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GW Instek GDS-2000 Series User Manual
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GW Instek GDS-2000 Series User Manual

GW Instek GDS-2000 Series User Manual

Digital storage oscilloscope
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GD S- 2 0 0 0
Digital Storage Oscilloscope
GDS-2062
GDS-2064
GDS-2102
GDS-2104
GDS-2202
GDS-2204
Use r M a n u a l
GW Part No. GDS-2062/ 2064/ 2102/ 2104/ 2202/ 2204
www.valuetronics.com

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Summary of Contents for GW Instek GDS-2000 Series

  • Page 1 GD S- 2 0 0 0 Digital Storage Oscilloscope GDS-2062 GDS-2064 GDS-2102 GDS-2104 GDS-2202 GDS-2204 Use r M a n u a l GW Part No. GDS-2062/ 2064/ 2102/ 2104/ 2202/ 2204 www.valuetronics.com...
  • Page 2 www.valuetronics.com...

  • Page 3: Table Of Contents

    Table of Contents Ta ble of Con t e n t s Sa fe t y I nst r uct ions ........5 Safety Symbols ......... 6 Safety Guidelines........6 Power cord for the United Kingdom ....9 Ge t t ing St a r t e d ..........1 1 GDS-2000 characteristics......12 Package Contents ........13 Power Up..........14...
  • Page 4 GDS-2000 User Manual M e a sur e m e nt s ..........6 4 Automatic Measurements......65 Go-No Go Test..........70 Math Operation ........74 Program and Play ........76 Trigger ............78 Pr int out / D a t a Tr a nsfe r ........ 8 6 Printout...........87 Save/ Recall..........89 Re m ot e Cont r ol ..........

  • Page 5: Sa Fe T Y I Nst R Uct Ions

    Safety Instructions Sa fe t y I n st r u ct ion s This chapter contains important safety instructions that you must follow when operating GDS-2000 and when keeping it in storage. Read the following before any operation to insure your safety and to keep the best condition for GDS-2000.

  • Page 6: Safety Symbols

    GDS-2000 User Manual Sa fe t y Sym bols These safety symbols may appear in this manual or on GDS-2000. Warning: Identifies conditions or practices that W ARN I N G could result in injury or loss of life. Caution: Identifies conditions or practices that could result in damage to GDS-2000 or to other CAUTI ON properties.

  • Page 7: Re M Ot E Cont R

    Safety Instructions opening. Do not perform measurements at power source • and building installation site (Note below). Do not disassemble GDS-2000 unless you are • qualified as service personnel. (Note) EN 61010-1:2001 specifies the measurement categories and their requirements as follows. GDS-2000 falls under category II. Measurement category IV is for measurement performed at the source of low-voltage installation.
  • Page 8 GDS-2000 User Manual into GDS-2000. Do not use chemicals or cleaners containing • harsh materials such as benzene, toluene, xylene, and acetone. Location: Indoor, no direct sunlight, dust free, Ope r a t ion almost non-conductive pollution (Note below) En vir on m e n Relative Humidity: <...

  • Page 9: Power Cord For The United Kingdom

    Safety Instructions Pow e r cor d for t h e Un it e d Kin gdom When using GDS-2000 in the United Kingdom, make sure the power cord meets the following safety instructions. NOTE: This lead / appliance must only be wired by competent persons WARNING: THIS APPLIANCE MUST BE EARTHED IMPORTANT: The wires in this lead are coloured in accordance with the following code:...
  • Page 10 www.valuetronics.com...

  • Page 11: Ge T T Ing St A R T E

    Getting Started Ge t t in g St a r t e d Follow these instructions to properly setup GDS-2000, especially if you are using it for the first time. Main Features ......... 12 GD S- 2 0 0 0 Ch a r a ct e r ist ics Opening the box ........

  • Page 12: Gds-2000 Characteristics

    GDS-2000 User Manual GD S- 2 0 0 0 ch a r a ct e r ist ics GDS-2000 is a generic purpose digital storage oscilloscope suitable for wide range of applications such as production testing, research, and field verification. Wide selection range: 60MHz to 200MHz •...

  • Page 13: Package Contents

    Getting Started Pa ck a ge Con t e n t s Check the contents before using GDS-2000. Contact your local dealer in case there is a missing item. Ope n in g t h e 1. Main unit Con t e n t s Ω...

  • Page 14: Power Up

    GDS-2000 User Manual Pow e r Up Place and power up GDS-2000 as follows. Tilt st a n d 1. Connect the Power Cord to the rear panel. Tu r n on t h e M a in Pow e r 2.

  • Page 15: Functionality Check

    Getting Started Fu n ct ion a lit y ch e ck Before operating GDS-2000 in a new environment, run these steps to make sure it is functionally stable. Connect the probe to Channel1 input terminal 1 . Con ne ct t h e and to the probe calibration output (2Vpp±3%, Pr obe 1kHz square wave).

  • Page 16: 3 . Se T T H E Sca Le

    GDS-2000 User Manual Auto Set 3 . Se t t h e sca le Press Auto Set key . GDS-2000 automatically adjusts the horizontal scale, vertical scale, and trigger level. For Auto Set details, see page65. Probe compensation signal, 2Vpp, 1kHz Watch the reference signal edge and compensate 4 .

  • Page 17: Pa Ne L D E Scr Ipt Ions

    Panel Descriptions Pa n e l D e scr ipt ion s GDS-2064/ 2104/ 2204 front panel .... 18 Fr on t Pa n e l GDS-2062/ 2102/ 2202 front panel .... 18 Description of front panel items ....19 GDS-2062/ 2064/ 2102/ 2104/ 2202/ 2204 Re a r Pa n e l rear panel..........

  • Page 18: Front Panel

    GDS-2000 User Manual Fr on t Pa n e l GD S- 2 0 6 4 / 2 1 0 4 / 2 2 0 4 fr ont pa n e l A LCD B F1~F5 C Variable D ON/ E Main F Trigger G Trigger...

  • Page 19: Description Of Front Panel Items

    Panel Descriptions D e scr ipt ion of fr on t pa n e l it e m s TFT Color, 320x234 resolution LCD display. LCD D ispla y Soft keys linked to functions shown on the left F1 ~ F5 side of the display.
  • Page 20 GDS-2000 User Manual decrease (counterclockwise). k n ob For configuring the horizontal view. See H or izon t a l page54. m e n u k e y Moves the waveform right (clockwise) or left H or izon t a l (counterclockwise).

  • Page 21: Rear Panel

    Panel Descriptions Re a r Pa n e l GD S- 2 0 6 2 / 2 0 6 4 / 2 1 0 2 / 2 1 0 4 / 2 2 0 2 / 2 2 0 4 r e a r pa n e l A Power Power Cord Serial No.

  • Page 22: Description Of Rear Panel Items

    GDS-2000 User Manual D e scr ipt ion of r e a r pa n e l it e m s ─: ON (front panel indicator turns green) Pow e r Sw it ch : OFF (front panel indicator turns red) For power up sequence, see page14.

  • Page 23: Display

    Panel Descriptions D ispla y GD S- 2 0 6 2 / 2 0 6 4 / 2 1 0 2 / 2 1 0 4 / 2 2 0 2 / 2 2 0 4 displa y B Battery C Remote D Date/ E Trigger...
  • Page 24 GDS-2000 User Manual The memory bar temporary appears when configuring the horizontal scale (page54), memory length (page43), and zoom (page54), indicating the ratio and the position of display waveform compared with the internally stored information. Tr igge r St a t u s : Trigger level is automatically adjusted : Trigger condition is not found : Triggering is halted...

  • Page 25: Quick Re Fe R E Nce

    Quick Reference Qu ick Re fe r e n ce Configure the System....... 26 Ope r a t ion Sh or t cu t s Measure the Signal ........27 Print and Data Transfer......27 Remote Control ........28 Calibration ..........28 Acquire, Channel, Cursor, Display....

  • Page 26: Operation Shortcuts

    GDS-2000 User Manual Ope r a t ion Sh or t cu t s Here is the list of operations introduced in this manual and their key shortcuts. Sym bols de scr ipt ion =Press the Display key, then press F1 Display→F1 =Press F1 repeatedly, if necessary F1~F4...

  • Page 27: Measure The Signal

    Quick Reference Utility→F4 Select the language Utility→F5→F5→F2→F1 Set the date/time Utility→F5→F2 View the system information M e a su r e t h e Sign a l Au t om a t ic M e a su r e m e n t s Measure→F5→F3 Delay automatic measurements Auto Set...

  • Page 28: Remote Control

    GDS-2000 User Manual Save/Recall→F3→F1~F4 Save setup Save/Recall→F4→F1~F4 Save waveform Save/Recall→F5→F3→F1~F4 Recall setup Save/Recall→F5→F4→F1~F4 Recall waveform Save/Recall→F3→F5→F1~F4 Configure folders in USB memory Re m ot e Con t r ol Utility→F2→F1 Configure the interface Ca libr a t ion Utility→F5→F1→F1~F3 Calibrate GDS-2000 Utility→F5→F5→F1→F1~F3 Compensate the probe www.valuetronics.com...

  • Page 29: Menu Tree

    Quick Reference M e n u Tr e e No menu for the following keys: Auto Set, Run/Stop, Help, Auto test/Stop, Hardcopy. Acqu ir e , Ch a n n e l, Cu r sor , D ispla y Acquire Normal Peak Detect...

  • Page 30: Operation

    GDS-2000 User Manual H or izon t a l, M a t h , M e a su r e ( 1 of 2 ) HORI +/ –/ x/ ÷ Operation MENU (4CH) (CH1_CH2) Main CH1_CH2/ CH3_CH4 (2CH) Window CH1_CH2 Window -12div ~ +12div Position...

  • Page 31: Measure (2 Of 2), Program

    Quick Reference M e a su r e ( 2 of 2 ) , Pr ogr a m Measure (4CH) CH1/ 2/ 3/ 4 Source1 (2CH) CH1/ 2/ (4CH) CH1/ 2/ Vavg Source2 3/ 4 (2CH) CH1/ 2/ Frequency FRR/ FRF/ Delay Type FFR/ FFF/ Duty Cycle...

  • Page 32: Save/ Recall (1 Of 2)

    GDS-2000 User Manual Sa ve / Re ca ll ( 1 of 2 ) Display Save/Recall Refs. Default On/ Off Ref A Setup Display On/ Off Ref B Refs. Ref C Save Setup On/ Off (4CH model) Save Ref D On/ Off Waveform (4CH model)

  • Page 33: Save/ Recall (2 Of 2)

    Quick Reference Sa ve / Re ca ll ( 2 of 2 ) Save File Utilities Image Enter Select Ink Saver Character Back On/ Off New Folder Space Destination Rename Save Delete Save Previous Previous File Utilities Menu Menu To File Utilities Save/Recall Save All Default...

  • Page 34: Trigger

    GDS-2000 User Manual Tr igge r (Trigger) MENU (4CH) CH1/ CH2/ Edge Slope CH3/ CH4/ Line (2CH) CH1/ CH2/ External/ Line Source Coupling Auto/ Normal/ LF/ HF/ Off Mode Rejection Single/ Auto Level Noise On/ Off Rejection Slope/ Previous Coupling Menu Video (4CH) CH1/ CH2/...

  • Page 35: Utility (1 Of 3)

    Quick Reference Ut ilit y ( 1 of 3 ) Utility Hardcopy SaveImage/ Function SaveAll/ Printer Menu Interface On/ Off Ink Saver Menu Color Landscape/ Type (Sound) Color Portrait/ (Printer only) Gray Landscape/ Gray Portrait / Off Ratio 5 ~ 95 (Printer only) Language Previous...

  • Page 36: Utility (2 Of 3)

    GDS-2000 User Manual Ut ilit y ( 2 of 3 ) Utility Hardcopy Self Cal Menu Menu Interface System Menu Inform Go-NoGo (Sound) Menu NoGo Language When More More Template Edit (4CH) CH1/ 2/ 3/ 4 Source (2CH) CH1/ 2 STOP Violating STOP+...

  • Page 37: Utility (3 Of 3)

    Quick Reference Ut ilit y ( 3 of 3 ) www.valuetronics.com...

  • Page 38: Default Settings

    GDS-2000 User Manual D e fa u lt Se t t in gs Save/Recall These are the factory installed settings that appear when pressing Save/Recall key→F1 Default (Default Setup). Setup Mode: Normal Memory Length: 500 Acqu isit ion Scale: 2V/Div Invert: Off Ch a n n e l Coupling: DC...

  • Page 39: Configur E T He Se T T Ings

    Configure the Settings Con figu r e t h e Se t t in gs Select the Acquisition mode ...... 41 Acqu isit ion Select the waveform memory length ..43 Relationship between Sampling rate, Memory length, and Timebase ....... 44 Select the horizontal cursor type....
  • Page 40 GDS-2000 User Manual View the system information ..... 60 Select the language ......... 60 Set the Date ........... 61 Set the Time ........... 62 Battery Maintenance (Optional) ....63 www.valuetronics.com...

  • Page 41: Acquisition

    Configure the Settings Acqu isit ion Acquisition process samples the analog input signal and converts it into digital format, later to be reconstructed into waveform. Se le ct t h e Acqu isit ion m ode Pa n e l ope r a t ion Normal Peak Detect...
  • Page 42 GDS-2000 User Manual is recorded. Equ. Time Equivalent Time sampling. GDS-2000 draws the waveform by accumulating the sample records. Use this only for repetitive signal. Real Time Real Time sampling. GDS-2000 draws the waveform from a single sample record. Ex a m ple Normal mode Peak Detect mode Average mode...

  • Page 43: Select The Waveform Memory Length

    Configure the Settings Se le ct t h e w a ve for m m e m or y le n gt h 500/25000 (1CH) Pa n e l ope r a t ion Acquire 500/12500 (2CH) Mem Leng 500/5000 (4CH) 1.

  • Page 44: Relationship Between Sampling Rate, Memory Length, And Timebase

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  • Page 45: Cursor

    Configure the Settings Cu r sor Se le ct t h e h or izon t a l cu r sor t ype Pa n e l ope r a t ion (4CH) CH1/ 2/ 3/ 4/ MATH (2CH) CH1/ 2/ Cursor Source MATH...
  • Page 46 GDS-2000 User Manual Source Ra n ge CH1~CH4 Channel1~Channel2 waveform (4CH model) CH1~CH2 Channel1~Channel2 waveform (2CH model) MATH The waveform resulted from the math operation Horizontal (cursor type) Both T1 and T2 are invisible. T2 is active, T1 is fixed. Variable knob moves only T2.

  • Page 47: Select The Vertical Cursor Type

    Configure the Settings Se le ct t h e ve r t ica l cu r sor t ype Pa n e l ope r a t ion (4CH) CH1/ 2/ 3/ 4/ MATH (2CH) CH1/ 2/ Cursor MATH Source Vertical 1.
  • Page 48 GDS-2000 User Manual Source Ra n ge CH1~CH4 Channel1~Channel4 waveform (4CH model) CH1~CH2 Channel1~Channel2 waveform (2CH model) MATH The waveform resulted from the Math operation. Vertical (cursor type) Both V1 and V2 are invisible. V2 is active, V1 is fixed. Variable knob moves only V2.

  • Page 49: Display

    Configure the Settings D ispla y Se le ct t h e ve ct or / dot w a ve for m Pa n e l ope r a t ion Display Vectors/ Dots Type 1. Press the Display key→F1. 2.

  • Page 50: View Accumulated Waveform

    GDS-2000 User Manual Vie w a ccu m u la t e d w a ve for m Pa n e l Display On/ Off Accumulate ope r a t ion Refresh 1. Press the Display key→F2. 2. To turn Off accumulation, press F2 again. 3.

  • Page 51: Set The Display Contrast

    Configure the Settings Se t t he displa y con t r a st Pa n e l ope r a t ion Display Contrast 1. Press the Display key→F4. 2. To change the contrast, use variable knob Fr e e ze t h e w a ve for m Pa n e l ope r a t ion Run/Stop 1.

  • Page 52: Select The Display Grid Type

    GDS-2000 User Manual Se le ct t h e displa y gr id t ype Pa n e l ope r a t ion Display (icon) 1. Press the Display key→F5. 2. To select the grid type, press F5 repeatedly. Only displays X and Y axis Ra n ge Displays full grid...

  • Page 53: Turn Off The Display Menu

    Configure the Settings Tu r n Off t h e displa y m e nu Pa n e l ope r a t ion 1. Press the MENU ON/OFF key. 2. To turn the menu On, press again. Ex a m ple Menu On Menu Off www.valuetronics.com...

  • Page 54: Horizontal View

    GDS-2000 User Manual H or izon t a l Vie w Roll t h e h or izon t a l vie w Pa n e l ope r a t ion HORI Roll MENU 1. Press the Horizontal key→F4. 2.

  • Page 55: View In Xy Mode

    Configure the Settings Vie w in XY m ode Not available for Channel 3 and Channel 4 Pa n e l ope r a t ion HORI MENU 1. Feed Channel1 (horizontal) and Channel2 (vertical) signal. 2. Press the Horizontal key→F5. 3.

  • Page 56: Vertical

    GDS-2000 User Manual Ve r t ica l Se le ct t h e cou plin g m e t h od Pa n e l ope r a t ion Coupling 1. Press the Channel key→F1. 2. To select the coupling, press F1 repeatedly. AC coupling Ra n ge DC coupling...

  • Page 57: Invert The Waveform

    Configure the Settings I n ve r t t h e w a ve for m Pa n e l ope r a t ion On/ Off Invert 1. Press the Channel key→F2. 2. To cancel the effect, press F2 again. Ex a m ple CH2 (lower waveform) Invert Off CH2 Invert On...

  • Page 58: Limit The Frequency Bandwidth

    GDS-2000 User Manual Lim it t h e fr e qu e n cy ba n dw idt h Pa n e l ope r a t ion On/ Off BW Limit 1. Press the Channel key→F3. 2. To cancel the effect, press F3 again. BW Limit On Frequency bandwidth: 20MHz Ra n ge...

  • Page 59: Other Settings

    Configure the Settings Ot h e r Se t t in gs Se le ct t h e bu zze r sou n d Pa n e l ope r a t ion Utility / Off 1. Press the Utility key→F3. 2.

  • Page 60: View The System Information

    GDS-2000 User Manual Vie w t h e syst e m in for m a t ion System Pa n e l ope r a t ion Utility More Info. 1. Press the Utility key→F5→F2. 2. The following information is shown. Model name, Serial No, Firmware version, battery voltage and capacity (optional).

  • Page 61: Set The Date

    Configure the Settings Se t t he D a t e Pa n e l ope r a t ion Utility More More Time Set Date Menu Day/ Month/ Year (Day) Save Cancel 1. Press the Utility key→F5→F5→F2. Press F1 again if “Date”...

  • Page 62: Set The Time

    GDS-2000 User Manual Se t t he Tim e Pa n e l ope r a t ion Utility More More Time Set Time Menu Hour/ Minute (Hour) Save Cancel 1. Press the Utility key→F5→F5→F2→F1. Press F1 again if “Time” does not appear. 2.

  • Page 63: Battery Maintenance (Optional)

    Configure the Settings Ba t t e r y M a in t e n a n ce ( Opt ion a l) The battery is a factory-installed optional item. Contact your local dealer for purchase and installation. Li-Ion, 10.8V 1600mAh per pack (two packs for Spe cifica t ion one GDS-2000 unit) Charging time: Twelve hours approx.
  • Page 64 GDS-2000 User Manual M e a su r e m e n t s Auto Set..........65 Au t om a t ic M e a su r e m e n t s Run automatic measurements ....66 View automatic measurement results ..69 Edit Go-No Go test condition .....

  • Page 65: Automatic Measurements

    Measurements Au t om a t ic M e a su r e m e n t s Au t o Se t Auto Set automatically finds the appropriate settings (vertical, horizontal, trigger) for the input signals. Limitation: Signals under 30mV or 30Hz would not be configured. Pa n e l Ope r a t ion Auto Set The following is the Auto Set configuration.

  • Page 66: Run Automatic Measurements

    GDS-2000 User Manual Ru n a u t om a t ic m e a su r e m e n t s Pa n e l ope r a t ion Measurement Edit mode Result (4CH) CH1/ 2/ 3/ 4 Source1 (2CH) CH1/ 2 Vavf...
  • Page 67 Measurements Source1, 2 Ra n ge (4CH) CH1~CH4 (4CH model) Channel1~Channel2 (2CH) CH1,CH2 (2CH model) Channel1,Channel2 Volt type Difference between positive and negative peak voltage. (=Vmax−Vmin) Vmax Positive peak voltage. Vmin Negative peak voltage. Vamp Difference between global high and global low voltage.
  • Page 68 GDS-2000 User Manual Falltime Falling time of the pulse (90%~) +Width Positive pulse width. -Width Negative pulse width. Duty Cycle The ratio of the signal pulse compared with the whole cycle. (=100x Pulse Width/Cycle) Delay Type Time between Source1 signal first rising edge and Source2 signal first rising edge.

  • Page 69: View Automatic Measurement Results

    Measurements Vie w a u t om a t ic m e a su r e m e n t r e su lt s Measurement View mode Pa n e l ope r a t ion Result Vavf Frequency Measure (4CH only) Dutycycle...

  • Page 70: Go-No Go Test

    GDS-2000 User Manual Go- N o Go Te st Edit Go- N o Go t e st con dit ion Pa n e l ope r a t ion Go-No Go Menu Utility More No Go When Template Max/ Min/ Auto Template Edit Max:RefA/M1~20...
  • Page 71 Measurements 10. To go back to the previous menu, press F5. Go-No Go When (violation condition) Ra n ge No Go means the subject signal is within the template. No Go means the subject signal is violating the template. Template Sets the maximum side of the template.
  • Page 72 GDS-2000 User Manual Auto Automatically creates the maximum and minimum template from an incoming signal, specifying the margin (tolerance) around the waveform. Template source CH1: Use Channel1 signal CH2: Use Channel2 signal Template tolerance 0.4%~40% Creating a template in Auto mode Tolerance Source signal Channel1 as the subject of test...

  • Page 73: Run Go-No Go Test

    Measurements Ru n Go- N o Go t e st Pa n e l ope r a t ion Go-No Go Utility More Go-No Go Menu On/ Off Ratio 1. Edit the test condition. See page70. 2. Press the Utility key→F5→F3. 3.

  • Page 74: Math Operation

    GDS-2000 User Manual M a t h Ope r a t ion Add/ Su bt r a ct / M u lt iply/ D ivide sign a ls Pa n e l ope r a t ion +/ -/ x/ ÷ (2CH) CH1_CH2 (4CH) CH1_CH2/ (CH1+CH2)

  • Page 75: Run Fft Operation

    Measurements Ru n FFT ope r a t ion Not available for Channel3 and Channel4 Pa n e l ope r a t ion CH1/ CH2 Source Flattop/Rectangu MATH Window Blackman/Hanning -12 Div ~ +12Div Position 20/ 10/ 5/ 2/ 1 dB Unit/div 1.

  • Page 76: Program And Play

    GDS-2000 User Manual Pr ogr a m a n d Pla y Edit t h e pr ogr a m st e ps Pa n e l ope r a t ion Edit 1 ~ 15 Step Menu: Cursor/ Program Item utoMeasurement Memory: M1~20...

  • Page 77: Play The Program

    Measurements Pla y t h e pr ogr a m Pa n e l ope r a t ion Play 1 ~ 99 Cycle Program 1 ~ 15 From:/ To: Start 1. Edit the program. See page76. 2. Press Program key→F1. In case “Play” menu does not appear, press F1 again.

  • Page 78: Trigger

    GDS-2000 User Manual Tr igge r Use Edge t r igge r Pa n e l ope r a t ion (2CH) CH1/2/ External/ Line Edge Slope (4CH) CH1/2/3/4/ (Trigger) Source Coupling Line Auto/ MENU LF/ HF/ Off Mode Rejection Normal/ Single/ Noise...
  • Page 79 Measurements Trigger source Ra n ge CH1~CH2 Channel1~Channel2 (2CH model) CH1~CH4 Channel1~Channel4 (4CH model) External Signal from the External trigger input (only for 2CH model) Line AC Power supply signal Trigger mode Auto GDS-2000 generate an internal trigger if there is no trigger event. Select this mode when viewing rolling waveform at slower timebase, maximum 10s/div.

  • Page 80: Use Video Trigger

    GDS-2000 User Manual Use Vide o t r igge r Pa n e l Video ope r a t ion (4CH) CH1/ 2/ 3/ 4 Source (2CH) CH1/ 2 MENU NTSC/ SECAM/ PAL Standard Polarity Field1/ 2, NTSC:1 ~ 263 Line PAL/SECAM:1~313 1.

  • Page 81: Use Pulse Width Trigger

    Measurements Use Pu lse w idt h t r igge r Pa n e l ope r a t ion 1. Press the Trigger menu key. Press F1 repeatedly until “Pulse” appears. 2. To select the trigger source signal, press F2 repeatedly. 3.
  • Page 82 GDS-2000 User Manual External External trigger input signal (only for 2CH model) Line AC power input Trigger mode Auto GDS-2000 generates an internal trigger if there is no trigger event. Normal GDS-2000 acquires waveform in a trigger event. Single GDS-2000 acquire waveform only once in a trigger event.

  • Page 83: Use Advanced Delay Trigger

    Measurements Use Adva n ce d de la y t r igge r Advanced delay trigger is available only in 2CH models. Pa n e l ope r a t ion Delay Slope 100ns~ By Time Coupling 1.3ms 2 ~ 65000 LF/ HF/ Off MENU By Event...
  • Page 84 GDS-2000 User Manual Ext. (Trigger level of the start signal) +1.4V -1.3V USER ±12V range user defined level Slope Rising edge Falling edge Coupling AC coupling DC coupling (Frequency) Rejection Low Frequency rejection. Rejects frequency below 50kHz. High Frequency rejection. Rejects frequency above 50kHz.
  • Page 85 Measurements A: Start Trigger (External) B: Main Trigger (CH1 or 2) C: Start point of External trigger count D: Trigger E: Trigger point www.valuetronics.com...
  • Page 86 GDS-2000 User Manual Pr in t ou t / D a t a Tr a n sfe r Printout display image ......87 Pr in t ou t Printout display image (PC software) ..88 Quick save via USB ......... 89 Sa ve / Re ca ll Save image/ waveform/ setup ....

  • Page 87: Printout

    Printout/ Data Transfer Pr in t ou t Pr in t ou t displa y im a ge ( pa n e l ope r a t ion ) Pa n e l ope r a t ion Hardcopy Function Utility Menu Printer...
  • Page 88 GDS-2000 User Manual time, no need to configure the setting unless changed.) InkSaver (Display background color) Ra n ge On/ Off InkSaver On InkSaver Off Color/ Portrait Color Landscape Color Portrait Gray Landscape Gray Portrait Ratio (Image size) 5~75 The following printers have been confirmed. Con fir m e d HP Deskjet 970CXI HP LaserJet 1010/ 1015/ 1300...

  • Page 89: Save/ Recall

    Printout/ Data Transfer Sa ve / Re ca ll Qu ick sa ve via USB fla sh dr ive Pa n e l ope r a t ion Hardcopy Save Image Utility Function Save All Menu On/ Off InkSaver HardCopy 1.
  • Page 90 GDS-2000 User Manual Sa ve im a ge / w a ve for m / se t u p Pa n e l ope r a t ion Save Setup Save Save Save/Recall Waveform Image More Save All InkSaver On/ Off (setup,image) (4CH) CH1/ 2/ 3/ 4, Math, RefA/ B/ C/ D...
  • Page 91 Printout/ Data Transfer Front panel Rear panel Save dialog screen 6. To save the file, press F4. 7. To configure USB folders, see page92. File type Ra n ge Setup Setup file (Gxxx.SET). Waveform Waveform file (Gxxx.CSV). Image Image file (Gxxx.BMP). A folder (Axxx) containing setup (Axxx.SET), waveform (Axxx.CSV), and image file (Axxx.BMP).

  • Page 92: Con Figu R E Folde R S A N D File S In Usb Fla Sh Dr Ive

    GDS-2000 User Manual Con figu r e folde r s a n d file s in USB fla sh dr ive This part assumes you have connected a USB flash drive to GDS-2000 and have already selected F5 “File Utlities” in other save and recall menus.
  • Page 93 Printout/ Data Transfer 2. To enter a character, select the letter using the Variable knob and press F1. 3. To delete a character, press F2. 4. To save the result, press F4. D e le t e a 1. Use the Variable knob and move to the file or folder.
  • Page 94 GDS-2000 User Manual Re ca ll w a ve for m / se t u p Pa n e l ope r a t ion Recall Setup Save/Recall More Recall Waveform Recall Memory: M1 ~ 20 Source Destination (4CH) RefA/ B/ C/ D (2CH) RefA/ B (waveform) Recall...
  • Page 95 Printout/ Data Transfer connector is not used. The two cannot work together at the same time.) Front panel USB Rear panel USB 5. (Recalling waveforms) To select the destination (reference waveform), press F3 repeatedly. 6. To recall waveform/setup, press F4. 7.
  • Page 96 GDS-2000 User Manual Re ca ll de fa u lt se t t in gs fault Pa n e l Ope r a t ion Save/Recall Press Save/Recall key→F1. GDS-2000 recalls the factory installed panel settings, listed below. Mode: Normal Memory Length: 500 Acqu isit ion Scale: 2V/Div...

  • Page 97: Remote Control

    Remote Control Re m ot e Con t r ol Configure the interface ......97 Use PC Soft w a r e Download and Install PC Software....98 Setup and use the PC Software....99 Configure the interface ......102 Use I EEE Ba se d Re m ot e con t r ol Command Syntax ........

  • Page 98: Download And Install Pc Software

    GDS-2000 User Manual D ow n loa d a n d I n st a ll PC Soft w a r e Download the software from GWInstek website. Soft w a r e D ow n loa d 1. Access www.gwinstek.com.tw. 2.

  • Page 99: Setup And Use The Pc Software

    Remote Control Se t up a n d u se t h e PC Soft w a r e Scr e e n D e scr ipt ion View Connection GDS-2000 Mode tab Display Screen button Quit button Command Capture Pause Record Stop...
  • Page 100 GDS-2000 User Manual Connection tab Oscilloscope ID Scan button Oscilloscope ID format: (from left) Manufacturer, Model No, Serial No, Firmware version Click the Play mode tab. Then click the Play 2 . Ca pt u r e t h e button.
  • Page 101 Remote Control Stop capturing/ recording the display Click the stop button. Save the image in *.gif/ *.jpg/ *.png/ *.bmp/ *.tif format Click the save button. The save file windows appears. Printout the captured image Click the print button. The print window appears.

  • Page 102: Use Ieee Based Remote Control

    GDS-2000 User Manual Use I EEE ba se d r e m ot e con t r ol Con figu r e t h e in t e r fa ce Pa n e l ope r a t ion Interface Utility USB/ RS232/GPIB...
  • Page 103 Remote Control 4. (For GPIB only) To select the address, press F2 repeatedly. 5. Connect the USB/RS232C/ GPIB cable to the rear panel. RS-232C GPIB (Optional) 1 2 3 4 5 6 7 8 9 To install, power off the 2: RxD, 3: TxD, 5: GND device and plug the 1, 4, 6~9: No connection...

  • Page 104: Command Syntax

    GDS-2000 User Manual Com m a n d Syn t a x The commands are fully compatible with IEEE488.2 (1992) standard and partially compatible with SCPI (1994) standard. Ex a m ple com m a n d 1: Command Header 2: Single space 3: Parameter 4: Message Terminator OR Message Separator...

  • Page 105: Command Set

    Remote Control Com m a n d Se t Commands are non-case sensitive. For more detailed information, refer to the Programming Manual which is downloadable from www.gwinstek.com.tw. Acqu isit io :acq:aver? Returns the average number of waveform acquisition (available only for average mode). :acq:aver Sets the average number of waveform <2~256>...
  • Page 106 GDS-2000 User Manual channel first) :meas:ris? urns the first pulse rising edge timing. (select channel first) :meas:sour Sets the measurement channel. <1~4> Range: 1~4 (Chann el1~Channel4) :meas:vamp? Returns the voltage difference between positive and negative peak. (select the channel first) :meas:vav? Returns the average voltage.
  • Page 107 Remote Control :curs:sour Sets the source of the currently active cursor <1~5> Range: 1~4 (ch annel1~4), 5 (math) D ispla y :refr Refreshes the display contents. :run Runs the trigger (unfreezes the waveform). :stop Stops the trigger (freezes the waveform). :disp:acc? Returns the display accumulation status.
  • Page 108 GDS-2000 User Manual :gon:sour Sets the Go-No Go test source chan nel. <0/1> Range: 0 (channel1), 1 (channel2) :gon:viol? Returns the Go-No Go violation acti Range: 0 (stop), 1 (stop + buzzer), 2 (continue), 3 (continue + buzzer) :gon:viol <0~3> Sets the Go-No Go violation action.
  • Page 109 Remote Control <1e-9~10> Range: 1e-9~10 (seconds) :tim:swe? Returns the horizontal sweep mode Range: 0 (main timebase), 1 (window), 2 (window zoom), 3 (roll), 4 (XY) :tim:swe <0~4> Sets the horizontal sweep mode. Range: 0 (main timebase), 1 (window), 2 (window zoom), 3 (roll), 4 (XY :tim:wind:del? Returns the position of the zoomed area.
  • Page 110 GDS-2000 User Manual :trig:del:even? Returns the user-defined tr igger delay event count. Range: 2~65000 :trig:del:even Sets the user-defined trigger delay ev ent count. <2~65000> Range: 2~65000 :trig:del:lev? Returns the user-defin ed trigger signal level. Range: -12~12 :trig:del:lev Sets the user-defined trigger signal level. <-12~12 (f) >...
  • Page 111 Remote Control :trig:slop <0/1> Sets the trigger slope type. Range: 0 (rising edge), 1 (falling edge) :trig:sour? Returns the trigger source. Range: 0~3 (channel1~4), 4 (external), 5(line) :trig:sour <0~5> Sets the trigger source. Range: 0~3 (chan nel1~4), 4 (external), 5(line) :trig:typ? Returns the trigger type.
  • Page 112 GDS-2000 User Manual :chan<1~4>:inv Returns the invert status for each channel. Range: 0 (no change), 1 (inverte :chan<1~4>:inv Inverts each channel. <0~1> Range: 0 (no change), 1 (inv erted) :chan<1~4>:ma Sets the math operation for each chan nel. th <0~3> Range: 0 (Add), 1 (Subtract), 2 (Multiplication), 3 (Division), 4 (FFT), 5 (Off)
  • Page 113 Remote Control (Standard Event Status Register) when all the pending operations are completed. *rcl <1~15> Recalls the panel setup from inte rnal memory. Example: *RCL 1→recalls setup from memor *rst Recalls the default panel setup (res et the device). *sav <1~15> Saves the panel setup to internal memory.

  • Page 114: Ca Libr A T Ion

    GDS-2000 User Manual Ca libr a t ion Ca libr a t e t h e ve r t ica l sca le *Run Calibrat under two conditions. 1 When using GD S-2000 in a new environment, such as field measu rement.

  • Page 115: Compensate The Probe

    Calibration Com pe n sa t e t h e pr obe Run probe compensation when using it for the first time. Pa n e l ope r a t ion Utility More More Probe Comp Wave Type Menu 1k ~ 100k Frequency 5% ~ 95% Duty Cycle...
  • Page 116 GDS-2000 User Manual Over Under Normal Compensation Compensation Wave type Ra n ge Probe compensation signal, 2Vpp at x10 probe attenuation. Demonstration signal for showing the effects of deep memory length. Demonstration signal for showing the effects of peak detectio quency 1k~100k 1k step.

  • Page 117: Faq

    ● I pressed the Power (On/Standby) key on the front panel but nothing h appens. ● The probe waveform is distorted. ● I connected the signal but it does not appear on screen. ● Autoset does not catch the signal well. ●...
  • Page 118 GDS-2000 User Manual Autoset does not catch the signal well. Autoset fu nction cannot catch signals under 30mV or 3 0Hz. Please use the manual operation. I want to clean up the cluttered panel settings. Recall the default settings by pressing Save/Recall key→F1.

  • Page 119: Appe Ndix

    Appendix Appe n dix Spe cifica t io The specifications apply under the following conditi ons: GDS-2000 is powered on for at least 30 minutes, within +20°C~ +30°C. GD S- 2 0 6 2 / 6 4 GD S- 2 1 0 2 / 0 4 GD S- 2 2 0 2 / 0 4 Ch a n n e ls DC~60MHz...
  • Page 120 GDS-2000 User Manual 25MHz~max: Approx. 1div or 10mV Ex t Tr igge r ( for Range ±15V Sensitivity DC~30MHz: ~50mV 2 ch m ode l on ly) 30MHz~max: ~100mV Input Impedance 1MΩ±2%, ~16pF Maximum Input 300V (DC + AC peak), CATII Range ±15V H or izon t a l...
  • Page 121 Appendix Accuracy: ±2% Signal source: All available trigger sourc e except the Video trigger Con t r ol Pa n e l Auto Set Automatically adjust vertical Fu n ct ion Volt/div, Horizontal Time/div, and Trigger level Save Setup Internal memory: 20 sets USB Flash drive: unlimited Save Waveform Internal memory: 20 sets...

  • Page 122: Declaration Of Conformity

    GDS-2000 User Manual D e cla r a t ion of Con for m it y GOOD WILL INSTRUMENT CO., LTD. No. 95-11, Pao-Chung Rd., Hsin-Tien City, Taipei Hsien, Taiwan GOOD WILL INSTRUM ENT (SUZHOU) CO., LTD. No. 69, Lushan Road, Suzhou New District Jiangsu, China declare that the below mentioned produ GDS-2000...
  • Page 123 Index I n de x EN61000 ..........122 EXT input acquisition ..........41 description .......... 18 Auto set trigger ..........configuration........65 FAQ............ 1 functionality check ......16 FAQ ............116 utomatic measurement fft operation ..........
  • Page 124 GDS-2000 User Manual commands......... 104 program and p interface..........edit............76 syntax ..........103 run ............77 image printout......... 86, 98 rear panel ..........21 save ..........88, 89 recall default setting ........95 math operation ........74 default setup........
  • Page 125 Index specification ........121 FAQ ........... 117 system information .........60 save file ......... 88, 89 softwa re interface ......96 table of contents ........3 time vertical date setting .........61 coupling..........56 FAQ............ 117 cursor ..........47 time setting .........62 trigger waveform delay, event .........83 accumulation ......

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