Toshiba Satellite R10 Maintenance Manual page 82

2.4 System Board Troubleshooting
Table 2-3 Debug port (Boot mode) error status (7/9)
D port status
(09h)
0Ah Task generation for waiting
PCI_CONFIGURATION
completion
Initialization of H/W needed after
PCI configuration
Enabling power off
Output code generation
0Bh FIRST_64KB_CHECK
0Ch INIT_INT_VECTOR
0Dh INIT_NDP
INIT_SYSTEM
0Eh
(Initialization of system)
0Fh INIT_DISPLAY (Waiting for VGA
chip initialization completion, VGA
BIOS initialization)
10h Calling VGA BIOS
11h/12h DISP_LOGO
13h SYS_MEM_CHECK (boot mode)
14h EXT_MEM_CHECK (boot mode)
15h Check of exception in the
protected mode
INIT_SYS_MEM (reboot mode)
17h CHK_DMA_PAGE (boot mode)
18h CHECK_DMAC (boot mode)
INIT_DMAC (boot mode)
19h
2-28
Inspection items
2 Troubleshooting Procedures
Details
Configuration
Saving of VGA configuration result
Printer port setting (for models supporting
printer)
HDD initialization sequence start
FDD initialization sequence start (for models
supporting built-in FDD)
(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)
Displaying logo
Check of convention memory
Check of exception in the protected mode
DPORT=16h when error occurs
Initialization of conventional memory
Check of DMA Page Register
Check of DMAC
Initialization of DMAC
Satellite R10 Maintenance Manual (960-509)