2.4 System Board Troubleshooting 2 Troubleshooting Procedures Table 2-5 Debug port (Suspend mode) error status (2/3)

LED Status Test item Contents

(F133h) Storing of PIT
Starts sequence for storing display system.
Storing of PIC
Storing of DMAC
Storing of system status command port
Storing of PCMCIA card
Storing of RTC
Storing of original HW for system
Calculation of check sum
(conventional memory)

Suspend process for boot mode

F137h Processing of VGA –off (boot)
Suspending of HDD (boot)
Transition to S5 of Bluetooth (boot) (For models supporting Bluetooth)
F138h Suspending of boot / resume for PnP (Stores PnP resource information into Flash
ROM.)
Suspending of boot / resume for password (Stores password information into Flash ROM.)
F139h Waiting for completion of suspending for HDD
password
F13Ah Prohibition of PCI arbiter
Setting of Wakeup event
Power-off of PC card
Re-setting backup current
Forced off of fan
Checks if off-process for resume is needed
Power LED control during suspending
Isolates built-in LAN.
Makes the power of sound off.
F13Bh Model-unique processing just before
suspending
Waiting for completion of dividing for
suspending
Stops dividing of extension command for
power off.

2-30 [CONFIDENTIAL] QOSMIO G20 Maintenance Manual (960-511)