sometime laptop acer 4736G have any problem like : acer 4736g always shutdown when running on battery, and always shutdown when temperature on headsink is hot. how to fix laptop acer 4736g always shutdown :
1. when shutdown on running battery : the problem must be IC Charging ( BQ IC ) try to change that ic.
2. when shutdown on gaming mode or 3d application, try to clean headsink and air ventilation also give a new thermal paste on your processor and vga.
3. when it not solve try to reballing gpu or change a new graphic card