Shenzhen Micsig Instruments MS300 series User manual

Handheld multifunctional oscilloscope
MS300 and MS500 serial
User Manual
Shenzhen Micsig Instruments Co., Ltd

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To customer,
Micsig MS300 and MS500 serial handheld multi-functional oscilloscope includes oscilloscope,
multimeter and recorder functions, which contains the following features:
Complete electrical isolation between channels, with function of floating
measurement
Up to 190 k wfms/s waveform refresh rate (MS500 series)
5.7 inch TFT LCD screen, 640*480 resolution, 16 bit color depth
8 bit AD acquisition. Display and measurement are more precise.
Touch+Button+Scroll Wheel make handling better
Quick drag and zoom on touch screen, quick operating response speed
Serial bus trigger and decode(optional except MS510S, MS520S) support
UART(RS232/RS422/RS485) /SPI/I2C/CAN/LIN
Dynamic recording
HDTV trigger for PAL,NTSC,SECAM,720P,1080I,1080P
31 kind of automatic measurements
Support USB Host/Slave interface, which can plug U device or connect to the PC
Detachable Li-ion battery

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Limited warranty and limitation of liability
All Micsig products are fully inspected before delivery and guarantee all comply with test
criterion. As for warranty, please refer to product warranty card.
we authorized resellers shall extend this warranty on new and unused products to end user
only but have no authority to extend a greater or different warranty on behalf of us.
Warranty support is available if product is purchased through an authorized sales outlet or
Buyer has paid the applicable international price. We reserve the right to invoice Buyer for
importation costs to repair/replacement parts when product purchased in one country is
submitted for repair in another country.
Micsig’s warranty obligation is limited, in Micsig’s opinion, to refund of the purchase price,
free of charge repair, or replacement of a defective product, which is returned to an
authorized service center within the warranty period.

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To obtain warranty service, contact your nearest Micsig authorized service center or sent
the product, with a description of the difficulty, postage and insurance prepaid (FOB
destination), to the nearest authorized service center. Micsig assumes no risk for damage
in transit. Following warranty repair, the product will be returned to buyer, transportation
prepaid (FOB destination). If we determine that the failure was caused by misuse,
alteration, accident or abnormal condition of operating or handling, we will provide an
estimate of repair costs and obtain authorization before commencing the work. Following
repair, the product will be returned to the buyer transportation prepaid, the buyer will be
billed for the repair, and return transportation charges (FOB Shipping Point).
This warranty is Buyer's sole and exclusive remedy and is in lieu of all other warranties,
express or implied, including but not limited to any implied warranty of merchantability or
fitness for a particular purpose. We shall not be liable for any special, indirect, incidental or
consequential damages or losses, including loss of data, whether arising from breach of
warranty or scaled on contract, tort, reliance or any other theory.
Since some countries or states do not allow limitation of the term of an implied warranty, or

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exclusion or limitation of incidental or consequential damages, the limitations and
exclusions of this warranty may not apply to every buyer. If any provision of this warranty is
held invalid or unenforceable by a court of competent jurisdiction, such holding will not
affect the validity or enforceability of any other provision

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Preface
Dear customers,
Hello! Firstly thanks for buying our instrument and for your proper use of this instrument,
please read this manual before using it and particularly pay attention to "safety formation".
If you have finished readout this manual, we recommend you keep this manual for future
reference.

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CONTENT
CONTENT................................................................................................................................................................1
CHAPTER ONE SAFETY INFORMATION...................................................................................................................1
1.1 SAFETY INFORMATION ........................................................................................................................................2
1.2 SAFETY NOTES AND SYMBOLS...............................................................................................................................3
CHAPTER TWO OSCILLOSCOPE QUICK START GUIDE ............................................................................................6
2.1 GENERAL CHECK ................................................................................................................................................8
2.2 INTRODUCE THE NAMES OF INSTRUMENT’S PARTS ...................................................................................................9
2.3 USE BRACKET..................................................................................................................................................12
2.4 INSTALL AND REPLACE BATTERY ..........................................................................................................................13
2.5 KNOW THE BUTTONS AND THEIR FUNCTIONS ........................................................................................................17
2.6 TURN ON &TURN OFF......................................................................................................................................22
2.7 TURN ON OSCILLOSCOPE ...................................................................................................................................22
2.8 GENERAL KNOWLEDGE OF USERS'INTERFACE ........................................................................................................23
2.9 UNDERSTAND TOUCH SCREEN ............................................................................................................................28

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2.10 FUNCTION TEST .............................................................................................................................................31
2.11 PROBE COMPENSATION ..................................................................................................................................33
CHAPTER THREE USE OSCILLOSCOPE...................................................................................................................39
3.1 CHANNEL SELECTION ........................................................................................................................................42
3.2 SET CHANNEL COUPLING MODE ..........................................................................................................................43
3.3 SET CHANNEL SAMPLING MODE..........................................................................................................................46
3.4 BANDWIDTH SELECTION....................................................................................................................................50
3.5 USE DELAY .....................................................................................................................................................51
3.6 SET CHANNEL POLARITY ....................................................................................................................................53
3.7 SET CHANNEL ATTENUATION RATIO .....................................................................................................................55
3.8 AUTO-CALIBRATION .........................................................................................................................................57
3.9 SET AUTO MEASUREMENT TYPE..........................................................................................................................57
3.10 STORE/RESTORE MENU ..................................................................................................................................64
3.10.1 Save...................................................................................................................................................64
3.10.2 Restore..............................................................................................................................................66
3.10.3 Memory depth..................................................................................................................................68
3.10.4 Dynamic record.................................................................................................................................68
3.10.5 Store settings ....................................................................................................................................74

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3.10.6 Restore settings ................................................................................................................................74
3.11 CURSOR MEASUREMENT .................................................................................................................................75
3.12 SET DISPLAY MENU ........................................................................................................................................80
3.12.1 Waveform settings............................................................................................................................80
3.12.2 Graticule set......................................................................................................................................81
3.12.3 Persist adjustment............................................................................................................................83
3.12.4 Time base..........................................................................................................................................84
3.12.5 Adjusting refresh rate.......................................................................................................................86
3.13 SET TRIGGER MENU........................................................................................................................................87
3.13.1 Edge trigger .......................................................................................................................................90
3.13.2 Pulse width trigger ............................................................................................................................95
3.13.3 Logic trigger.......................................................................................................................................98
3.13.4 Video trigger....................................................................................................................................103
3.13.5 Serial bus trigger..............................................................................................................................107
3.15 USE AUTO SET............................................................................................................................................. 111
3.16 USE MATH MENU ........................................................................................................................................112
3.18 REFERENCE CHANNEL ...................................................................................................................................120
3.19 USE 50% SHORTCUT ....................................................................................................................................120

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3.20 USE TOUCH SCREEN ZOOM WAVEFORM ...........................................................................................................124
CHAPTER FOUR SERIAL BUS TRIGGER& DECODE ..............................................................................................127
4.1 UART（RS232/RS422/RS485）BUS TRIGGER AND DECODE ...........................................................................130
4.2 LIN BUS TRIGGER AND DECODE ........................................................................................................................142
4.3 CAN BUS TRIGGER AND DECODE ......................................................................................................................149
4.4 SPI BUS TRIGGER AND DECODE ........................................................................................................................159
4.5 I2C BUS TRIGGER AND DECODE ........................................................................................................................166
CHAPTER FIVE APPLICATION EXAMPLES ...........................................................................................................176
5.1TAKING SIMPLE MEASUREMENT ........................................................................................................................178
5.2 CAPTURE SINGLE PULSE SIGNAL ........................................................................................................................183
5.3 ANALYZE THE SIGNAL DETAIL ............................................................................................................................186
5.4 TRIGGER ON VIDEO SIGNAL..............................................................................................................................190
5.5 USE MATH FFT .............................................................................................................................................192
CHAPTER SIX USE MULTIMETER.........................................................................................................................194
6.1 MULTIMETER SAFETY INFORMATION .................................................................................................................196
6.2 START MULTIMETER .......................................................................................................................................197

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6.3 MULTIMETER BUTTONS AND THEIR FUNCTIONS ...................................................................................................197
6.4 USE MULTIMETER .........................................................................................................................................202
CHAPTER SEVEN USE RECORDER .......................................................................................................................205
7.1 START RECORDER...........................................................................................................................................207
7.2 RECORD.......................................................................................................................................................207
7.2.1 Multimeter record.............................................................................................................................208
7.2.2 Oscilloscope measurement record....................................................................................................215
7.2.3 Oscilloscope waveform record ..........................................................................................................219
7.2.4 Store mode set ..................................................................................................................................223
7.3 PLAYBACK ....................................................................................................................................................225
7.3.1 Multimeter record playback..............................................................................................................225
7.3.2 Oscilloscope measurement record replay .........................................................................................229
7.3.3 Oscilloscope waveform replay...........................................................................................................231
7.3.4 The last record playback....................................................................................................................233
CHAPTER EIGHT USERS’ SECTION ......................................................................................................................234
CHAPTER NINE SCOPESUITE SOFTWARE ...........................................................................................................248

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CHAPTER TEN TROUBLESHOOTING ...................................................................................................................250
CHAPTER ELEVEN SERVICES AND SUPPORT ......................................................................................................254
APPENDIX...........................................................................................................................................................258
APPENDIX A：TECHNICAL SPECIFICATIONS ..............................................................................................................259
APPENDIX B：MAINTENANCE OF OSCILLOSCOPE......................................................................................................271
APPENDIX C：FACTORY DEFAULT...........................................................................................................................273
APPENDIX D：ATTACHMENT ................................................................................................................................282
INDEX..................................................................................................................................................................284

Chapter One Safety Information
Read First

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1.1 Safety information
To avoid personal injury and prevent from damaging products or other related devices,
customer should read safety information and use this product in accordance with the
relevant provisions.
Please do not connect USD device when doing floating measurement
Only trained personnel can operate maintenance procedure
Avoid fire and personal injury
Properly connect instrument probes
View all terminal ratings. In order to avoid fire and excessive current impact, please refer all the
ratings and marks of the product specifications
Do not operate the instrument with the cover removed or the case opened.
Replace the battery in the specified method, choose the specified power adapter and
recommended battery for charging.

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Oscilloscope quick start guide
Charge the battery properly. Please use the specified power adapter and recommended charging
period, assure adapter connected to the outlet before connected to instrument.
Avoid body contact with the exposed circuit directly
Store under the floating air
Do not use in damp or wet environment
Do not use in flammable and explosive environment
Keep the instrument’s surface dry and clean
1.2 Safety notes and symbols
Safety notes in this manual. Below safety notes and symbols will be seen throughout this manual.
Warning denotes a hazard. It calls attention to all conditions and actions may result in injury or loss of
life.

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Oscilloscope quick start guide
Caution denotes a hazard. It calls attention to all conditions and actions may result in damage or
destruction of the instrument.
Safety notes on product
Danger means while you are in violation of the provisions of this tag may immediately cause damage to you
Warning means while you are in violation of the provisions of this tag may not immediately cause damage to
you.
Caution means cause damage to the product or others.
Symbols on products
Hazardous voltage Refer to the manual Protective earth terminal Chassis ground Test ground

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Oscilloscope quick start guide
Please read the following safety information to avoid personal injury and prevent products
or damage related products. In order to avoid the possibility of danger, this product can be
used in the specified manner only.
Warning
To avoid electrical shock or fire if a product input is connected to more than 42Vpp (30 V
rms) or on the circuit of more than 4800VA:
Please use the pens and voltage probes provided by the instrument, or use the standard products in the
accessory description
Before using, inspect voltage probes , test pens and accessories from mechanical which may be
damaged, please choose new proper accessories
Remove all probes, test leads and accessories if you do not want to use them.

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Oscilloscope quick start guide
Chapter Two Oscilloscope Quick Start Guide

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Oscilloscope quick start guide
This chapter will guide you how to operate oscilloscope, it contains the following contents
General check
Introduce the names of the instrument’s parts
Use bracket
Install& replace battery
Introduce buttons and their functions
Turn on /off
Turn on oscilloscope
Basic knowledge of oscilloscope user interface
Understand touch screen
Function test
Probe compensation

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General check
2.1 General check
When you receive your product, please check the instrument according to the following
instruction.
1. Check if damage caused by transportation.
Please keep the packaging until the whole instrument and accessories pass through
electronic performance and mechanical test.
2. Check the accessories
Each oscilloscope has a packing list. You can refer it to check if the attachment is
complete. If the attachment is missing or damaged, please contact Micsig’s agent or
local office.
3. Check the instruments
If situation happens like, broken of appearance of the oscilloscope, or failure to pass
the performance taste, please contact Micsig’s agent or local office which is
responsible for this business. If the instrument damaged by transportation, please