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Service Manual

Service Manual

ADS1000D Digital Storage Oscilloscope

June 2011

Nanjing Glarun Atten Technology Co., Ltd.

Summary of Contents for ADS1000 Series

Page 1: ...Service Manual Service Manual ADS1000D Digital Storage Oscilloscope June 2011 Nanjing Glarun Atten Technology Co Ltd...

Page 2: ...vice Manual Declaration Copyright Nanjing Glarun Atten Technologies Co Ltd All rights reserved Contents in this Manual are not allowed to copy extract and translate before being allowed by ATTEN Compa...

Page 3: ...his product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or ou...

Page 4: ...ere Keep Product Surfaces Clean and Dry Power Line Conducted Emission Limits Class B Measuring standard EN61326 1998 A1 2002 A2 2003 2 Safety Terms and Symbols Terms used on the Product These terms ma...

Page 5: ...nce Test Introduce how to execute the performance test to understand current performance status of the oscilloscope Chapter 4 Calibration Introduce how to calibrate the oscilloscope Chapter 5 Disassem...

Page 6: ...vity 27 Test Noise 27 Chapter 4 Calibration 28 Self Calibration 28 Chapter 5 Disassembly and Assembly 30 Notice 31 Disassemble and Assemble On off and Knobs 32 Disassemble and Assemble Back Rind 33 Di...

Page 7: ...menu if the operating temperature changes by more than 5 C The oscilloscope must be within the factory calibration interval All specifications are guaranteed unless noted typical Specifications Inputs...

Page 8: ...curacy All Gain settings 100mv div 3 X reading offset 1 of offset 0 2div 2mv DC Measurement Accuracy All Gain settings 100mv div 3 X reading offset 1 of offset 0 2div 100mv Rise time Vertical input co...

Page 9: ...rom center of screen EXT 1 2V Trigger Level Range EXT 5 6V Trigger Displacement Pre trigger Memory depth 2 sampling Delay Trigger 260DIV Holdoff range 100ns 1 5s Edge Trigger Edge type Rising Falling...

Page 10: ...g all Trigger signals Except Pulse width trigger and Video Trigger Control Panel Function Auto Set Auto adjusting the Vertical Horizontal system and Trigger Position Save Recall Support 2 Group refere...

Page 11: ...0min 15min 30min 1hour 2hour 5hour Skin Classical Modern Tradition Succinct waveform interpolation Sin x x Color model Normal Invert Language Simplified Chinese Traditional Chinese English Arabic Fren...

Page 12: ...Service Manual Chapter 2 Prepare for Use This chapter includes the following contents General Inspecting Power On Inspecting Connect the Probe Probe Compensation Auto Setting...

Page 13: ...operate properly or fails performance tests notify the ATTEN Sales Representative If the shipping container is damaged or the cushioning materials show signs of stress notify the carrier as well as t...

Page 14: ...e oscilloscope and the other to the power source Picture 2 1 Connect power line Press the button on top of oscilloscope some keys on the front panel will be lighted for about 6 seconds until the norma...

Page 15: ...10X Set the switch to 10X on the probe Picture 2 3 Set the attenuation switch and probe scale 2 Connect the probe to channel 1 on the oscilloscope and attach the probe tip to the PROBE COMP Picture 2...

Page 16: ...the falling time Undo Setup Causes the oscilloscope to recall the previous setup There are four measure parameter will be displayed in the screen Auto set determines the trigger source based on the fo...

Page 17: ...full V div Adjusted VOLTS DIV adjustability Coarse Signal inverted Off Horizontal position Center S div Adjusted Trigger type Edge Trigger source Auto detect the channel which has the input signal Tri...

Page 18: ...Service Manual Chapter 3 Performance Test This chapter includes the following contents Interface Test USB Host USB Device RS 232 Pass Fail Specification Test...

Page 19: ...c into the interface of USB Host on the front panel of the oscilloscope Picture 3 1 Connect the U disc 2 Wait until a prompt message USB Flash Drive Plug In appeared on the screen Picture 3 2 USB host...

Page 20: ...ADS1000 series Steps 1 Install the EasyScope to computer 2 Connect the oscilloscope with PC using an USB cable and install the driver program step by step following the instruction Picture 3 3 connect...

Page 21: ...An Unit ADS1000 digital oscilloscope A computer with RS 232 interface A standard RS 232 cable EasyScope software for ADS1000 series Steps 1 Install the EasyScope to computer 2 Connect the oscilloscop...

Page 22: ...TILITY page3 4 IO Setting select the Baud as 38400 5 Click Connect if successful the two point lamps at the top right corner of the software will be changed from red to green if failed a prompt messag...

Page 23: ...obe to channel 1 on ADS1000 and press AUTO button 4 Press UTILITY button page3 4 Pass Fail set the function item as below Table 3 1 Pass Fail function item Option Setting Enable Test On Source CH1 Msg...

Page 24: ...temperature range specified You must do the Self Calibration procedure If the ambient temperature changes by more than 5 you must do the Self Calibration procedure again Picture 3 9 Test instrument co...

Page 25: ...ve Repeat the steps 4 through 6 until all VOLT DIV of both channels have been test Test Bandwidth Steps 1 Press the button DEFAULT SETUP and set the VOLT DIV to 500 mV div set SEC DIV to 50 mS div 2 S...

Page 26: ...tput level so the Vpp measurement is about 750 mV 7 Press the button set to 50 Adjust LEVEL as necessary and then check that triggering is stable 8 Test channel 2 with the same method Test Noise Steps...

Page 27: ...temperature changes by more than 5 or the units run less than thirty minutes you should do the self calibration Steps 1 Cut off all the probes and lead 2 Press the button UTILITY to choose the Do Sel...

Page 28: ...s SINGLE key to exit Picture 4 3 Calibration succeed interface Generally speaking the self calibration will take about 3 5 minutes if the calibration does not Pass after this time or the progress bar...

Page 29: ...ff and knobs Disassemble and Assemble back rind Disassemble and Assemble back cover board Disassemble and Assemble top cover board Disassemble and Assemble fan Disassemble and Assemble power board Dis...

Page 30: ...only can be done by qualified person Cut the power before disassembling Take static glove when disassembling Use proper tools and follow the disassemble sequence Prevent metal parts from transfigurat...

Page 31: ...n off and Knobs Picture 5 1 Disassemble and Assemble the on off and knobs Disassemble steps 1 Nip on off 1 button by forceps and then pull up 2 Cock knobs gently by forceps Assemble steps Please opera...

Page 32: ...ble and Assemble Back Rind Picture 5 2 Disassemble and Assemble back rind 1 5 3 Disassemble and Assemble back rind 2 Disassemble steps 1 Back out the two bolts and two bolts 2 Back out the two bolts 7...

Page 33: ...Service Manual Disassemble and Assemble Back Cover Board Picture 5 4 Disassemble and Assemble back cover board Disassemble steps 1 Remove the back cover board by the forceps...

Page 34: ...Service Manual Disassemble and Assemble Top Cover Board Picture 5 5 Disassemble and Assemble top cover board Disassemble steps 1 Back out the two bolts 9 2 Pull on the top cover board...

Page 35: ...Service Manual Disassemble and Assemble Fan Picture 5 6 Disassemble and Assemble fan Disassemble steps 1 Back out the four bolts 11 2 Remove the fan 12...

Page 36: ...nual Disassemble and Assemble power board Picture 5 7 Disassemble and Assemble power board Disassemble steps 1 Back out the four bolts 13 2 Pull out the power line from the main board and remove the p...

Page 37: ...ce Manual Disassemble and Assemble Metal Shelf Picture 5 8 Disassemble and Assemble metal shelf Disassemble steps 1 Back out the four bolts 14 and remove the metal shelf 15 2 Take off the silica gel k...

Page 38: ...n board Picture 5 9 Disassemble and Assemble main board Disassemble steps 1 Back out the five bolts 17 2 Pull out the screen line and keyboard line from main board 3 Back out the three big nuts from t...

Page 39: ...Service Manual Disassemble and Assemble LCD Picture 5 10 Disassemble and Assemble LCD Disassemble steps 1 Break off the LCD 20 with fingers and thumb...

Page 40: ...Service Manual Disassemble and Assemble Keyboard Picture 5 11 Disassemble and Assemble keyboard Disassemble steps 1 Back out the four bolts 21 and remove the keyboard...

Page 41: ...time at limit Turn the Universal knob when holdoff time has been to max or min value now the system will clew this information Functions isn t useable Under several special modes the some functions co...

Page 42: ...knob will appear this information on the screen when the Print Key option is set to Print Picture and the Back USB option is set to Computer USB Flash Drive isn t connected When the Save To option is...

Page 43: ...n the trigger interface whether or not matches the signal channel Check the trigger mode normal signal should use the edge trigger mode The video signal should use the Video Trigger mode The signal wo...

Page 44: ...m No Name Specification 1 On Off button 2 Back Rind 3 Big knobs 4 Small knobs 5 Bolts PM2 5 10 6 Bolts PA3 8 7 Bolts PA3 10 8 Back cover board 9 Bolts KM3 8 10 Top cover board 11 Bolts KM3 30 12 Fan 1...

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