Toshiba Portege R500 Maintenance Manual - Page 71

2.4 System Board Troubleshooting 2 Troubleshooting Procedures Table 2-5 Debug port (Boot mode) error status (7/10) D port status (F10AH) F10BH F10CH F10DH F10EH F10FH F110H F111H F113H F114H Inspection items Initialization of H/W needed after PCI configuration Enabling power off Output code generation FIRST_64KB_CHECK INIT_INT_VECTOR INIT_NDP INIT_SYSTEM (Initialization of system) INIT_DISPLAY VGA POST IDISP_LOGO SYS_MEM_CHECK Details Configuration Saving of VGA configuration result Task generation for waiting PCI_CONFIGURATION completion HDD initialization sequence start (Check of first 64KB memory) (Initialization of vectors) (Initialization of NDP) Storing of CMOS error status to IRT_ERR_STS_BUF Timer initialization start EC initialization & Reading of battery information Update of system BIOS (Update of EDID information for LCD) (Waiting for VGA chip initialization completion, VGA BIOS initialization) (Displaying logo) (Check of convention memory)(Boot) PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL] 2-25