User Guide

2 Troubleshooting Procedures 2.4 System Board Troubleshooting
Table 2-3 D port status (6/9)
D port
status
Inspection items Details
F107h Initializing PCI Initializing PCI BUS (connecting DS Bus)
Initializing a LAN Initializing information of LAN
Checking the factor of WakeUp
F108h Running a task of waiting for the end of INIT_PCI
Initializing the data in CMOS (2)
Initializing PnP
Setting up the setup parameters
Waiting for the end of multiple box state check
Setting up the hardware parameters based on resources
F109h Serial interrupt control Running a task of waiting for the end of PnP resource
creation
Initializing PnP hardware Serial interrupt control (performed before interrupt)
Initializing PnP hardware
Configuration Initializing PC Card Slots
Initializing SIO (for models supporting SIO)
Initializing FIR (for models supporting FIR)
PCI automatic configuration
Making of work for automatic configuration
Acquisition of PCI IRQ
PCI Configuration
Storing of VGA configuration result
F10Ah Initializing drives Task generation for waiting PCI_CONFIGURATION
completion
Initialization of H/W which is necessary after PCI
configuration
Printer port setting (for models supporting PRT)
HDD initialization sequence start
FDD initialization sequence start (For models supporting
built-in FDD)
Enabling power off
Output code generation
F10Bh Checking the first 64KB of
memor
y
Checking the first 64KB of memory
F10Ch Initializing interrupt vectors Initializing interrupt vectors
F10Dh Initializing a NDP Initializing a NDP
2-26 Satellite A50/TECRA A2 Maintenance Manual (960-478)