Source : support.dell
Download Dell Inspiron 1200 Notebook Windows 7 32bit Drivers, Utility, Update
This model is old.There is on drivers at dell.com. the drivers come from internet and have tested.
your Dell Inspiron 1200 must have 1 GB of RAM, (windows 7 need at least 1 GB of RAM). Recommend : up 1 GB of RAM to 2 GB of RAM, it will run more well.
Dell Inspiron 1200 Windows 7 32-bit drivers:
1.BIOS, download here
2.Dell laptop Software, download
3.Dell Inspiron 1200 chipset [download id="11936"], the links will bring you to go intel.com to update.
4.Dell Inspiron 1200 video [download id="11937"]
5.inspiron 1200 audio [download id="11938"]
6.Dell Inspiron 1200 input driver: Touchpad driver
7.Dell Inspiron 1200 wireless driver