Repairing the Westinghouse LCM-19W4
The Westinghouse LCM-19W4 19″ LCD monitor has issues with the Back light power supply. The unit will have either a flashing power light, no power at all, or it may take several minutes to display a picture. This model and others that use the DAC-12M030 or DAC-12M028 power supply can be repaired using this guide. Update: this board is also used in the Viewsonic VA1912 and Westinghouse LCM-19V7 & LCM-17V8 monitors.
The complete the repair you will need to have the following tools:
Soldering iron, De-solder Wick, Phillips screwdriver, Flat blade screwdriver and solder. The repair on this unit involves replacing the 7 capacitors in the power supply. The values needed are as follows:
qty(2) 220mf 25v capacitors
qty(2) 1000uf 25v capacitors
qty(1) 1000uf 10v
qty(1) 2200 10v
and qty(1) 22uf 50v capacitors.
For information about getting the correct capacitors for the repair check out this article about capacitors. 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.