The DSP-4X00 CableAnalyzer reports the following screen:
Every adapter contains a microchip, which is programmed with the identity of the adapter as well as calibration constants. If you see the above message, the adapters memory has become corrupted. Before you do anything, PLEASE update your DSP-4x00 to version x.925. This may stop the error message from appearing.
If the message Error 120 appears on your DSP-4x00 CableAnalyzer, the EPROM in the adapter which holds the calibration constants has become corrupted. There are two ways to fix this.
Method 1: Using the optional DSP-PLCAL module, recalibrate the permanent link adapter. As a preventative measure, also update the software on the DSP-4x00.
Method 2: Update the DSP-4x00 to the latest software version along with . Once updated, connect the DSP-4x00 to your PC and run the LinkWare Software. Hold down the Ctrl ALT and W keys on the PC. A new window will appear. Click on the Autobaud button. The wizard prompt will appear, as shown below:
At the wizard prompt, type nof and press the Enter key on your PC. You should see something similar to the screen below:
Your adapter has now been reprogrammed and the Error 120 message will no longer appear. You should not have to do this again. The latest version of software prevents this error from happening again. Please ensure all your testers are updated. Fluke Networks sincerely apologizes for any inconvenience this may have caused.