2.4 System Board Troubleshooting 2 Troubleshooting Procedures
QOSMIO F20 Maintenance Manual (960-526) [CONFIDENTIAL] 2-29
Table 2-5 Debug port (Suspend mode) error status (1/3)
D port status Inspection items Details
F12Fh
When powering-off request from OS is
required, waits for the completion of
dividing process because waiting in
SUSPEND of Runtime returns the
process to OS.
Forced execution of dividing (Permission
of SMI for dividing)
F130h
Waiting for completion of dividing
After prohibiting of all SMIs, permits I/O
trap (EHCI) and external SMI.
Starts dividing to transmit periodically
extension command (every 25 seconds)
not to generate time-out of power-off.
Clears resume/power-off status.
Storing and initializing of special PCI
configuration register
Prohibits clock control.
Judging of suspend process for boot or for
resume
F131h
Branch to resume mode (DPORT=F132h)
or boot mode(DPORT=F133h)
F132h
Powering-off during resume process Stops HC.
Starts sequence for storing display
system.
F133h
Resume error check in suspend mode. Checks if during IRT processing.
Checks if external option ROM is exist
Execution of driver for suspend
Clear of data for Remote Lockout
Storing of USB register
Stop of HC
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