Toshiba Portege R500 Maintenance Manual page 71

2.4 System Board Troubleshooting
Table 2-5 Debug port (Boot mode) error status (7/10)
D port status
(F10AH)
F10BH
Initialization of H/W needed after
PCI configuration
Enabling power off
Output code generation
F10CH
FIRST_64KB_CHECK
F10DH
INIT_INT_VECTOR
F10EH
INIT_NDP
F10FH
INIT_SYSTEM
(Initialization of system)
F110H
INIT_DISPLAY
F111H
VGA POST
F113H IDISP_LOGO
F114H SYS_MEM_CHECK
PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL]
Inspection items
2 Troubleshooting Procedures
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)
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