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Digital Storage Oscilloscope GDS-1000 Series USER MANUAL GW INSTEK PART NO. 82DS-11020ME1 ISO-9001 CERTIFIED MANUFACTURER

GDS-1000 Series User Manual 10 (Pollution Degree) EN 61010-1:2001 specifies the pollution degrees and their requirements as follows. the oscillos

GDS-1000 Series User Manual 100 GDS-1000 Series Specifications The specifications apply when the oscilloscope is powered on for at least 30 minute

APPENDIX 101 Common specifications Vertical Sensitivity 2mV/div~5V/Div (1-2-5 increments) Accuracy ± (3% x |Readout|+0.1div + 1mV) Bandwidt

GDS-1000 Series User Manual 102 Cursors and Measurement Voltage Vpp, Vamp, Vavg, Vrms, Vhi, Vlo, Vmax, Vmin, Rise Preshoot/ Overshoot, Fall Pres

APPENDIX 103 Probe Specifications GDS-1022/1042 Probe Applicable model & probe GDS-1022, GDS-1042 GTP-060A-4 Position x 10 Attenuation Ratio

GDS-1000 Series User Manual 104 Declaration of Conformity We GOOD WILL INSTRUMENT CO., LTD. (1) No.7-1, Jhongsing Rd., Tucheng Dist., New Taipei

INDEX 105 INDEX AC coupling ... 62 accumulating waveform ... 55 acquisition ...

GDS-1000 Series User Manual 106 force trigger ... 71 frequency cursor tracking ... 46 fre

INDEX 107 waveform ... 83 save all ... 85 menu tree ...

SAFETY INSTRUCTION 11 Power cord for the United Kingdom When using the oscilloscope in the United Kingdom, make sure the power cord meets the follow

GDS-1000 Series User Manual 12 GETTING STARTED The Getting started chapter introduces the oscilloscope’s main features*, appearance, and set up pr

GETTING STARTED 13 Panel Overview Front Panel LCD display TFT color, 320 x 234 resolution, wide angle view LCD display. Function keys: F1 (top) t

GDS-1000 Series User Manual 14 Utility key Utility Configures the Hardcopy function (page79), shows the system status (page71), selects the menu

GETTING STARTED 15 Horizontal position knob Moves the waveform horizontally (page57). TIME/DIV knob TIME/DIV Selects the horizontal scale (page57)

GDS-1000 Series User Manual 16 Rear Panel LINE VOLTAGEAC 100 240VFUSE RATI NGRANGET1A 250VFREQUENCY50 60HzPOWER MAX.18W 40V

GETTING STARTED 17 Display Waveform markerVertical status Horizontal status Frequency Trigger conditionWaveform position Trigger status Acquisition

GDS-1000 Series User Manual 18 Setting up the Oscilloscope Background This section describes how to set up the oscilloscope properly including co

GETTING STARTED 19 6. Press the Autoset key. A square waveform will appear in the center of the display. For details of the Autoset, see page37.

February 2011 edition This manual contains proprietary information, which is protected by copyright. All rights are reserved. No part of this manua

GDS-1000 Series User Manual 20 QUICK REFERENCE This chapter lists the oscilloscope menu tree, operation shortcuts, built-in help coverage, and def

QUICK REFERENCE 21 Autoset key Automatically find signal and set scale Autoset CH1/2 key On/ Off/ /On/ Off(GDS-1102/1062)x1/ x10/ x100C

GDS-1000 Series User Manual 22 Cursor key 2/2 Turn cursor on/off Cursor Move Y1 cursor Y1→ VAR Move Y2 cursor Y2→ VAR Move both Y1 and Y2 cu

QUICK REFERENCE 23 Hardcopy key → See Utility key (page32) Help key Turn help mode on/off Help Horizontal menu key Select main (default) dis

GDS-1000 Series User Manual 24 Math key 1/2 Math on/off Math Select math operation type (+/–) Operation Select addition/subtraction CH1+/-CH2

QUICK REFERENCE 25 Measure key VoltageVppPreviousMenuVoltage/TimeVpp 1:204mV 2: 300mVVavg1: 1.93mV 2: 28.0mVFrequency 1: 1.000kHz 2: 3.003kHzDuty

GDS-1000 Series User Manual 26 Save/Recall key 1/9 Switch to Save or Recall menu Save/Recall Recall default setup Default Setup Save/Recall key

QUICK REFERENCE 27 Save/Recall key 3/9 Select other menu Recall Waveform Select waveform source Source→VAR Select waveform destination Destina

GDS-1000 Series User Manual 28 Save/Recall key 5/9 Select other menu Save Setup Select destination Destination→VAR Save setup Save Go to SD c

QUICK REFERENCE 29 Save/Recall key 7/9 Select other menu Save Image Turn on/off ink saver Ink Saver Save image Save Go to SD card file utilities

TABLE OF CONTENTS 3 Table of Contents SAFETY INSTRUCTION ... 7 Safety Symbols ...

GDS-1000 Series User Manual 30 Save/Recall key 9/9 Select file/folder VAR →Select Create or rename folder/file New Folder/Rename VAR →Enter cha

QUICK REFERENCE 31 Trigger key 2/4 TypeEdgeSourceCH1ModeAutoSlope /CouplingCH1/2/Ext/LineAuto/ NormalTo Slope/CouplingMENUEdge Trigger Select edge

GDS-1000 Series User Manual 32 Trigger key 4/4 Select trigger slope type Slope Select trigger coupling mode Coupling Select frequency rejection

QUICK REFERENCE 33 Utility key 2/4 Enter self calibration Self CAL Go to previous menu Previous Menu Utility key 3/4 FunctionSave AllSaveImage

GDS-1000 Series User Manual 34 Default Settings Here are the factory installed panel settings which appear when pressing the Save/Recall key→ Defa

QUICK REFERENCE 35 Built-in Help The Help key shows the contents of the built-in help support. When you press a function key, its descriptions app

GDS-1000 Series User Manual 36 MEASUREMENT The Measurement chapter describes how to properly observe a signal using the oscilloscope’s basic funct

MEASUREMENT 37 De-activating a channel To de-activate the channel, press the Channel key twice (once if the channel menu is already selected). Us

GDS-1000 Series User Manual 38 Undo optionBefore Autoset After Autoset Undoing the Autoset To undo the Autoset, press Undo (available for 5 second

MEASUREMENT 39 Waveform operation Waveforms can be moved or scaled in both the Run and Stop mode. For details, see page57 (Horizontal position/sc

GDS-1000 Series User Manual 4 Trigger key 2/4 ... 31 Trigger key 3/4 ...

GDS-1000 Series User Manual 40 Selecting the horizontal scale To select the timebase (scale), turn the TIME/DIV knob; left (slow) or right (fast).

MEASUREMENT 41 Stop mode In Stop mode, the vertical scale setting can be changed but the waveform shape stays the same. Using the probe compensati

GDS-1000 Series User Manual 42 2. Press the Utility key. Utility 3. Press ProbeComp. ProbeCompMenu 4. Press Wave type repeatedly to select t

MEASUREMENT 43 Automatic Measurements Automatic measurement function measures input signal attributes and updates them in the display. Measurement

GDS-1000 Series User Manual 44 Vlo Global low voltage. Vavg Averaged voltage of the first cycle. Vrms RMS (root mean square) voltage. ROVSh

MEASUREMENT 45 Automatically measuring the input signals Viewing the measurement result 1. Press the Measure key. Measure 2. The measurement res

GDS-1000 Series User Manual 46 Cursor Measurements Cursor line, horizontal or vertical, shows the precise position of the input waveforms or the m

MEASUREMENT 47 To move the right cursor, press X2 and then use the Variable knob. To move both cursors at once, press X1X2 and then use the Vari

GDS-1000 Series User Manual 48 Using the vertical cursors Procedure 5. Press the Cursor key. Cursor 6. Press X↔Y to select the vertical (Y1&am

MEASUREMENT 49 Math Operations The Math operations can add, subtract, or perform FFT on the input waveforms. The resulted waveform can be measured

TABLE OF CONTENTS 5 Zooming the waveform horizontally ... 59 Viewing waveforms in the X-Y mode ...

GDS-1000 Series User Manual 50 Adding or subtracting signals Procedure 1. Activate both CH1 and CH2. CH 1 CH 2 2. Press the Math key. MATH 3.

MEASUREMENT 51 Using the FFT function Procedure 1. Press the Math key. MATH 2. Press Operation repeatedly to select FFT. OperationFFT 3. Pres

GDS-1000 Series User Manual 52 CONFIGURATION The Configuration chapter describes how to configure panel settings to make measurements and observat

CONFIGURATION 53 Average Multiple data are averaged to form a waveform. This mode is useful for drawing a noise-free waveform. To select the numbe

GDS-1000 Series User Manual 54 7. Press Normal. 8. Press Peak-Detect and see that a spike noise is captured. PeakDetect Example The peak dete

CONFIGURATION 55 Display The Display section describes how to configure the display settings: drawing type, waveform accumulation, contrast adjustm

GDS-1000 Series User Manual 56 Example Accumulation off Accumulation on Adjusting the display contrast Procedure 1. Press the Display key. Di

CONFIGURATION 57 Horizontal View The Horizontal view section describes how to configure the horizontal scale, position, waveform update mode, windo

GDS-1000 Series User Manual 58 Selecting the waveform update mode Background The display update mode is switched automatically or manually accord

CONFIGURATION 59 Zooming the waveform horizontally Procedure/ range 1. Press the Horizontal Menu key. MENU 2. Press Window. 3. Use the horiz

GDS-1000 Series User Manual 6 Vertical Resolution Calibration ... 93 Probe Compensation ...

GDS-1000 Series User Manual 60 Viewing waveforms in the X-Y mode Background The X-Y mode compares the voltage of Channel 1 and Channel 2 waveform

CONFIGURATION 61 Vertical View (Channel) The Vertical view section describes how to set the vertical scale, position, bandwidth limitation, couplin

GDS-1000 Series User Manual 62 AC coupling mode. Only the AC portion of the signal appears on the display. This mode is useful for observing AC

CONFIGURATION 63 2. Press BW Limit to turn on or off the limitation. When turned on, the BW incicator appears next to the Channel indicator in th

GDS-1000 Series User Manual 64 Trigger The Trigger function configures the conditions by which the oscilloscope captures the incoming signals. Tri

CONFIGURATION 65 The Auto trigger status appears in the upper right corner of the display. Single The oscilloscope acquires the input signals o

GDS-1000 Series User Manual 66 > Longer than = Equal to < Shorter than ≠ Not equal to Trigger slope Triggers on the rising edge. Trig

CONFIGURATION 67 Configuring the edge trigger Procedure 1. Press the Trigger menu key. MENU 2. Press Type repeatedly to select edge trigger.

GDS-1000 Series User Manual 68 8. Press Rejection to select the frequency rejection mode. Rejection Off Range LF, HF, Off 9. Press Noise Rej

CONFIGURATION 69 Range positive, negative 6. Press Line repeatedly to select the video field line. Use the Variable knob to select the video li

SAFETY INSTRUCTION 7 SAFETY INSTRUCTION This chapter contains important safety instructions that should be followed when operating and storing the o

GDS-1000 Series User Manual 70 5. Press When repeatedly to select the pulse condition. Then use the Variable knob to set the pulse width. When &

CONFIGURATION 71 Manually triggering the signal Note This section describes how to manually trigger the input signals when the oscilloscope does n

GDS-1000 Series User Manual 72 Remote Control Interface The Remote control interface section describes how to set up the USB interface for PC conn

CONFIGURATION 73 System Settings The system settings show the oscilloscope’s system information and allow changing the language. Viewing the system

GDS-1000 Series User Manual 74 SAVE/RECALL The save function allows saving display image, waveform data, and panel settings into the oscilloscope’

SAVE/RECALL 75 External SD card An SD card (2GB or less, FAT or FAT32 format) can hold practically unlimited number of waveforms. Ref A, B The tw

GDS-1000 Series User Manual 76 Setup file format Format xxxx.set (proprietary format) A setup file saves or recalls the following settings. Conte

SAVE/RECALL 77 Using the SD card file utilities Background For the SD card inserted into the oscilloscope, file deletion, folder creation, file/fo

GDS-1000 Series User Manual 78 Creating a new folder / renaming a file or folder 1. Move the cursor to the file or folder location and press New

SAVE/RECALL 79 Quick Save (HardCopy) Background The Hardcopy key works as a shortcut for saving display image, waveform data, and panel settings i

GDS-1000 Series User Manual 8 Do not dispose electronic equipment as unsorted municipal waste. Please use a separate collection facility or conta

GDS-1000 Series User Manual 80 5. To invert the color in the display image, press Ink Saver and turn on or off the Ink Saver. 6. Press the Ha

SAVE/RECALL 81 Save This section describes how to save data using the Save/Recall menu. File type/source/destination Item Source Destination Pan

GDS-1000 Series User Manual 82 Saving the panel settings Procedure 1. (For saving to an external SD card) Insert the card into the slot. 2. P

SAVE/RECALL 83 Saving the waveform Procedure 1. (For saving to an external SD card) Insert the card into the slot. 2. Press the Save/Recall ke

GDS-1000 Series User Manual 84 Ref Internal reference waveform, A/B 6. Press Save to confirm saving. When completed, a message appears at the

SAVE/RECALL 85 SD card External card, no practical limitation on the amount of file. When saved, the image file will be placed in the root direct

GDS-1000 Series User Manual 86 Waveform data (Axxxx.csv) Two types of waveform data are saved: the currently active channel data and the last in

SAVE/RECALL 87 Recall File type/source/destination Item Source Destination Default panel setup  Factory installed setting  Current front pan

GDS-1000 Series User Manual 88 Channel Coupling: DC Invert: Off BW limit: Off (GDS-1102, GDS-1062) Probe attenuation: x1 Cursor Source: CH1 Ho

SAVE/RECALL 89 Recalling a reference waveform to the display Procedure 1. The reference waveform must be stored in advance. See page83 for detail

SAFETY INSTRUCTION 9 Power Supply WARNING  AC Input voltage: 100 ~ 240V AC, 47 ~ 63Hz  The power supply voltage should not fluctuate more than

GDS-1000 Series User Manual 90 Recalling panel settings Procedure 1. (For recalling from an external SD card) Insert the card into the slot. 2

SAVE/RECALL 91 Recalling a waveform Procedure 1. (For recalling from an external SD card) Insert the card into the slot. 2. Press the Save/Rec

GDS-1000 Series User Manual 92 6. Press Recall to confirm recalling. When completed, a message appears at the bottom of the display. Recall Not

MAINTENANCE 93 MAINTENANCE Two types of maintenance operations are available: calibrating the vertical resolution, and compensating the probe. Run

GDS-1000 Series User Manual 94 7. The Channel1 calibration will complete in less than 5 minutes. Ch1 calibration 1/3 8. When finished, connect

MAINTENANCE 95 5. Press the Autoset key. The compensation signal will appear in the display. Autoset 6. Press the Display key, then Type to sel

GDS-1000 Series User Manual 96 FAQ • The input signal does not appear in the display. • I want to remove some contents from the display. • The wa

FAQ 97 The probe waveform is distorted. You might need to compensate the probe. For details, see page94. Note that the frequency accuracy and duty

GDS-1000 Series User Manual 98 unavailable compatibility to make accessing your data not that little bit easier. For more information, contact yo

APPENDIX 99 APPENDIX Fuse Replacement Procedure 1. Take off the power cord and remove the fuse socket using a minus driver. 2. Replace the f