Repairing a Hanns-G HC194D with flashing power light
If you have a Hanns-G HC194D with a flashing power light or not power at all then this should get you back going again. The problem with this series of monitor is 5 failing capacitors on the power supply board. To do the repair you will need the following tools: Soldering iron, de-solder braid, Phillips screwdriver, small flat blade screwdriver and a 3/16″ nut driver. You will also need the following electronic parts: qty(2) 220uf 25v capacitor, qty(2) 1000uf 10v capacitor, qty(2) 100uf 50v, qty(1)47uf 50v, qty(1) 4.7uf 50v ,qty(1) 100uf 25v and qty(2)470uf 25v. We sell a repair kit with all of the parts for $14.00
This is not guaranteed to solve all problems but in most cases this is the issue with this model.
If you don’t want to do the repair yourself, use the service request link above. Most monitor repairs run $30-35 plus return shipping.
Here is the power supply board with the faulty capacitors labeled:
After replacing the capacitors reassembly the unit and you should be back in business.