2.4 System Board Troubleshooting

2 Troubleshooting Procedures

Table 2-5 Printer port LED suspend mode error status (2/3)

LED Status

Test item

Contents

 

 

 

39h

Resume error check in suspend mode.

Check if IRT process is being executed

 

 

 

 

 

Check if external option ROM exists

 

 

 

 

 

Check if FDD motor is rotating

 

 

(For models supporting built-in FDD)

 

Execution of driver for suspend

 

 

 

 

 

Clearing of data for Remote Lockout

 

 

 

 

 

Storing of FDD register

(For models supporting built-in FDD)

 

 

 

 

Storing of USB register

 

 

 

 

 

Halt of HC

 

 

 

 

 

Storing CPU register

 

 

 

 

 

Permission of system area and memory cache

(to work at high-speed)

 

 

 

 

Suspending of HDD

 

 

 

 

 

Storing KBC,SCC and MOUSE

 

 

 

 

 

Storing of PCI device

 

 

 

 

 

Storing of PIT

 

 

 

 

 

Starts sequence for storing display system.

 

 

 

 

 

Storing of PIC

 

 

 

 

 

Storing of DMAC

 

 

 

 

 

Storing of system status command port

 

 

 

 

 

Storing of SIO

(For models supporting SIO)

 

 

 

 

Storing of PCMCIA card

 

 

 

 

 

Storing of RTC

 

 

 

 

 

Processing of system peculiar HW preservation

 

 

 

 

 

Calculation of check sum (conventional memory)

 

 

 

 

3Ah

Suspending for boot mood

 

 

 

 

3Dh

Processing of VGA –off (boot)

 

 

 

 

 

Suspending of HDD (boot)

 

 

 

 

 

Transition to S5 of Bluetooth (boot)

(For models supporting Bluetooth)

 

 

 

3Eh

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.)

 

 

3Fh

Waiting for completion of suspending for HDD password

 

 

 

TECRA S3 Maintenance Manual (960-532)

[CONFIDENTIAL]

2-31

Page 73
Image 73
Toshiba S4 manual Check if IRT process is being executed