To perform these repairs, you need the and boardview file .
Always test the motherboard outside the chassis if possible to rule out shorts against the laptop case. apw70 lac391p schematic portable
What exact is the laptop showing? (e.g., completely dead, blinking light codes, spinning fans but black screen) To perform these repairs, you need the and boardview file
If you tell me the symptoms (e.g., blinking lights, no power, or specific error code), I can help you pinpoint which voltage rail or component to test next. To perform these repairs