I put the charger adapter the satellite pro C50 A series Toshiba lap top . I try to power up and the it lit up saying leading

Solution
Try without a battery connected, only on wall power. If the CMOS battery is removable, remove it and all power, hold in power button for about 30 seconds. Plug in only wall power, see if that turns on. If not, it's most likely a dead motherboard.
Try without a battery connected, only on wall power. If the CMOS battery is removable, remove it and all power, hold in power button for about 30 seconds. Plug in only wall power, see if that turns on. If not, it's most likely a dead motherboard.
 
Solution