Power button failure. In this case, not only can not shut down, turn also have problems.
monitor circuit on the motherboard power failure, PS-ON signal is constant high.
ASUS K53J Battery detail:
Battery Type: Li-ion
Voltage: 10.8V or 11.1V
Property: ASUS Replacement Battery
The board could not be sent Some high, but always low, so that not only self-booting the machine, but also can not afford to shut; No. 3 from the board of the PS-ON signal quality is poor, especially in the power transient, the signal from low to high for too long, until after the main power supply is ready, the signal has not yet become high, the ATX power
supply through the main circuit misleading.
To save laptop battery life and get the most use out of your battery, follow these simple steps.The two predominant kinds are:
1,When charge your battery first time, Please fully charge 12 hours. The new battery need three times charge/discharge cycles before achieving maximum capacity.
2,If you usually keep your laptop plugged in fixed power or rarely use it. Please take down your battery. If not, it will hurt the battery life.
ASUS K53U Battery Compatible original Battery Code:
BIOS set off when certain time (Delay Time), when you need to hold down the ASUS battery power button off, for a few seconds before the machine shut down. Can not be achieved instantly shut down is normal, not failure.
Carefully clear the waste ink tube to prevent the toner filled in the air inhaled by the body too much.
ASUS K53E Battery Fit machine:
ASUS K53 Series(All)
ASUS K53BY ASUS K53E ASUS K53F
ASUS K53J ASUS K53S ASUS K53SJ
ASUS K53SV ASUS K53U