2 Troubleshooting Procedures

2.5 FDD TroubleshootingSystem Board Troubleshooting

Table 2-3 Printer port LED boot mode status (5/8)

LED Status

Test item

Message

 

 

 

(06H)

 

Check whether self test is necessary or not (at Cold

 

 

Boot) (Check of space key and printer wraparound

 

 

connector)

 

 

 

 

 

Password initialization

 

 

 

07H

PCI Bus initialization

PCI Bus initialization (Connection of DS Bus)

 

 

 

 

 

Initialization of LAN information

 

 

 

 

 

Check of Wakeup factor

 

 

 

08H

CMOS data initialization

Running a task waiting for the end of INIT PCI

 

 

 

 

 

CMOS data initialization (2)

 

 

 

 

 

PnP initialization

 

 

 

 

 

Setting of setup item

 

 

 

 

 

Waiting for the end of Multi Box status check

 

 

 

 

 

H/W configuration from PnP resource

 

 

 

09H

Initialization of PnP H/W

Running a task waiting for the end of PnP resource

 

 

 

 

 

Serial interrupt control (before using interrupt)

 

 

 

 

 

Initialization of PnP H/W

 

 

 

 

 

Initialization of PC card slot

 

 

 

 

 

SIO initialization

 

 

 

 

 

FIR initialization

 

 

 

 

 

PCI automatic configuration

 

 

 

 

 

Creating a work area for auto configuration

 

 

 

 

 

Acquisition of PCI IRQ

 

 

 

 

 

Configuration

 

 

 

 

 

Storing the results of VGA configuration

 

 

 

0AH

Initialization of H/W that is

Running a task waiting the end of

 

necessary after PCI configuration

PCI_CONFIGURATION

 

 

 

 

 

Initialization of H/W that is necessary after PCI

 

 

configuration

 

 

 

 

 

Printer port setting

 

 

 

 

 

Start of HDD initialization sequence

 

 

 

 

 

SD initialization

 

 

 

 

 

Creating output code

 

 

 

0BH

First 6KB memory check

 

 

 

 

0CH

Vector initialization

 

 

 

 

0DH

NDP initialization

 

 

 

 

2-24

TECRA M1 Maintenance Manual (960 -436)

Page 84
Image 84
Toshiba M1 manual Printer port LED boot mode status 5/8, 0AH