ddccontrol software package provides program to control monitor parameters, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ddccontrol
ddccontrol is installed in your system.
Make ensure the ddccontrol package were installed using the commands given below,
$ sudo dpkg-query -l | grep ddccontrol *
You will get with ddccontrol package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Utilities |
| Package | ddccontrol |
| Version | 0.4.2-10 |
| Description | program to control monitor parameters |
| Sub Section | Utils |