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58
Checkpoint
Description
31
Allocate memory for ADM module and uncompress it. Give control to ADM
module for initialization. Initialize language and font modules for ADM. Activate
ADM module.
33
Initializes the silent boot module. Set the window for displaying text information.
37
Displaying sign-on message, CPU information, setup key message, and any
OEM specific information.
38
Initializes different devices through DIM. See DIM Code Checkpoints
section of document for more information. USB controllers are initialized at this
point.
39
Initializes DMAC-1 & DMAC-2.
3A
Initialize RTC date/time.
3B
Test for total memory installed in the system. Also, Check for DEL or ESC
keys to limit memory test. Display total memory in the system.
3C
Mid POST initialization of chipset registers.
40
Detect different devices (Parallel ports, serial ports, and coprocessor in CPU,
…
etc.) successfully installed in the system and update the BDA, EBDA
…
etc.
52
Updates CMOS memory size from memory found in memory test. Allocates
memory for Extended BIOS Data Area from base memory. Programming
the memory hole or any kind of implementation that needs an adjustment in system
RAM size if needed.
60
Initializes NUM-LOCK status and programs the KBD typematic rate.
75
Initialize Int-13 and prepare for IPL detection.
78
Initializes IPL devices controlled by BIOS and option ROMs.
7C
Generate and write contents of ESCD in NVRam.
84
Log errors encountered during POST.
85
Display errors to the user and gets the user response for error.
87
Execute BIOS setup if needed / requested. Check boot password if installed.
8C
Late POST initialization of chipset registers.
8D
Build ACPI tables (if ACPI is supported)
8E
Program the peripheral parameters. Enable/Disable NMI as selected
90
Initialization of system management interrupt by invoking all handlers.
Please note this checkpoint comes right after checkpoint 20h
A1
Clean-up work needed before booting to OS.
Содержание Veriton L4610
Страница 1: ...I Veriton L4610 L4610G L4618G L4619G Service Guide PRINTED IN TAIWAN ...
Страница 45: ...39 6 4 Fix the Bracket_Front_IO with three screws 5 6 6 7 NOTE Keep the FAN cable away from the Thermal module ...
Страница 51: ...45 15 Installing the Cover Stand 15 1 Fix the Cover Stand with one screw ...
Страница 82: ...76 ...
Страница 83: ...77 FRU List The FRU list will be updated later ...