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Launch KES-200 Manual

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LAUNCH
General Information
Table of Contents
General Information································· A-1
Introduction of Main Unit··························· A-2
Outline of KES-200 ······························ A-2
Keypad ············································· A-2
Specifications········································· A-2
Main Unit ··········································· A-2
Oscilloscope······································· A-2
Multimeter·········································· A-3
Ignition Waveform································ A-3
Starting System Analysis······················· A-3
Charging System Analysis····················· A-3
System Setting ··································· A-3
Configuration List ···································· A-3
Configuration List ································ A-3
Main Parts Instruction··························· A-3
System Setting ······································· A-5
Update·················································· A-5
KES-200
A-1
General Information

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  • Page 1 LAUNCH KES-200 General Information General Information Table of Contents General Information································· A-1 Introduction of Main Unit··························· A-2 Outline of KES-200 ······························ A-2 Keypad ············································· A-2 Specifications········································· A-2 Main Unit ··········································· A-2 Oscilloscope······································· A-2 Multimeter·········································· A-3 Ignition Waveform································ A-3 Starting System Analysis······················· A-3 Charging System Analysis·····················...
  • Page 2 General Information the AC charging voltage of the alternator. It can also test the charging current and engine speed. KES-200 is a tool specially designed for engine test and analysis with the following functions: 4channel Cylinder analysis function includes power balance...
  • Page 3 Keypad 23 Conductive Rubber Keys Buzzer Key Press & Trouble Indicating Keypad Memory Cartridge PCMC2A Interface Cartridge KES-200 is designed with a 23-key keypad, as shown Operation Temp. -30ºC~+50ºC in Fig.1-02. Relative Humidity Less Than 90% Power Supply DC 12V...
  • Page 4 Charging current riffle adapter Item Specification Cylinder disabling cable Charging voltage 8.6~15.0V CD for PC Link Charging current 0~40A DIS adapter Inductive adapter User’s Manual of KES-200 System Setting After-sales Service Handbook Item Specification Quality Certificate Language English Intake manifold vacuum...
  • Page 5 LAUNCH KES-200 4Channel Oscilloscope main cable when using KES-200. Connect one end of the main cable with external power connector to the main cable port on the KES-200. Fig.1-06 Fig.1-03 Cylinder 1 signal cable: Fig.1-07. For testing ignition Battery cable: Fig.1-04. Connect the red clip of battery...
  • Page 6 Update cable: For software updating, connect one end Update (15PIN) of the cable to the main cable, and the other The user may download the latest KES-200 test end (9PIN) to RS232 serial port on PC. program and update tool from LAUNCH website: www.cnlaunch.com...

  • Page 7: Table Of Contents

    LAUNCH KES-200 4Channel Oscilloscope 4Channel Oscilloscope Table of Contents Brief Introduction··················································B-1 Specifications..........B-1 Connection............B-1 Configuration of Oscilloscope Function ..B-1 Getting Started····················································B-1 How to Enter Oscilloscope......B-1 Channel Selection..........B-2 Sensor Selection ..........B-2 Waveform Display..........B-3 Display Control..........B-3 Viewing Help Information of Oscilloscope ················B-7 Help Information On Oscilloscope Key..B-7 Standard Waveforms........B-8...

  • Page 8: Brief Introduction

    LAUNCH KES-200 Multimeter Brief Introduction KES-200 has 4channel oscilloscope function. It can be used to measure the output waveform of the sensors on vehicle and display 4 waveforms at the same time. The help information in the system includes standard waveforms that are the reliable basis for analyzing the fault of various vehicle sensors by comparing them with the waveforms being tested.

  • Page 9: Channel Selection

    LAUNCH KES-200 Multimeter simultaneously. [4.DUAL AUTO SET (CH3/CH4)]: The DIV of time and voltage for Channel 3/Channel 4 is automatically set. The unit receives and displays the signal waveforms from Channel 3/Channel simultaneously. Fig.2-02 [5.FOUR AUTO SET (CH1/2/3/4)]: The DIV of time and voltage for four channels is automatically set.

  • Page 10: Waveform Display

    LAUNCH KES-200 Multimeter NORMAL mode: [0.HOLD] has not been selected. [ 0.HOLD] -- HOLD mode Item Volt Time Trigger Trigger It is to stop the oscilloscope waveform output and Sensor Volt Mode freeze the display. The display control can also be...
  • Page 11 [▲] [▼] keys to [5.ACDC] --for AC/DC voltage switching highlight the desired item, and then press [ENTER] KES-200 initially displays voltage as DC. It can be key. switched to read AC voltages by pressing [5] key..
  • Page 12 [2.CURS] --for cursor controlling [CURRENT PAGE] --for saving page number Press [2] key, the unit will display a dialogue box as KES-200 will automatically save the tested shown in Fig.2-08. oscilloscope waveforms in the memory. Each screen is saved on one page. Up to 50 pages can be saved.
  • Page 13 Fig.2-09. [5.SAVE], [6.RCLL] --saving waveform or replaying the saved waveform When [0.HOLD] is selected, KES-200 will save the tested waveforms as a page to the random memory that can save up to 50 pages. The saved waveform will be cleared automatically in case of power off.

  • Page 14: Viewing Help Information Of Oscilloscope

    LAUNCH KES-200 Multimeter data address will appear. The user may choose any one among them. The address marked with ‘ * ’ means that there is data stored in it and the data can be replayed. To clear the saved waveform, move the cursor to the selected address and then press [ERASE] key to delete the corresponding data.

  • Page 15: Standard Waveforms

    LAUNCH KES-200 Multimeter Standard Waveforms menu and choose [3.STANDARD ERASE] from the menu to display the output waveform from the This function is for conveniently analyzing various oscilloscope. automotive sensors. It provides the user with multiple choice of voltage / time DIV and the characteristics of...

  • Page 16: Printout Of Oscilloscope

    Press [ESC] key to exit the printing operation. To print a sheet of oscilloscope waveform, the unit must be on the [0.HOLD] mode. KES-200 can record up to 50 pages of the waveform data automatically. The user may print the current page by pressing...
  • Page 17 LAUNCH KES-200 Multimeter Multimeter Table of Contents Brief Introduction·············································· C-1 Specifications········································· C-1 Getting Started················································· C-1 How to Enter·········································· C-1 Voltage Measuring·································· C-1 Current Measuring Mode························· C-2 Resistance Measuring Mode···················· C-2 Frequency Measuring Mode ···················· C-3 Duty Cycle Measuring Mode ···················· C-3 Battery Volt Measuring Mode····················...

  • Page 18: Brief Introduction

    Ignition Waveform Fig.3-01 Brief Introduction Description of available functions： KES-200 has multimeter function, with which the user [1.VOLT METER]: Entering voltage-measuring mode can measure the voltage, frequency and duty cycle of of CH1. automotive sensors, as well as battery voltage, RPM, [2.CURRENT METER]: Entering the current test...

  • Page 19: Current Measuring Mode

    LAUNCH KES-200 Ignition Waveform Battery cable Fig.3-04. Ground cable Object to be tested Oscilloscope cable Main cable Select [1.VOLT] on the main menu of multimeter, and the unit will enter the voltage-measuring mode. After grounding the ground cable and connecting the probe to the object to be tested，the user can measure the...

  • Page 20: Frequency Measuring Mode

    LAUNCH KES-200 Ignition Waveform low voltage time) ×100% The resistance-measuring value is displayed on the center of the screen. User can press [ESC] key to Duty cycle is especially applicable to check the pulse return to the upper-level menu, or press [HELP] key to control signal, such as action of the idle control motor, view help information.

  • Page 21: Battery Volt Measuring Mode

    “NOT DIS” covers other ignition automotive battery voltage supplied to KES-200. mode. When measuring, get the signal of cylinder 1 into channel 3, as shown in Fig.3-11.

  • Page 22: Intake Manifold Vacuum (Optional

    Connect the black BNC terminal of the intake manifold [MULTIMETER] function. The screen will display the vacuum adapter to the channel 1 (CH1) of KES-200; menu for multimeter as shown in Fig.3-14. connect the red BNC terminal to the channel 2 (CH2).
  • Page 23 LAUNCH KES-200 Ignition Waveform then the displayed waveforms are corresponding to 1, The user may press [8] directly or use [▲] [▼] keys 3, 4 and 2 respectively. The waveform displayed in to select [Intake manifold vacuum] function, and then Figure 5 is a normal one;...
  • Page 24 LAUNCH KES-200 Ignition Waveform Ignition Waveform Table of Contents Brief Introduction················································· D-1 Ignition Waveform...........D-1 Purpose of Waveform Analysis.....D-1 Components and Accessories for Measuring Primary/Secondary Ignition Waveform..D-1 Getting Started··················································· D-1 How to Setup ..........D-1 Description of Ignition Mode......D-2 Connections for Different Tests.....D-2 Precautions on Connection......D-5...

  • Page 25: Brief Introduction

    Getting Started Ignition Waveform How to Setup KES-200 can be used to analyze the primary and Insert the engine analysis cartridge into the main unit. secondary waveforms, and applied to vehicles Then switch on the main unit. The unit will enter the equipped with engines that has 1-8 cylinders and with start interface.

  • Page 26: Description Of Ignition Mode

    LAUNCH KES-200 Starting System Analysis The user can select the corresponding test function according to the vehicle model and test item. Press a corresponding number key or use [▲] [▼] keys to select the desired item, and then press [ENTER] key to enter the corresponding ignition waveform test.
  • Page 27 DLI EFS Fig.4-06 CONNECTION 3: Connection for primary/secondary ignition waveform test of one cylinder ignition mode KES-200 main unit with DLI is as shown in Fig.4-08. This connection is Engine analysis cartridge Battery applied when the high-tension wire and primary Battery cable negative lead of ignition coil are easily accessible.
  • Page 28 4 cylinders is as shown in Fig.4-09. ignition waveform. This connection method is applied when all high-tension wires are easily accessible. Fig.4-09 Fig.4-10 KES-200 main unit KES-200 main unit Engine analysis cartridge Engine analysis cartridge Battery Battery...

  • Page 29: Precautions On Connection

    KES-200 defaults that the cylinder 1 signal cable is connected to cylinder 1. The firing order for ignition waveform. The connection is as shown in 4-cylinder engine is normally 1-3-4-2.

  • Page 30: Primary Ignition Waveform

    LAUNCH KES-200 Starting System Analysis connected to ground. user to re-connect the cable. The secondary signal slice sensor should be If the above message appears, the user can exit the installed in place whenever it is used. ignition waveform test, and select the oscilloscope The ignition waveform may be unstable if the function on the main menu.
  • Page 31 Single wave: It is to display one waveform of each cylinder, as shown in Fig.4-17 KES-200 can record up to 50 pages of the waveform data automatically until [0.HOLD] is pressed. Select [3.PAGE], and then press [▲] [▼] keys to view the...
  • Page 32 9. [0.GRID] -- To display or hide grid on the screen 10. [Current Page] – To view the currently saved waveform in the extended function menu KES-200 can automatically save up to 50 pages of waveforms and stop when pressing [0.Hold]. The user Fig.4-18 can press [3.Current Page] and then use [▲] [▼]...

  • Page 33: Primary Ignition Waveform Of 5-Cyl 6-Cyl & 8-Cyl Engine With Distributor

    Engine with Distributor Fig.4-22 The firing order for 4-cylinder engine is invariable: Note: KES-200 provides help information about 1-3-4-2. Unlike the 4-cylinder engine test, the firing firing order. In the ignition waveform function, order for engine with 5-cylinder, 6-cylinder or user can press [HELP] key on the main unit to 8-cylinder has to be entered manually during the test.

  • Page 34: Selection Of Primary/Secondary Waveformd-10

    If the discharge polarity on the tested vehicle is [1.PRIM], a dialogue box for selecting waveform will different to the selected discharge polarity on KES-200, appear. Select the corresponding display mode, and the waveform may be displayed inversely or not then the primary/secondary waveform will be displayed at all.

  • Page 35: Pc Link

    PC Link User can transmit the waveform saved in the internal memory of KES-200 to PC, and perform more detailed analysis by using the powerful function of PC. Please read PC Link section for more detailed information.
  • Page 36 LAUNCH KES-200 Starting System Analysis Starting System Analysis Table of Contents Specification ·······················································E-1 How to Start························································E-1 Starting Voltage···················································E-1 Starting Current···················································E-1 E-12...
  • Page 37 Click [2] on the function menu of current to the KES-200, and thus resulting in the drop starting system analysis, the screen will display the of battery voltage. When the battery voltage drops the actual starting current test mode as shown in Fig.5-04.
  • Page 38 LAUNCH KES-200 Charging System Analysis Fig.5-03 1-KES-200 main unit 2-engine analysis cartridge 3-battery cable 4-battery 5-current wire of starter 6-large current adapter 7-main cable Fig.5-04 While testing, user may: Press [0] to save the tested waveform or replay the saved waveform;...
  • Page 39 LAUNCH KES-200 Charging System Analysis Charging System Analysis Table of Contents Specifications······················································F-1 How to Start························································F-1...
  • Page 40 Fig.6-02 After connection, insert the engine analysis cartridge into the cartridge slot of the main unit, and then start KES-200 to enter the start The waveform at the middle of the screen as shown in interface. Fig.6-02 is the ripple of AC voltage during the On the start interface, click any button except discharging of battery.
  • Page 41 LAUNCH KES-200 Cylinder Analysis Cylinder Analysis Table of Contents Power Balance·················································G-3 Units and Parts Required·························G-3 Connection············································G-3 Operation Procedures·····························G-3 Analysis of Tested Waveform···················G-11 Cylinder Efficiency·········································· G-12 Units and Parts Required······················· G-12 Connection·········································· G-12 Operation Procedures··························· G-12 Relative Compression ······································G-1 Units and Parts Required·························G-1 Connection············································G-1...

  • Page 42: Power Balance

    Note: Connect one end of the cylinder 1 signal The power balance test is only applicable to cable to the channel 3 of KES-200, and engines with 6 cylinders or less. clip the other end (signal clamp) to the cylinder 1 high-tension cable. Make sure Units and Parts Required to let the side printed “plug side”...
  • Page 43 LAUNCH KES-200 Cylinder Analysis Press select [6.CYLINDER ANALYSIS], the screen will display the first-level function menu, as shown in Fig.7-03, press [1] or [2] key to select the auto or manual power balance test respectively. Fig.7-04 On the second-level function menu, you can press [ESC] key to exit, or press [HELP] key to get the help information, as shown in Fig.7-05.
  • Page 44 LAUNCH KES-200 Cylinder Analysis Fig.7-08 Fig.7-06 Note: Press [►] [◄] keys to select the number of Make sure to input the firing order correctly. cylinders of the tested vehicle, or enter the If a wrong firing order is inputted, the screen will display error information.
  • Page 45 LAUNCH KES-200 Cylinder Analysis Fig.7-11. Press [ENTER] key, the screen will be displayed as shown in Fig.7-13. KES-200 will disable each cylinder in order according to the firing order, and perform cylinder power balance test automatically. Fig.7-11 Note: If testing cables are not connected properly, the screen will display as shown in Fig.7-12.
  • Page 46 When the engine has 4 or less cylinders, Fig.7-15 KES-200 will directly start power balance test after selecting cylinder number and pressing Press [▼] [▲] keys to select the address, and [ENTER] key. It is not necessary to input the then press [ENTER] key to save the result.
  • Page 47 LAUNCH KES-200 Cylinder Analysis Operation Procedure of Manual Power Balance Test On the first-level function menu, press [2] key to View the Tested Waveform enter the second-level function menu, as shown On the second-level menu shown in Fig.6-01-4, in Fig.7-04.
  • Page 48 LAUNCH KES-200 Cylinder Analysis will display error information. For example, if Keep the engine speed at about 1500rpm, for mistake is made as that shown in Fig.7-09 the test result obtained at this speed is the (two “1”s are inputted), the screen will most accurate.
  • Page 49 Press [ESC] key to exit the manual power balance test. When the number of cylinders is not over 4, KES-200 will automatically start power balance test after the number of cylinders is selected and [ENTER] key is pressed. It is not necessary Fig.7-22...

  • Page 50: Analysis Of Tested Waveform

    Analysis of Tested Waveform As described above, the power balance test measures the efficiency of each cylinder relative to the total efficiency of the engine. KES-200 disables each of the cylinders, and then measures the speed drop related to the disabled cylinder.

  • Page 51: Cylinder Efficiency

    Cylinder efficiency test is only applicable to the cigarette lighter. Connect one end of the cylinder 1 signal cable to channel 3 of KES-200, and the engines with 6 cylinders or less. other end (with cylinder 1 signal clamp) to the high-tension cable of cylinder 1 on vehicle (Note: Let the side printed “plug...
  • Page 52 LAUNCH KES-200 Cylinder Analysis Fig.7-26 Fig.7-29 Press [6] key to select [6. cylinder analysis], the Entering Cylinder Efficiency Test screen will display as shown in Fig.7-27. On the interface as shown in Fig.7-28, press [1] key, the screen will display as shown in Fig.7-30.
  • Page 53 LAUNCH KES-200 Cylinder Analysis Fig.7-33 Fig.7-31 When the engine speed is stable, press [ENTER] key, KES-200 will perform cylinder efficiency test as shown in Fig.7-32. Fig.7-34 Fig.7-32 Note: ♦ If the selected number of cylinders is Fig.7-35 larger than 4, the screen will request...
  • Page 54 Cylinder Analysis Fig.7-36 Fig.7-38 Press[[▲] [ ] keys to select the waveform After sampling, KES-200 will display the tested name, and then press [ENTER] key to result in the bar graph mode as shown in save the tested result. Fig.7-37.
  • Page 55 LAUNCH KES-200 Cylinder Analysis Fig.7-39 Press [▲] [ ] keys to select a waveform and press [ENTER] key, the screen will display the selected waveform as shown in Fig.7-40. Fig.7-40 Press [1] key to continue to view. Press [PRINT] key to print the displayed waveform.

  • Page 56: Relative Compression

    Units and Parts Required Connect one end of the starting current adapter To perform the relative compression test, the following to the channel 4 of KES-200, and the other end (with starting current clip) to the starter current parts or units are required: wire that connects to the battery on vehicle.
  • Page 57 LAUNCH KES-200 PC Link [Power] and [Exit]), the screen will display the main press [HELP] key to view the help information as menu as shown in Fig.7-42. shown in Fig.7-45. Fig.7-42 Fig.7-45 Select [6.Cylinder Analysis], the screen will display the User can select one item to read by pressing [▲] or...
  • Page 58 Fig.7-50 after [ENTER] is pressed. ♦ After the engine is started, the screen will be displayed as shown in Fig.7-52. KES-200 is collecting data now. If the cylinder 1 signal cable is not connected properly, the screen as shown in Fig.7-53 will be displayed.
  • Page 59 LAUNCH KES-200 PC Link Fig.7-52 Fig.7-55 Press [2] key to save data (it can be done on either BAR GRAPH or PEAK WAVEFORM display), the screen will display a menu, as shown in Fig.7-56. Fig.7-53 Press [1] key to select [1. Display], the screen will display the menu as shown in Fig.7-54.
  • Page 60 On the request to select the number of cylinders, as shown in Fig.7-46, when select number “4” or “3”, KES-200 will directly activate the relative compression test after [ENTER] key is pressed. Engines with 4 or less cylinders have the firing order fixed.

  • Page 61: Analysis Of Tested Waveform

    LAUNCH KES-200 PC Link Fig.7-61 On the interface of “Bar graph/Peak wave”, user can press [1] to view other saved waveform, or press [ESC] to exit the waveform record. Note: ♦ At most 8 waveforms can be saved. ♦ The saved address will be marked with “*”.
  • Page 62 LAUNCH KES-200 PC Link PC Link Table of Contents System Requirement········································ H-8 Software Installation ········································· H-8 Connection ······················································ H-8 Main Interface of PC Link ·································· H-8 Oscilloscope Function······································ H-9 System Setup .............H-9 Open..............H-9 Save..............H-9 PC Link..............H-9 Print..............H-10 Exit..............H-10 Ignition Function ·············································H-10 System Setup ...........H-10...
  • Page 63 LAUNCH KES-200 PC Link System Requirement A set of KES-200 and PC are required, the lowest software configuration is as shown in the table below: Item Requirement 80586 DX up 16M byte up Display VGA 800×600 up Fig.8-01 Operating System...
  • Page 64 PC link program directly. This function can load the ignition waveform To enter Oscilloscope Function, click [Scope] records. KES-200 will send all saved waveform button on the main interface, the screen will records to the computer. After finishing, it will display as in the Fig.8-02.
  • Page 65 The ignition-recording function is to load the oscilloscope. ignition waveform records already saved in the cartridge memory. Select [7.PC LINK] function on the Ignition Function to run KES-200 PC PC Link LINK program directly. This function can load the ignition waveform record.
  • Page 66 LAUNCH KES-200 PC Link waveform, parallel waveforms or puncture voltage. Single cylinder waveform: Display single cylinder waveform. Select the waveform to be displayed by selecting the cylinder number. Parallel waveforms: Display waveform of all cylinders in parallel form. Puncture voltage: Display the puncture voltage in bar graph.

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