Acquiring VSD-E/XE fault reason details
This article describes how to use TweakTool to read fault location parameter from drive to examine the detailed reason of drive fault.
Contents
TweakTool
Tweak tool is a utily to read/write raw parameters from drive by using the USB adapter. TweakTool can be downloaded from this link. The application does not require installing, just extract the ZIP file to local disc.
Reading fault location
Preparations
- Remove any cable from drive CMD port (the 16 pin flat cable)
- Follow instructions from 1-5 in TweakTool screen in order to be able to communicate to drive (see screenshot below). You may need to set Force SPI mode with GDtool if it's not selected.
- Close GDtool if it's is running
- Launch TweakTool_1.0.exe
Reading fault location
These numbers are referencing to the image below.
- Enter 15440 to parameter number
- Click Read parameter
- Observe that "Command OK" reads in the status bar. If some error is reported, connection didn't succeed. Ensure that earlier steps are followed.
- Fault location value should now display in parameter value
Fault location expanations
| Value | Meaning |
|---|---|
| 1 | Overcurrent > 24A |
| 2 | Overcurrent < -24A |
| 10 | PLL error |
| 15 | Illegal opcode |
| 20 | Misalign data |
| 25 | HW stack error |
| 30 | Logic undervoltage < 2.2V |
| 35 | Logic undervoltage < 2.7V |
| 120 | Short circuit |
| 600 | Overcurrent (user limit) |
| 100,110 | Loading config fail |
| 200,210,220 | Saving config fail |
| 10000 | No fault location info (after reset state) |
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