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2.4 System Board Troubleshooting 2 Troubleshooting Procedures
Table 2-4 Printer port LED suspend mode error status (3/3)
LED Status Test item Contents
36h Prohibition of PCI arbiter
Setting of Wakeup event
Power-off of PC card
Re-setting backup current
Forced off of fan
Checks whether off-process for resume is
needed
Power LED control during suspending
Isolates built-in LAN.
Makes the power of sound off.
Makes the power of Dock off. (Models supporting Dock)
37h
Model-unique processing just before
suspending
Setting the corresponding-time of power
switch to 50ms
Setting the corresponding-time of panel
opening to 50ms
Setting Speed Step to Low
Waiting for completion of dividing for
suspending
Stops dividing of extension command for
power off.
38h Measure for USB over current
Serial interrupt control
Calculation of check sum of PnP RAM area (Not work in suspending for boot)
Acquires how to turn the power off.
Resets by EC. (when required)
Makes not to send Eject Power Off
command when turn the power off by the
date check of alarm power on.
Prohibition of all SMI
Initializing of special register in suspending
Calculates the check sum of SMRAM and
stores it in SMRAM.
39h
Calculates the checksum of system BIOS in
the IRT side.
(Checksum does not match during IRT)
Setting status of suspend completion
Prohibition of L1&L2 Power off (completion of BIOS))
Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445) 2-33