Table - Toshiba QOSMIO F10 Maintenance Manual

2.4 System Board Troubleshooting
Table 2-4 Debug port (Boot mode) error status (7/9)
D port status
F10Dh INIT_NDP
INIT_SYSTEM
F10Eh
(Initialization of system)
F10Fh
INIT_DISPLAY (Waiting for VGA
chip initialization completion,
VGA BIOS initialization)
F110h Calling VGA BIOS
F111h/F112h
DISP_LOGO
F113h
SYS_MEM_CHECK (boot mode)
F114h
EXT_MEM_CHECK (boot mode)
F115h
Check of exception in the
protected mode
INIT_SYS_MEM (reboot mode)
F117h
CHK_DMA_PAGE (boot mode)
F118h
CHECK_DMAC (boot mode)
F119h
INIT_DMAC (boot mode)
F11Ah
CHECK_PRT (for models
supporting printer)
F11Bh
CHECK_SIO (for models
supporting SIO)
F11Ch
BOOT_PASSWORD
(password check)
2-26
Inspection items
2 Troubleshooting Procedures
Details
(Initialization of NDP)
Storing of CMOS error status to
IRT_ERR_STS_BUF
CD POWER SW control
(for models supporting CD Play function)
Timer initialization start
EC initialization & Reading of battery
information
Update of system BIOS (Update of EDID
information for LCD)
Waiting for VGA power-on
Waiting for Display access completion
Displaying logo
Check of convention memory
Check of exception in the protected mode
DPORT=F116h when error occurs
Initialization of conventional memory
Check of DMA Page Register
Check of DMAC
Initialization of DMAC
Check of printer port existence
Check of SIO
Waiting for FDD initialization completion (for
models supporting built-in FDD)
(In the case of "Reboot")
Waiting for HDD initialization completion
Check of key input during IRT (waiting for
KBC initialization completion)
I/O LOCK process (for models supporting
I/O lock)
ATA priority initialization
QOSMIO F10 Maintenance Manual (960-498)