_M.WFM 1000 100 MHz Through Amplitude accuracy (AMPx.SEQ) DC0.WFM 1000 100 MHz Through Amplitude accuracy (AMP2.SEQ) OFFSET.WFM 1000 100 MHz Through 20 mV 0 V Offset accuracy 4-16 AWG510 & AWG520 Service Manual...
  • Page 88 100 MHz Through Event input (PT_xxxxx.SEQ) T260H.WFM 100 MHz Through Event input (PT_xxxxx.SEQ) Q260H.WFM 100 MHz Through Event input (PT_xxxxx.SEQ) 1. The AMPx.SEQ represents AMP1.SEQ and AMP2.SEQ. 2. The PT_xxxxx.SEQ represents PT_EVENT.SEQ and PT_STROB.SEQ 4-17 AWG510 & AWG520 Service Manual...
  • Page 89 Performance Tests Test Record Photocopy the following 4 pages and use them to record the performance test results for your AWG510/520. 4-18 AWG510 & AWG520 Service Manual...
  • Page 90 Performance Tests AWG510 & AWG520 Test Record (Page 1 of 4) Serial Number: Certificate Number: Calibration Date: Technician: Clock frequency tests Low limit Test result High limit 10 MHz clock frequency accuracy 9,999,990 Hz 10,000,010 Hz Amplitude and offset tests...
  • Page 91 Performance Tests AWG510 & AWG520 Test Record (Page 2 of 4) Pulse response tests Low limit Test result High limit Rise time 1.5 ns 1 V amplit de 1 V amplitude Aberration -7 % +7 % Flatness (after 50 ns)
  • Page 92 Performance Tests AWG510 & AWG520 Test Record (Page 3 of 4) Add input tests Low limit Test result High limit Output level Input 0 V -10 mV +10 mV Input 1.0 V 0.95 V 1.05 V Marker output tests Low limit...
  • Page 93 Performance Tests AWG510 & AWG520 Test Record (Page 4 of 4) Digital data output tests (Option 03 only) Low limit Test result High limit D8 output level Low level -2.2 V -1.8 V High level 1.8 V 2.2 V D9 output level Low level -2.2 V...
  • Page 94: Figure 4-5: Cont Mode Initial Test Hookup

    Level ..... . +100 mV Mode ..... . Auto 4-23 AWG510 & AWG520 Service Manual...
  • Page 95 Generator TRIG IN connector though a 50 W BNC coaxial cable and BNC–T connector to the function generator output connector, and connect a 50 W BNC coaxial cable to BNC–T connector and the oscilloscope CH2 input (see Figure 4–6). 4-24 AWG510 & AWG520 Service Manual...
  • Page 96: Figure 4-6: Triggered Mode Initial Test Hookup

    1.0 V (2 V into open circuit) Output ......Off 4-25 AWG510 & AWG520 Service Manual...
  • Page 97: Figure 4-7: Relationship Between Trigger Signal And Waveform Output

    Check triggering: Check that for each trigger supplied by the function generator, the oscilloscope displays a one-cycle sine wave (see Figure 4–7). Waveform output Trigger signal Figure 4-7: Relationship between trigger signal and waveform output 4-26 AWG510 & AWG520 Service Manual...
  • Page 98 Output ......Off 3. Set the AWG500–Series Waveform Generator controls and select the waveform file: 4-27 AWG510 & AWG520 Service Manual...
  • Page 99: Figure 4-8: Relationship Between Gate Signal And Waveform Output

    1 V (see Figure 4–8). Waveform output Gate signal Figure 4-8: Relationship between gate signal and waveform output 4-28 AWG510 & AWG520 Service Manual...
  • Page 100 1 V. 7. End procedure: Turn off the function generator output, and disconnect the function generator and oscilloscope. 4-29 AWG510 & AWG520 Service Manual...
  • Page 101: Figure 4-9: Clock Frequency Initial Test Hookup

    Level ......0 V 2. Set AWG500–Series Waveform Generator controls and select the waveform: a. Initialize the AWG500–Series Waveform Generator controls: Push UTILITY (front–panel)! System (bottom)!Factory Reset (side)!OK (side). 4-30 AWG510 & AWG520 Service Manual...
  • Page 102 LEDs above the RUN button lights. 4. Check clock frequency accuracy: Check that the frequency counter reading is 10 MHz 10 Hz (1 ppm). 5. End procedure: Disconnect the frequency counter. 4-31 AWG510 & AWG520 Service Manual...
  • Page 103: Figure 4-10: Amplitude Accuracy Initial Test Hookup

    Input ......Front 2. Set AWG500–Series Waveform Generator controls and select the sequence file: 4-32 AWG510 & AWG520 Service Manual...
  • Page 104 Check the amplitude accuracy of 200 mV amplitude setting: H Push the FORCE EVENT button. H Write the reading on DMM as a positive voltage. H Push the FORCE EVENT button. H Write the reading on DMM as a negative voltage. 4-33 AWG510 & AWG520 Service Manual...
  • Page 105 H Write the reading on DMM as a negative voltage. H Check that the positive minus negative voltages fall within 0.032 V. 5. Check CH1 or CH2: Repeat the Check Amplitude Accuracy for the AWG510 CH1 or the AWG520 CH2, depending on the instrument that you are currently testing.
  • Page 106 Check the offset accuracy of –1 V offset setting: Check that the reading on the DMM falls within –1 V 0.020 V. 5. Check CH1 or CH2: Repeat the Check Offset Accuracy for the AWG510 CH1 or the AWG510 CH2, depending on the instrument that you are currently testing.
  • Page 107: Figure 4-11: Direct Da Out Amplitude Accuracy Initial Test Hookup

    Input ......Front 2. Set the AWG500–Series Waveform Generator controls and select the waveform file: a. Initialize the AWG500–Series Waveform Generator controls: Push UTILITY (front–panel)! System (bottom)!Factory Reset (side)!OK (side). 4-36 AWG510 & AWG520 Service Manual...
  • Page 108 H Check that the reading from the DMM display is about –0.27 V "0.027 V. 5. Check CH1 or CH2: Repeat the step 4 for the AWG510 CH1 or the AWG510 CH2, depending on the instrument that you are currently testing.
  • Page 109: Figure 4-12: Direct Da Out Pulse Rise Time Initial Test Hookup

    Level ..... . -250 mV Mode ..... . Auto 4-38 AWG510 & AWG520 Service Manual...
  • Page 110 4. Check pulse rise time: Check that the rise time of the pulse waveform displayed on the oscilloscope is equal to or less than 700 ps. 5. Check CH1 or CH2: Repeat the step 4 for the AWG510 CH1 or the AWG510 CH2, depending on the instrument that you are currently testing.
  • Page 111: Figure 4-13: Pulse Response Initial Test Hookup

    Level ..... . Mode ..... . Auto 4-40 AWG510 & AWG520 Service Manual...
  • Page 112 CH1 scale ....0.5 V/div b. Change the AWG500–Series Waveform Generator controls: H Push VERTICAL MENU!Amplitude. H Enter numeric value of 2: Push 2 and ENTER keys in this order. 4-41 AWG510 & AWG520 Service Manual...
  • Page 113 10 %, maximum H Flatness 3 %, maximum 6. Check CH1 or CH2: Repeat the Check Pulse Response for the AWG510 CH1 or the AWG510 CH2, depending on the instrument that you are currently testing. 7. End procedure: Disconnect the oscilloscope.
  • Page 114: Figure 4-14: Sine Wave Initial Test Hookup

    Video filter ..... . 1 kHz Resolution BW ....1 MHz 4-43 AWG510 & AWG520 Service Manual...
  • Page 115 0 Hz to 400 MHz is –53 dBc or less. 5. Check CH2: Repeat the Sine Wave Tests for the AWG520 CH2, depending on the instrument that you are currently testing. 6. End procedure: Disconnect the spectrum analyzer. 4-44 AWG510 & AWG520 Service Manual...
  • Page 116: Figure 4-15: Internal Trigger Initial Test Hookup

    Level ..... . 0.2 V Mode ..... . Auto 4-45 AWG510 & AWG520 Service Manual...
  • Page 117 Enter numeric value of 2 ms: Push 2 and m (SHIFT+9) keys in this order. 6. Check the trigger interval: Check that the period of the waveform displayed on the oscilloscope is two horizontal divisions. 7. End procedure: Disconnect the oscilloscope. 4-46 AWG510 & AWG520 Service Manual...
  • Page 118: Figure 4-16: Trigger Input Initial Test Hookup

    CH1 input of the oscilloscope. Connect the cable to the TRIG IN Connect the TRIG IN connector to the CH2 connector on the rear panel input of the oscilloscope. Figure 4-16: Trigger input initial test hookup 4-47 AWG510 & AWG520 Service Manual...
  • Page 119 Load the TRIG.WFM file. Refer to Loading Files on page 4–15 for file loading procedures. 3. Push the RUN and CH1 OUT buttons. The LEDs above the RUN button and CH1 output connector are on. 4-48 AWG510 & AWG520 Service Manual...
  • Page 120: Figure 4-17: Trigger Signal (+5V Check1)

    Figure 4-17: Trigger Signal (+5V check1) d. Push Cursor, %, &, keys as the high level of a pulse to be set to 5.35V. e. Verify that a sine wave is displayed on the oscilloscope. 4-49 AWG510 & AWG520 Service Manual...
  • Page 121: Figure 4-18: Trigger Signal (+5V Check2)

    Set the offset level of generator. H Push Cursor, %, &, keys as the low level of a pulse to be set to –4.65V. c. Verify that no waveform is displayed on the oscilloscope. 4-50 AWG510 & AWG520 Service Manual...
  • Page 122: Figure 4-19: Trigger Signal (-5V Check1)

    Verify that a sine wave is displayed on the oscilloscope. Trigger Signal CH2 (-5.35 V level) Figure 4-20: Trigger Signal (-5V check2) 6. Push the RUN button to turn off the RUN LED. 7. Disconnect all the cable. 4-51 AWG510 & AWG520 Service Manual...
  • Page 123 CH1 input impedance ..50 W Horizontal Sweep ..... 0.5 ms/div 4-52 AWG510 & AWG520 Service Manual...
  • Page 124 5. Check the EVENT IN connector pin 0 input: a. Confirm the waveform on the oscilloscope: Confirm that the waveform being displayed on the oscilloscope is as shown in Figure 4–22. Figure 4-22: Waveform while all ground disclosure switches are open 4-53 AWG510 & AWG520 Service Manual...
  • Page 125 Generate an event signal: Close the SW2 of the ground closure to generate an event signal on the EVENT IN connector pin 1. b. Confirm the waveform on the oscilloscope: Confirm that the oscilloscope displays the waveform as shown in Figure 4–24. 4-54 AWG510 & AWG520 Service Manual...
  • Page 126 EVENT IN connector pin 2. b. Confirm the waveform on the oscilloscope: Confirm that the oscilloscope displays the waveform as shown in Figure 4–25. Figure 4-25: Waveform output when the SW3 is closed 4-55 AWG510 & AWG520 Service Manual...
  • Page 127 Degenerate the event signal: Open the SW4 of the ground closure to degenerate the event signal. d. Confirm the waveform on the oscilloscope: Confirm that the oscilloscope displays back the waveform in Figure 4–22. 9. End procedure: Retain the test hookup and control settings. 4-56 AWG510 & AWG520 Service Manual...
  • Page 128 Generate a strobe signal: Close the SW5 of the ground closure to generate an event signal on the EVENT IN connector strobe pin. c. Confirm the waveform on the oscilloscope: Confirm that the oscilloscope displays the dc waveform as shown in Figure 4–28. 4-57 AWG510 & AWG520 Service Manual...
  • Page 129 Generate a strobe signal: Close the SW5 of the ground closure again. g. Confirm the waveform on the oscilloscope: Confirm that the oscilloscope displays back the waveform in Figure 4–27. 5. End procedure: Disconnect the oscilloscope and ground closure. 4-58 AWG510 & AWG520 Service Manual...
  • Page 130 Gate time ..... . . 0.2 s Level ......0 V 4-59 AWG510 & AWG520 Service Manual...
  • Page 131 6. Check the clock output frequency with 10.1 MHz reference: Check that the frequency counter reading is 50.5 MHz "10 kHz. 7. End procedure: Turn the function generator output off and disconnect the function generator and frequency counter. 4-60 AWG510 & AWG520 Service Manual...
  • Page 132 CH1 scale ....0.2 V/div CH1 input impedance ..50 W 4-61 AWG510 & AWG520 Service Manual...
  • Page 133 5 vertical divisions and that the waveform of one cycle per 2 horizontal divisions is displayed. 5. End procedure: Turn the signal generator output off and disconnect the signal generator . 4-62 AWG510 & AWG520 Service Manual...
  • Page 134 Range ......2 V Input ......Front 4-63 AWG510 & AWG520 Service Manual...
  • Page 135 H Check the reading on DMM: Check that the reading of the DMM minus the value read in step 4.a is within the range between 0.95 V and 1.05 V. 5. End procedure: Turn off the function generator output, and disconnect the function generator and DMM. 4-64 AWG510 & AWG520 Service Manual...
  • Page 136 Source ..... Coupling ....4-65 AWG510 & AWG520 Service Manual...
  • Page 137 2.e. 3. Turn on the AWG500–Series Waveform Generator output: Push the RUN , CH1 OUT and CH2 OUT button so that the RUN LED, CH1 OUT LED and CH2 OUT LED light. 4-66 AWG510 & AWG520 Service Manual...
  • Page 138 1.8 V and 2.2 V. c. Change the hook up: Disconnect the SMB-to-BNC cable from the AWG500–Series Waveform Generator MARKER OUT:CH2 M1 connector and connect it to the MARKER OUT:CH2 M2 connector d. Check Marker 2 output level: 4-67 AWG510 & AWG520 Service Manual...
  • Page 139 H Check Marker 1 output high level: Check that the reading for the high level on the oscilloscope screen is within the range between 1.8 V and 2.2 V. 6. End procedure: Disconnect the oscilloscope. 4-68 AWG510 & AWG520 Service Manual...
  • Page 140 Source ..... Coupling ....4-69 AWG510 & AWG520 Service Manual...
  • Page 141 Continuously change the Marker 2 delay from 0 s to 2.0 ns by turning the general purpose knob. c. Confirm that the Marker 2 output delay relative to the Marker 1 output varies from 0 s to about 2.0 ns on the oscilloscope screen. 4-70 AWG510 & AWG520 Service Manual...
  • Page 142 H Disconnect the cable from the MARKER OUT CH1: M2, and connect the cable to the MARKER OUT CH2: M2. c. Repeat the Marker Delay Tests for the CH2, in step 2.b. 8. End procedure: Disconnect the oscilloscope. 4-71 AWG510 & AWG520 Service Manual...
  • Page 143 Source ..... Coupling ....4-72 AWG510 & AWG520 Service Manual...
  • Page 144 1.8 V and 2.2 V. b. Check the output level from D1 to D9: H Change the cable connection: Disconnect the SMB-to-BNC cable from the DIGITAL DATA OUT:D0 connector and connect it to the 4-73 AWG510 & AWG520 Service Manual...
  • Page 145 CH1 and Ch2 input impedance ..50 W Horizontal Sweep ..... 0.5 ms/div 4-74 AWG510 & AWG520 Service Manual...
  • Page 146 Find the maximum delay: Find the maximum delay time from the values measured in step2 . b. Check the skew: Check that the maximum delay time is equal to or less than 1 ns. 4. End procedure: Disconnect the oscilloscope. 4-75 AWG510 & AWG520 Service Manual...
  • Page 147 Coupling ....Slope ..... . Positive 4-76 AWG510 & AWG520 Service Manual...
  • Page 148 4. Check the clock output signal: Check that the clock signal amplitude is equal to or larger than 0.5 V, and the clock signal period is 20 ns. 5. End procedure: Disconnect the oscilloscope. 4-77 AWG510 & AWG520 Service Manual...
  • Page 149 Video filter ..... . 10 kHz Resolution BW ....1 MHz 4-78 AWG510 & AWG520 Service Manual...
  • Page 150 Check noise Level: Check that the noise level of the spectrum displayed on the spectrum analyzer is –105 dBm/Hz "2.5 dBm/Hz at 100 MHz. 4. End procedure: Disconnect the spectrum analyzer. 4-79 AWG510 & AWG520 Service Manual...
  • Page 151 Performance Verification 4-80 AWG510 & AWG520 Service Manual...
  • Page 152 Adjustment Procedures This section contains information needed to manually adjust the AWG510 and AWG520 Arbitrary Waveform Generators. The section consists of two subsections: H Before Adjustments. Provides general information about adjusting the waveform generator and the Performance Check/Adjustment disk files.
  • Page 153 Check/Adjustments Files Check/Adjustment disk supplied with the waveform generator. Refer to Adjustment Instruntions in this subsection for information about this file. Test Equipment Table 5–2 lists all test equipment required to adjust the waveform generator. AWG510 & AWG520 Service Manual...
  • Page 154 See section 6, Maintenance, for instructions on removing the cabinet and replacing it after adjustment is done. CAUTION. To avoid damaging the eject button, remove the floppy disk (if present) from the floppy disk drive before removing the cabinet. AWG510 & AWG520 Service Manual...
  • Page 155 Figure 5–1. CAUTION. To prevent damage to the waveform generator due to over-heating, do not do the adjustment procedures without providing additional cooling, as described below. Figure 5-1: Cooling the waveform generator during adjustment procedures AWG510 & AWG520 Service Manual...
  • Page 156 (Item 8) in the hole on the left side of the waveform generator about 4 inches to engage the service switch. Powering off the waveform generator disables the service mode. A10/A11 Connector board Service switch Adjustment tool Figure 5-2: Accessing the service switch AWG510 & AWG520 Service Manual...
  • Page 157 SETUP menu unless a procedure instructs you to do so. During the procedures, if you are unsure that the waveform generator settings still match the file’s settings, select the waveform again using the Waveform Sequence item on the SETUP menu. AWG510 & AWG520 Service Manual...
  • Page 158 Initialize AWG500 controls: Press UTILITY Ý System Ý Factory Reset Ý OK. b. Load waveform: H Press SETUP Ý Waveform/Sequence Ý Load... H Turn the general purpose knob to display the list of waveform files and highlight the file MODE.WFM. AWG510 & AWG520 Service Manual...
  • Page 159 10.0 MHz 2 Hz (0.2 ppm). A40 Clock board Adjustment pod Y330 A40 Clock board Figure 5-4: Adjustment location for clock frequency 4. End procedure: Disconnect the frequency counter. AWG510 & AWG520 Service Manual...
  • Page 160 Level ..... . Mode ..... . Auto AWG510 & AWG520 Service Manual...
  • Page 161 H Set R5004 position to the middle of (L) and (R). H Restart waveform generation by press RUN button twice (STOP and START) and make sure the output waveform is not corrupted. 4. End procedure: Disconnect the oscilloscope. 5-10 AWG510 & AWG520 Service Manual...
  • Page 162 Adjustment Procedures R7025 R7026 R5004 A50 AWG board R6025 R6026 A50 AWG board Figure 5-6: Adjustment location for clock duty, timing, and linearity 5-11 AWG510 & AWG520 Service Manual...
  • Page 163 Level ..... . Mode ..... . Auto 5-12 AWG510 & AWG520 Service Manual...
  • Page 164 H Press OK to select and load the file. c. Start waveform generation: H Press CH 1 OUTPUT button. The following steps d and e are for the AWG520 only. For the AWG510, go to the step 3. d. Load CH 2 waveform: (for AWG520 only) H Press CH 2 button to select the channel.
  • Page 165 For example, if N1=40 and N2=50, then set the value to 17. The following step 5 is for the AWG520 only. For the AWG510, go to the step 6. 5. Adjust CH 2 DAC clock timing: (for AWG520 only) a.
  • Page 166 Level ..... . Mode ..... . Auto 5-15 AWG510 & AWG520 Service Manual...
  • Page 167 Readjust low range bits of the DAC: Adjust R6026 on the AWG (A50) board so that rise and fall slope to be linear. The following steps 4 and 5 are for the AWG520 only. For the AWG510, go to the step 6.
  • Page 168 Readjust low range bits of the DAC: Adjust 76026 on the AWG (A50) board so that rise and fall slope to be linear. 6. End procedure: Disconnect the oscilloscope. 5-17 AWG510 & AWG520 Service Manual...
  • Page 169 Video filter ..... . 10 kHz Resolution BW ....1 MHz 5-18 AWG510 & AWG520 Service Manual...
  • Page 170 –105 dBm/Hz "2.5 dBm/Hz at 100 MHz. 4. End procedure: Disconnect the spectrum analyzer. A75 Noise Generator board R237 A75 Noise Generator board Figure 5-10: Adjustment location for noise level 5-19 AWG510 & AWG520 Service Manual...
  • Page 171 TP103 (VEE) on the A10/A11 Connector board is –4.60 V 0.02 V. See Figure 5–11. A10/A11 Connector board TP103 A10/A11 Connector board V.ADJ -5V +5V -2V Figure 5-11: Adjustment location for the power supply unit 5-20 AWG510 & AWG520 Service Manual...
  • Page 172 Maintenance This section contains the information needed to do periodic and corrective maintenance on the AWG510 and AWG520 Arbitrary Waveform Generators. The following subsections are included: H Preparation — Introduction plus general information on preventing damage to internal modules when doing maintenance.
  • Page 173 5. Handle circuit boards by the edges when possible. 6. Do not slide the modules over any surface. 7. Avoid handling modules in areas that have a floor or work-surface covering capable of generating a static charge. AWG510 & AWG520 Service Manual...
  • Page 174 2 = 200 to 500 V 7 = 400 to 1000 V (est.) 3 = 250 V 8 = 900 V 4 = 500 V 9 = 1200 V 5 = 400 to 600 V AWG510 & AWG520 Service Manual...
  • Page 175 Inspection and Cleaning Inspection and Cleaning describes how to inspect for dirt and damage. It also describes how to clean the exterior and interior of the AWG510 and AWG520 Arbitrary Waveform Generators. Inspection and cleaning are done as preventive maintenance. Preventive maintenance, when done regularly, may prevent the waveform generator malfunctions and enhance its reliability.
  • Page 176 3. Clean the light filter protecting the monitor screen with a lint-free cloth dampened with either ethyl alcohol or, preferably, a gentle, general purpose detergent-and-water solution. CAUTION. To prevent getting moisture inside the generator during external cleaning, use only enough liquid to dampen the cloth or applicator. AWG510 & AWG520 Service Manual...
  • Page 177 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. AWG510 & AWG520 Service Manual...
  • Page 178 7. Dry all parts with low-pressure, deionized air. 8. Dry all components and assemblies in an oven or drying compartment using low-temperature (125_ F to 150_ F) circulating air. Lubrication. There is no periodic lubrication required for this generator. AWG510 & AWG520 Service Manual...
  • Page 179 Maintenance AWG510 & AWG520 Service Manual...
  • Page 180 Cleaning at the beginning of this section.) H Module disassembly procedures. WARNING. Before doing any procedure in this subsection, disconnect the power cord from the line voltage source. Failure to do so could cause serious injury or death. AWG510 & AWG520 Service Manual...
  • Page 181 H Procedures for Inner-Chassis Modules on page 6–44 are procedures for removing modules the removal of which require access internal to the instrument and internal to the chassis. 6-10 AWG510 & AWG520 Service Manual...
  • Page 182 Standard tool Nutdriver, 7 mm Standard tool Retaining Ring Pliers Standard tool Angle Tip Tweezers Standard tool Soldering Iron Standard tool Pliers Standard tool Solder Wick Standard tool Adhesive TRA CON: Tra Bond #BA 2114 6-11 AWG510 & AWG520 Service Manual...
  • Page 183 Removal and Installation Procedures AWG510 and AWG520 In this manual, procedures refer to “front,” “right,” “top,” etc. of the waveform Orientation generator. Figure 6–1 shows how the sides are referenced. Figure 6-1: AWG510 and AWG520 Orientation 6-12 AWG510 & AWG520 Service Manual...
  • Page 184 Cabinet Fuse cap Line fuse Line cord Handle EMI gasket Handle cap Foot Display Flip stand frame Front panel knobs Menu buttons Output cover A20 Front panel assembly Trim ring Figure 6-2: External modules 6-13 AWG510 & AWG520 Service Manual...
  • Page 185 Power supply A10/A11 Connector board Rear chassis Floppy disk drive A50 AWG board A71 (AWG510)/ A72 (AWG520) Output board A75 Noise Generator board A40 Clock board A60 Memory board Figure 6-3: Outer chassis modules 6-14 AWG510 & AWG520 Service Manual...
  • Page 186 Removal and Installation Procedures CPU module Hard disk / Flash disk Ethernet LAN interface GPIB interface CPU unit Display assembly Main chassis Front subpanel Figure 6-4: Inner chassis modules 6-15 AWG510 & AWG520 Service Manual...
  • Page 187 Trim Ring, Menu Buttons, and Output Panel, found under Procedures for External Modules (page 6–17). b. Find and do the procedure whose title matches the name of the module to be removed under Procedures for Outer-Chassis Modules, on page 6–30. 6-16 AWG510 & AWG520 Service Manual...
  • Page 188 The following procedures are found here and are listed in order presented. H Front-Panel Knobs H Line Fuse and Line Cord H EMI Gaskets H Cabinet H Trim Ring, Menu Buttons, and Output Panel H A20 Front-Panel Assembly H Display Frame Assembly H Cabinet Modules 6-17 AWG510 & AWG520 Service Manual...
  • Page 189 4. Reinstallation: To reinstall, align knob to shaft and push it in until it snaps into place. When reinstalling the knobs, note there are three sizes. Be sure to reinstall the proper size knob in the proper location. Figure 6-5: Knob Removal 6-18 AWG510 & AWG520 Service Manual...
  • Page 190 Pull the line cord to complete the removal. Reverse procedure to reinstall. 5. Reinstallation: Do in reverse steps 3 and 4 to reinstall the line cord and then the line fuse. Line Fuse Fuse Cap Figure 6-6: Line Fuse and Line Cord Removal 6-19 AWG510 & AWG520 Service Manual...
  • Page 191 5. Assemble equipment and locate modules to be removed: a. Have handy a pair of needle-nose pliers (Item 6). b. Locate the modules to be removed in the locator diagram External modules, Figure 6–2. 6-20 AWG510 & AWG520 Service Manual...
  • Page 192 When reinstalling the four screws at the rear panel, tighten them to 16 foot-lbs torque. See the procedure Line Fuse and Line Cord to reinstall the line cord, which completes the generator reassembly. 6-21 AWG510 & AWG520 Service Manual...
  • Page 193 Removal and Installation Procedures Figure 6-7: Cabinet removal 6-22 AWG510 & AWG520 Service Manual...
  • Page 194 STOP. DO NOT touch the carbon contact points on the menu buttons installed in the trim ring. Also, do not touch the contacts on the flex circuit exposed when you remove the trim ring. 6-23 AWG510 & AWG520 Service Manual...
  • Page 195 P3 of the front-panel assembly. (The flex board is part of the display-frame assembly). See Figure 6–9. c. Finally, lift the front-panel assembly out of the front subpanel to complete the removal. 6-24 AWG510 & AWG520 Service Manual...
  • Page 196 Removal and Installation Procedures To J121 on the Connector board Front Panel assembly Back of Front-Panel assembly Figure 6-9: A20 Front Panel Assembly removal 6-25 AWG510 & AWG520 Service Manual...
  • Page 197 Remove the eight screws mounting the front-panel board to the front panel. c. Now hand disassemble the front-panel assembly components using Figure 6–10 as a guide. Reverse procedure to reassemble, again using Figure 6–10 as a guide. Figure 6-10: Disassembly of Front Panel Assembly 6-26 AWG510 & AWG520 Service Manual...
  • Page 198 (Item 5). Locate the modules to be removed in the locator diagram External modules (see Figure 6–2). 2. Orient the waveform generator: Set the generator so the left side is down on the work surface and its handle is facing upwards. 6-27 AWG510 & AWG520 Service Manual...
  • Page 199 6c; then see Cabinet procedure (page 6–20) to reinstall the rear cover and cabinet. Do in reverse order steps 3 and 5, reversing each step, to reinstall the flip stand, then the handle caps (if removed), then the handle. 6-28 AWG510 & AWG520 Service Manual...
  • Page 200 Removal and Installation Procedures Push down to flex handle and flatten against cabinet; then pull it out. Handle Cap removal Handle removal Flip Stand removal Foot removal Figure 6-11: Cabinet modules removal 6-29 AWG510 & AWG520 Service Manual...
  • Page 201 5. Reinstallation: Do in reverse order substeps 3 and 4, reversing the removal instructions in each substep to reinstall the assembly. Refer to the procedure Cabinet (page 6–20) to complete reassembly of the generator. 6-30 AWG510 & AWG520 Service Manual...
  • Page 202 Do the procedure Trim Ring, Menu Buttons, and Output Panel (page 6–23). 2. Orient the waveform generator: Set the generator so its top is down on the work surface and its left side is facing you. 6-31 AWG510 & AWG520 Service Manual...
  • Page 203 Phillips #2 tip (Items 1 and 3). Locate the fan in the locator diagram Outer-Chassis Modules, Figure 6–3, page 6–14. 2. Orient the waveform generator: Set the generator so its bottom is down on the work surface and its right side is facing you. 6-32 AWG510 & AWG520 Service Manual...
  • Page 204 Then remove the screw securing the ground lead to the main chassis. d. Lift the module up out of the generator to complete removal. Figure 6-14: Power supply module removal 6-33 AWG510 & AWG520 Service Manual...
  • Page 205 Lift the board up and away from the chassis to complete the removal. 4. Reinstallation: Do, in reverse order, substeps 3a through 3c reversing each step to reinstall the A10/A11 Connector board. Then refer to the procedure Cabinet (page 6–20) to complete reassembly of the generator: 6-34 AWG510 & AWG520 Service Manual...
  • Page 206 (Item 10) handy. Find the modules to be removed in the locator diagram Outer-Chassis Modules, Figure 6–3, page 6–14. 2. Orient the waveform generator: Set the generator so its top is down on the work surface and its right side is facing you. 6-35 AWG510 & AWG520 Service Manual...
  • Page 207 Open the lever on one side of the connector, and lift out the memory board. c. Repeat 3a and 3b to remove the other memory boards. Figure 6-16: A60 Memory Board removal 4. Reinstallation: Do substeps 3b then 3a reversing each step to reinstall each memory board. 6-36 AWG510 & AWG520 Service Manual...
  • Page 208 2. Orient the waveform generator: Set the generator so its top is down on the work surface and its front is facing you. 3. Remove A71 (AWG510)/A72 (AWG520) Output Board: Use Figure 6–17 as a guide. a. Unplug these cables and connector:...
  • Page 209 Outrput board J295 J700 Figure 6-17: A75 Noise Generator Board and A71 (AWG510)/A72 (AWG520) Output Board removal 4. Reinstallation: Do, in reverse order, steps 3a through 3c reversing the removal instructions of each step to reinstall the Output board. Then refer to the procedure A75 Noise Generator Board (page 6–37) and Cabinet (page...
  • Page 210 Clock board J340 J200 Figure 6-18: A40 Clock Board removal 4. Reinstallation: Do, in reverse order, steps 3a through 3c reversing the removal instructions of each step to reinstall the Clock board. 6-39 AWG510 & AWG520 Service Manual...
  • Page 211 Locate the modules to be removed in the locator diagram Outer-Chassis Modules, Figure 6–3, page 6–14. c. Do the procedure A71 (AWG510)/A72 (AWG520) Output Board that precedes this procedure to remove the Output board. 2. Orient the waveform generator: Set the generator so its left side is down on the work surface and its rear is facing you.
  • Page 212 On the Power Supply To J1 J30 J31 To J2 To J130 on the A30 GPIB board J200 J500 J100 J130 To J700 on the A71/A72 Output board Figure 6-19: A50 AWG board removal 6-41 AWG510 & AWG520 Service Manual...
  • Page 213 H The LAN interconnect cable at the connector on the LAN interface. H The cable to DISPLAY MONITOR OUT at J127 and KEYBOARD at J128 on the A10/A11 Connector board. b. Remove the 5 screws securing the rear chassis to the main chassis. 6-42 AWG510 & AWG520 Service Manual...
  • Page 214 Then see the following procedures, in the order listed, to complete reassembly of the generator. H A50 AWG Board (page 6–40) A40 Clock Board (page 6–39) H PS100 Low Voltage Power Supply (page 6–32) H Cabinet (page 6–20) 6-43 AWG510 & AWG520 Service Manual...
  • Page 215 CPU board and the A30 GPIB board. It is not necessary to pull the Connector board out. 2. Orient the waveform generator: Set the generator so its bottom is down on the work surface and the right side facing you. 6-44 AWG510 & AWG520 Service Manual...
  • Page 216 Lift the CPU Unit up away from the main chassis. To J110 on the A30 GPIB board To the LAN interface board From J100 on the A50 AWG board Figure 6-21: CPU Unit removal 6-45 AWG510 & AWG520 Service Manual...
  • Page 217 Grasp the board and slide it out of the unit. Backplane CPU board Hard disk & Flash disk LAN board A30 GPIB board Figure 6-22: CPU, HDD/Flash disk, LAN, and GPIB boards removal 6-46 AWG510 & AWG520 Service Manual...
  • Page 218 See Figure 6–23. e. Remove the four screws securing the flash disk to the bracket. Flash disk Hard disk Figure 6-23: Hard disk and flash disk removal 6-47 AWG510 & AWG520 Service Manual...
  • Page 219 Do, in reverse order, substeps 3a through 3c, reversing each step to reinstall the CPU Unit. c. Refer to the following procedures, in order, to complete reassembly of the waveform generator. H A10/A11 Connector Board (cables only, page 6–34) H Cabinet (page 6–20) 6-48 AWG510 & AWG520 Service Manual...
  • Page 220 6. Press the ESC key twice. 7. Press ENTER key at ”Save Changes and Exit”. The message box with [Continue] selected appears. 8. Press ENTER key again to terminate the BIOS setup mode. 6-49 AWG510 & AWG520 Service Manual...
  • Page 221 Remove the two screws that secure the band circling the front of display tube to the front subpanel. Carefully guide display tube forward to partially remove it from the front subpanel and to access the anode lead connected to the display tube. 6-50 AWG510 & AWG520 Service Manual...
  • Page 222 Then pull the display tube out through the front subpanel to complete removal. Store as directed in the previous WARNING message. J340 Figure 6-24: Display assembly removal 6-51 AWG510 & AWG520 Service Manual...
  • Page 223 Move circuit board forward to clear main chassis. Figure 6-25: Display Driver Board removal 6-52 AWG510 & AWG520 Service Manual...
  • Page 224 (see magnified view, Figure 6–26.) Then reinstall the six screws removed in step 3. b. See the procedure Display Assembly and Supply Fuse (page 6–50) to reinstall the display-frame assembly and display tube. 6-53 AWG510 & AWG520 Service Manual...
  • Page 225 See the following procedures, in the order listed, for instructions for reinstalling the remaining modules. H A10/A11 Connector Board (page 6–34) H Display-Frame Assembly H Trim Ring, Menu Buttons, and Output Panel (page 6–23) H Cabinet (page 6–20) 6-54 AWG510 & AWG520 Service Manual...
  • Page 226 4. Wait: The internal diagnostics do an exhaustive verification of proper oscilloscope function. This verification will take several minutes. When finished, the waveform generator will display a report of any bad modules and/or interfaces. 6-55 AWG510 & AWG520 Service Manual...
  • Page 227 2 front panel buttons (page 6-59). are pushed? Does Perform the module isolation the generator power troubleshooting procedure 4 on and pass all the (page 6-64). diagnostics? Done. Figure 6-27: Primary troubleshooting procedure 6-56 AWG510 & AWG520 Service Manual...
  • Page 228 A50 AWG board, A40 Clock The power supply module is ok. board, A71/72 Output board). Perform isolation troubleshooting for the A30 GPIB board and the A20 Front Panel board. Figure 6-28: Troubleshooting procedure 1 Power Supply module 6-57 AWG510 & AWG520 Service Manual...
  • Page 229 -8 V +12 V +5 V -2 V -4.6 V *15V/8Vsel NEVER connect the pin *15V/8Vsel to anywhere. Always be open to avoid damage to the power supply module. Figure 6-29: Power Supply connectors 6-58 AWG510 & AWG520 Service Manual...
  • Page 230 Securely install and/ or replace installed in their sockets The front panel the front panel cables. and are the cables module is ok. Replace the CPU module. Figure 6-30: Troubleshooting procedure 2 CPU or Front Panel module 6-59 AWG510 & AWG520 Service Manual...
  • Page 231 Removal and Installation Procedures TP101 (GND) TP100 (+5V) A20 Front panel board Figure 6-31: A20 Front Panel board 6-60 AWG510 & AWG520 Service Manual...
  • Page 232 Securely install procedure 1 and/or replace (page 6-57). the cables. Is the problem Replace the cable. fixed? Replace the CPU module or the Backplane Board (page 6-44). Done. Figure 6-32: Troubleshooting procedure 3 Monitor module 6-61 AWG510 & AWG520 Service Manual...
  • Page 233 Removal and Installation Procedures J127 TP100 J125 TP103 TP101 TP102 A10/A11 Connector board Figure 6-33: A10/A11 Connector board VGA connector on the CPU board Figure 6-34: Location of the VGA connector 6-62 AWG510 & AWG520 Service Manual...
  • Page 234 J127 pin 8 (vertical sync) 60Hz rate 2.00V 2.00V M 20.0us 1.60V Figure 6-35: Horizontal and vertical sync signals White level TP112 Black level 316mV M 10.0us 200mV Figure 6-36: A video signal with white and black levels 6-63 AWG510 & AWG520 Service Manual...
  • Page 235 Replace display report drive module written from/to the module indicated in the any errors? (page 6-31). formatted floppy diagnostics. Run all diagnostics. disk? Done. Figure 6-37: Troubleshooting procedure 4 Module isolation 6-64 AWG510 & AWG520 Service Manual...
  • Page 236 CH2 20MHz filter 1223 CH2 50MHz filter 1224 CH2 100MHz filter 2100 System failure 2101 Real-time clock power 2102 Configuration record and checksum status 2103 Incorrect configuration 2104 Memory size miscompare 2105 Fixed-disk drive initialization status 6-65 AWG510 & AWG520 Service Manual...
  • Page 237 A40 board failure 4101 PLL 500MHz locked 4102 PLL 600MHz unlocked 4103 PLL 1350MHz unlocked 4104 PLL 1500MHz locked 5100 Sequence memory data bus failure 5101 to 5116 Sequence memory data bus bit0 to bit15 6-66 AWG510 & AWG520 Service Manual...
  • Page 238 CH2 Arb D/A data bit0 to bit11 7110 CH1 output offset failure 7111 CH1 output offset 7120 CH1 internal offset failure 7121 CH1 internal offset 7130 CH1 Arb gain failure 7131 CH1 Arb gain 7140 CH1 attenuator failure 6-67 AWG510 & AWG520 Service Manual...
  • Page 239 CH2 or CH1 10MHz filter 7252 CH2 or CH1 20MHz filter 7253 CH2 or CH1 50MHz filter 7254 CH2 or CH1 100MHz filter 7270 CH2 or CH1 output key failure 7271 CH2 or CH1 output key 6-68 AWG510 & AWG520 Service Manual...
  • Page 240 Options and Accessories This appendix describes the various options as well as the standard and optional accessories that are available for the AWG510 and AWG520 Arbitrary Waveform Generator. Options Tektronix will ship the options shown in Table 7–1: Table 7-1: Options...
  • Page 241 WaveWriter is a PC computer application used to create waveforms for advanced signal generating and processing instruments. Many Tektronix instruments, such as arbitrary waveform generators and oscilloscopes with the save on delta" feature, are enhanced by this program. WaveWriter helps users configure waveforms with a minimum of effort.
  • Page 242 BNC power divider, 50 W, DC to 300 MHz, VSWR: 1.2 max. BNC low pass filter, 400 MHz 015 0659 00 BNC low pass filter, 200 MHz 015 0658 00 BNC low pass filter, 100 MHz 015 0657 00 AWG510 & AWG520 Service Manual...
  • Page 243 Options Accessory Software The optional accessories listed in Table 7–4 are Tektronix software products recommended for use with your waveform generator. Table 7-4: Accessory Software Software Part Number WaveWriter: AWG and waveform creation editor S3FTx00 AWG510 & AWG520 Service Manual...
  • Page 244 The modules that make up this instrument are a combination of mechanical and electrical subparts. Therefore, all replaceable modules are listed in section 10, Mechanical Parts List. Refer to that section for part numbers when using this manual. AWG510 & AWG520 Service Manual...
  • Page 245 Electrical Parts List AWG510 & AWG520 Service Manual...
  • Page 246 Diagrams This section contains following diagrams: H Block Diagram for the AWG510 and AWG520 with Options 03 H Interconnect Diagram for the AWG510 and AWG520 with Option 03 Block diagrams show the modules and functional blocks in the waveform generator. Interconnect diagrams show how the modules in the waveform generator connect together.
  • Page 247 Diagrams AWG510 & AWG520 Service Manual...
  • Page 248 Front Panel Fan Control Bezel Switch Flash disk Back Plane Control 3 GB hard disk Power Supply +5 V, +12 V +5 V, -4.6 V, +12 V, +24 V Key Board Figure 9-1: Block diagram AWG510 & AWG520 Service Manual...
  • Page 249 AWG510 & AWG520 Service Manual...
  • Page 250 J110 Monitor Out J127 W127 COM1 J910 J124 W124 Floppy disk drive W114 Flash disk J911 Back Plane J128 W128 Key Board Hard disk J912 A10/A11 Connector PS100 Board J122 Power Supply Figure 9-2: Interconnections AWG510 & AWG520 Service Manual...
  • Page 251 AWG510 & AWG520 Service Manual...
  • Page 252 Replaceable Mechanical Parts This section contains a list of the replaceable modules for the AWG510 and AWG520. 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 253 Module Servicing Modules can be serviced by selecting one of the following three options. Contact your local Tektronix service center or representative for repair assistance. Module Exchange. In some cases you may exchange your module for a reman- ufactured module. These modules cost significantly less than new modules and meet the same factory specifications.
  • Page 254 TEKTRONIX INC 14150 SW KARL BRAUN DR BEAVERTON OR 97077-0001 PO BOX 500 86928 SEASTROM MFG CO INC 701 SONORA AVE GLENDALE CA 91201-2431 98291 SEALECTRO CORP 40 LINDEMAN DR TURNBULL CT 06611-4739 BICC ELECTRONICS 10-3 AWG510 & AWG520 Service Manual...
  • Page 255 FEK 031.1663 (EUROPEAN) 161-0230-01 CABLE ASSY,PWR,:3,18 AWG,92 L,SVT,TAN TK2432 ORDER BY DESC (STANDARD ACCESSORY) 334-9589-00 MARKER,IDENT:MKD AWG510,POLYCARBONATE 80009 3349589XX 334-9590-00 MARKER,IDENT:MKD AWG520,POLYCARBONATE 80009 3349590XX 101-0142-00 TRIM,DECORATIVE:FRONT 80009 1010142XX 260-2715-00 ACTUATOR:ELASTOMER MAT,FRONT PANEL,RUBBER 80009 2602715XX 10-4 AWG510 & AWG520 Service Manual...
  • Page 256 Replaceable Mechanical Parts Figure 10-1: Cabinet 10-5 AWG510 & AWG520 Service Manual...
  • Page 257 J300251 GASKET,SHIELD:FINGER TYPE,BE-CU, 609.6MM 80009 3481368XX LW/ADHESIVE (AWG510) 348-1622-00 J300252 GASKET,SHIELD:CONDUCTIVE URETHANE FORM STRIP, 80009 3481622XX W/ADHESIVE TAPE, 5MM W X 1MM T (AWG510) 348-1368-00 J300254 GASKET,SHIELD:FINGER TYPE,BE-CU, 609.6MM 80009 3481368XX LW/ADHESIVE (AWG520) 348-1622-00 J300255 GASKET,SHIELD:CONDUCTIVE URETHANE FORM STRIP, 80009...
  • Page 258 Replaceable Mechanical Parts Figure 10-2: Front panel 10-7 AWG510 & AWG520 Service Manual...
  • Page 259 ORDER BY DESC CROSS REC 211-0945-00 SCREW,MACHINE:M4X8MM L,PNH,STL,MFZN-C, 80009 ORDER BY DESC CROSS REC 210-0008-00 WSHR,LOCK:#8 INTL,0.02 THK,STL CD PL 80009 2100008XX 620-0067-00 POWER SUPPLY 80009 6200067XX 211-0945-00 SCREW,MACHINE:M4X8MM L,PNH,STL,MFZN-C, 80009 ORDER BY DESC CROSS REC 10-8 AWG510 & AWG520 Service Manual...
  • Page 260 A40 Clock board See Figure 10-4 for detailed view A71/A72 Output board See Figure 10-4 for detailed view A75 Noise Generator board See Figure 10-4 for detailed view Figure 10-3: Outer chassis modules 10-9 AWG510 & AWG520 Service Manual...
  • Page 261 1316391XX LEAD 5MM L (AWG510 STANDARD) 131-6391-00 CONN,RF JACK: SMB,; MALE, STR, 50OHM, PNL MOUNT; 80009 1316391XX LEAD 5MM L (AWG510 OPTION 03) 131-6391-00 CONN,RF JACK: SMB,; MALE, STR, 50OHM, PNL MOUNT; 80009 1316391XX LEAD 5MM L (AWG520 STANDARD) 131-6391-00 CONN,RF JACK: SMB,;...
  • Page 262 Replaceable Mechanical Parts A75 Noise Generator board A71/A72 Output board A60 Memory board A40 Clock board A50 AWG board Figure 10-4: Circuit boards 10-11 AWG510 & AWG520 Service Manual...
  • Page 263 ORDER BY DESC W/FLAT & LOCK WSHR 119-5779-XX SOLID STATE DRIVE 80009 1195779XX 119-5778-XX HARD DISK 80009 1195778XX 119-6133-XX FLASH DISK (Option 10 only) 80009 1195779XX These modules are calibrated and initialized before shipment. 10-12 AWG510 & AWG520 Service Manual...
  • Page 264 Replaceable Mechanical Parts Flash disk and Hard disk See below for detailed view Flash disk and Hard disk Figure 10-5: CPU unit 10-13 AWG510 & AWG520 Service Manual...
  • Page 265 SHLD GASKET, ELEC: MESH TYPE, 3.2MM OD, 80009 3481569XX SI SPONGE CORE 344-0472-00 BUSHING: BUSHING, NYLON, GRAY 80009 3440472XX 343-0549-00 STRAP, TIEDOWN: 1.6-19MM DIA, 66NYLON 80009 3430549XX 220-0193-00 NUT, PLAIN, HEX: M4X7MM HEX, STL, ZN-C 80009 ORDER BY DESC 10-14 AWG510 & AWG520 Service Manual...
  • Page 266 Replaceable Mechanical Parts Figure 10-6: Chassis 10-15 AWG510 & AWG520 Service Manual...
  • Page 267 ORDER BY DESC REC (AWG510) 212-0216-00 J300305 SCREW, MACHINE: M4X8MM L, PNH, STL, MFZN-C, CROSS 80009 ORDER BY DESC REC, W/FLAT & LOCK WASHER (AWG510) 211-0945-00 J310173 SCREW, MACHINE: M4X8MM L, PNH, STL, MFZN-C, CROSS 80009 ORDER BY DESC REC (AWG520)
  • Page 268 Replaceable Mechanical Parts See below Figure 10-7: Floppy disk and Fan 10-17 AWG510 & AWG520 Service Manual...
  • Page 269 050-A013-00 REPLACEMENT KIT: INCLUDE WITH FPC (671-B081-XX) & 80009 ORDER BY DESC A20 (259-A001-00) BD, See 2-12 259-A001-00 J300155 REPLACEMENT KIT:FPC & A20 BD (AWG510) 80009 ORDER BY DESC 259-A001-00 J300181 REPLACEMENT KIT:FPC & A20 BD (AWG520) 80009 ORDER BY DESC...
  • Page 270 Replaceable Mechanical Parts Figure 10-8: Display 10-19 AWG510 & AWG520 Service Manual...
  • Page 271 ORDER BY DESC 212-0215-00 SCREW,MACHINE:M4X12MM L,PNH,STL,MFZN-C, 80009 ORDER BY DESC CROSS REC 407-4020-00 BRACKET,SUPPORT:FRONT,ALUMINUM 80009 4074020XX 212-0507-00 SCREW,MACHINE:10-32 X 0.375,PNH,STL CD PL,POZ 80009 ORDER BY DESC 367-0022-00 HANDLE,BOW:4.579 L,BRS CRPL 80009 3670022XX 101-0142-01 TRIM,DECORATIVE:FRONT 80009 101014201 10-20 AWG510 & AWG520 Service Manual...
  • Page 272 Replaceable Mechanical Parts Figure 10-9: Rack mount 10-21 AWG510 & AWG520 Service Manual...
  • Page 273 80009 0121459XX 015-0657-00 FILTER,LOW PASS:100MHZ,50 OHM,BNC,TUBULAR 80009 0150657XX 015-0658-00 FILTER,LOW PASS:200MHZ,50 OHM,BNC,TUBULAR 80009 0150658XX 015-0659-00 FILTER,LOW PASS:400MHZ,50 OHM,BNC,TUBULAR 80009 0150659XX 015-0660-00 FILTER,LOW PASS:DC-800MHZ,50 OHM,0.5W,BNC 80009 0150660XX 200-3696-01 COVER,FRONT:PLASTIC 80009 200369601 071-0101-XX MANUAL,TECH:SERVICE,AWG500 80009 0710101XX 10-22 AWG510 & AWG520 Service Manual...

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