Lenovo ThinkVision LT1423p 13.3-inch IPS WLED Backlit LCD Mobile Touch Monitor With Pen - Manual (Page 23)

Troubleshooting
If you have a problem with setting up or using your monitor, you might be able to solve
it yourself. Before calling your dealer or Lenovo, try the suggested actions that are
appropriate to your problem.
If touch / Stylus function not working on LT1423p when in extended mode, please set
your notebook via following steps:
1. Open “Control panel”, then find the “Tablet PC Setting”.
2. Click “Tablet PC Setting” and Windows will shows below picture.
3. Please click “Setting” button, you will find below window on your notebook screen.
3-2 LT1423pwCA Wide Touch Monitor User’s Guide