If you are referring to the verb meaning "to comfort," some antonyms include:
* Distress
* Upset
* Aggravate
* Worry
* Depress
If you are referring to the noun meaning "a device that provides information or controls a system," some antonyms include:
* Disable
* Shut down
* Disconnect
To give you a more accurate antonym, please provide the context in which you are using the word "console."