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Software Setup and Module Configuration

 

You must have DataLink II version 3.0a or higher installed in your PC.  This module has been factory configured as 
described in the setup box located at the top of this page.  If you purchased this module as an upgrade to an existing 
system, you will need to update your car configuration file before you will be able to access the information from 
this module.  Please refer to the setup instructions below.  If this module was purchased with a complete data logger 
system from Racepak and it is not an upgrade to an existing system, no further setup is required and you do not need 
to perform the steps below.  However, it is highly recommended that you the read through all of the instructions to 
familiarize yourself the software setup procedure. 
 
Before you can use this module as an upgrade to an existing V series data logger you will need to update the logger 
configuration file in your PC by following the steps below. 
 
1.

 

Connect your PC to your data logger via the serial interface cable that was provided with your data logger. 

2.

 

Turn the power on to the data logger and the air/fuel sensor controller. 

3.

 

Start the DataLink program on your PC. 

4.

 

Open the data logger configuration file by selecting 

Open Car Configuration

 under 

File

 from the menu bar.  

The following dialog box will appear. 

 

 

 

5.

 

Select the configuration that contains your logger type and serial number.  Example: V300_1001  

6.

 

Left click on 

Edit

 from the menu bar then select 

Read VNET Config

7.

 

A message box will appear and you should see data scrolling down.  When finished you should see a message 
stating 

DEVICES READ SUCCESSFULLY

, click on the OK button.  If you get any error messages check the 

serial cable and power connections and try again. 

8.

 

Save the updated configuration file by left clicking 

File

 on the menu bar and selecting 

Save

.  

 
You should now see four new channel buttons added to the configuration file representing this module.  The buttons 
will be labeled  “A/F Cyl 1”, “A/F Cyl 3”, “A/F Cyl 5” and  “A/F Cyl 7”.   
 
 

Changing the Module Setup: 

The default parameters should work fine for most applications.  If you need to edit the setup parameters on this 
module, position the mouse cursor over the button of the channel you wish to modify and click the right mouse 
button.  The VNET Input Channel Parameters dialog box will be displayed.   
 

 

 

 

Summary of Contents for LSU4

Page 1: ...recommended since oxygen can pass back over the sensor during overlap causing lean readings particularly at low engine RPM Weld the sensor bung approximately 12 inches from the header flange Mounting the sensor too close to the exhaust valve can cause the sensor to overheat To avoid sensor damage from condensation do not mount the sensor on the bottom of the exhaust tube Each sensor has been calib...

Page 2: ...ger 2 Turn the power on to the data logger and the air fuel sensor controller 3 Start the DataLink program on your PC 4 Open the data logger configuration file by selecting Open Car Configuration under File from the menu bar The following dialog box will appear 5 Select the configuration that contains your logger type and serial number Example V300_1001 6 Left click on Edit from the menu bar then ...

Page 3: ...nding the Configuration to the module section below Setting the Channel Mode If you are not going to use a sensor with one of the channels for instance you have a four channel controller but are using only three sensors you should set the channel mode for the unused channel to Disabled If you do not disable the channel the LED indicator on the control box will flash an error indicating the sensor ...

Page 4: ...must be resolved before the air fuel sensor s can take data Follow the troubleshooting instructions below Free Air Calibration A free air calibration is also recommend to correct for changes in atmospheric pressure and sensor wear caused by leaded fuels and aging Before starting a free air calibration the sensor must be removed from the exhaust and exposed to open air A free air calibration must b...

Page 5: ... release the CALIBRATE button once again to confirm that you want to perform a free air calibration The status LED will flash rapidly while performing the calibration only happens for a few seconds 6 Calibration is finished 7 Shut off all power let sensors cool down before handling 8 Re install in exhaust pipes Troubleshooting There are two method used to indicate that there is an error on one or ...

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