Troubleshooting of Regular Malfunctions 10-1
10 Troubleshooting of Regular
Malfunctions
10.1 System cannot be powered on
10.1.1 Module or Board Related
Battery Li-ion 14.8V 6600mAh LI34I002A
10.1.2 Key Points Supporting Troubleshooting
Key Points Supporting Troubleshooting
Power-on status indicator
Backlight of the power button
12V, 5V, 3.3V, located on IO board
10.1.3 Troubleshooting
Fail to start up when powered by the battery
only, but can start up normally by AC power
supply. After the machine is powered on,
battery alarm appears.
Internal battery fails;
Related board or module of
the other power system is
in normal status
No AC input, Fail to start up when powered
by the battery; The power on indicator flash
then turn off, battery indicator flash,
succeeding in start up when AC input and
battery can charge up normally