FIC a440 Service Manual
Hardware Functional Overview
FIC A440 Series Service Manual 4-28
Control Method Battery Subsystem
EC should support all the battery information to ACPI-OS
Designed Battery capacity
Designed Voltage
Designed Warning capacity
Designed Low battery capacity
Latest Full charged capacity
Present Remaining capacity
Present drain rate
Present voltage
Present Battery Status
4.6.10 Thermal Control
T.B.D
There are three primary cooling policies that the OS uses to control the thermal state of the hardware.
Cooling Policy
Action
Temperature
Passive cooling
Throttle CPU Off
T
A
Active cooling
Throttle CPU On
T
B
Critical cooling
System shut down
T
C
Note: The temperature is
T
A
<
T
B
<
T
C
Mobile CUP (T
A
= 62 , T
B
= 65 , T
C
= 80 )
Desktop CPU (T
A
= 52 , T
B
= 54 , T
C
= 70 )