The computers in the dispatch room are not working. It might be the gremlin, or the wiring just is off. Talk to the dispatch gremlin.
This is the low-spoiler guide for "Fix the computer screens" puzzle in The Darkside Detective. Unlike in normal walkthrough, you get gradual hints on how to solve the puzzle. Click the big button below to see your first hint. If the hint contains a spoiler, you will be warned about it before clicking.