mitac 8599.pdf - tim.id.au
mitac 8599.pdf - tim.id.au
mitac 8599.pdf - tim.id.au
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*1: No power definition<br />
8599 N/B Maintenance<br />
Base on ACPI Spec. We define the no power as while we press the power button, the system can’t leave S5 status<br />
or none the PG signal send out from power supply.<br />
Judge condition:<br />
Check whether there are any voltage feedback control to turn off the power.<br />
Check whether no CPU power will c<strong>au</strong>se system can’t leave S5 status.<br />
If there are not any diagram match these condition, we should stop analyzing the schematic in power supply sending<br />
out the PG signal. If yes, we should add the effected analysis into no power chapter.<br />
*2: No display definition<br />
Base on the digital IC three basic working conditions: working power, reset, Clock. We define the no display as<br />
while system leave S5 status but can’t get into S0 status.<br />
Judge condition:<br />
Check which power will c<strong>au</strong>se no display.<br />
Check which reset signal will c<strong>au</strong>se no display.<br />
Check which Clock signal will c<strong>au</strong>se no display<br />
Base on these three conditions to analyze the schematic and edit the no display chapter.<br />
Keyword:<br />
S5: Soft Off<br />
S0: Working<br />
For detail please refer the ACPI specification<br />
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