How to Service Acer AL1517

Finally posting again. My discussion this time is about the way Acer AL1517 LCD Service Power On But Screen Dark. This case is very common, not only occur on the LCD of this brand, but other brands as the case together. Want to know how its service ...?


Indications Damage:
When the LCD is turned on, the power LED flash, and sometimes flame flickering, but display no image at all dark alias.

How to Acer AL1517 LCD Service Power Flame But Dark Screen:
1. Go to the five screws at the rear LCD. Screw that 1 is located in the bottom center, the same ketutup foot coverings. Songkel cover new legs visible screws.

2. Find Suplynya Power module, because the problem is here.

 

3. Check whether there Elco which swell, if no immediate change. If there is no reply elco accordance find that larger size, eg 870uF / 10V can be replaced with 1000uF / 16v, even better.

4. Elco which swell causing voltage drops, which had been so below 12v, 5v dn, which had been so below as well. And this is the cause of the LCD does not want to lift his INVERTER (if CRT = flybacknya), because the working voltage down.

 

5. when it can be replaced immediately in trying ...

6. If it is still not on, check the fuse / fuse after the voltage of the transformer 12v Power supply, usually broke.

 

7. OK, good luck ....

Good luck .....