Alarm, error, and system messages
12.3 BIOS beep codes
SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04
169
Display
(hex)
Meaning Description Remedy
22H BDS_START_ISA_FDD Floppy device
initial
Initialization of the
floppy connection
Service case
23H BDS_START_ISA_SERIAL Serial device
initial
Initialization of the
serial connection
Service case
24H BDS_START_IDE_BUS IDE device initial Initialization of the IDE
connection
Service case
25H BDS_START_AHCI_BUS AHCI device
initial
Initialization of the AHCI
connection
Service case
56H DXE_RELOCATE_SMBASE Relocate SMM
BASE
Reassign SMM base Service case
57H DXE_FIRST_SMI SMI test SMI test Service case
58H DXE_VTD_INIT VTD Initial Initialize I/O
virtualization (VTD)
Service case
59H DXE_BEFORE_CSM16_INIT Legacy BIOS
initial
Legacy BIOS
initialization
Service case
5AH DXE_AFTER_CSM16_INIT Legacy interrupt
function initial
Legacy interrupts
initialization
Service case
5BH DXE_LOAD_ACPI_TABLE ACPI Table
Initial
ACPI table initialization Service case
5CH DXE_SB_DISPATCH Setup SB SMM
Dispatcher
service,
DXE_SB_Dispat
ch
SMM dispatcher service Service case
5DH DXE_SB_IOTRAP_INIT Setup SB
IOTRAP Service
SouthBridge IOTRAP
service
Service case
5EH DXE_SUBCLASS_DRIVER Build AMT Table Initialization of the AMT
(Active Management
Technology) table
Service case
5FH DXE_PPM_INIT PPM Initial Initialization of the
Processor Power
Management
Service case
60H DXE_HECIDRV_INIT HECIDRV Initial Initialization of the Host
Embedded Controller
Interface
Service case
61H DXE_VARIABLE_RECLAIM Variable store
garbage
collection and
reclaim
operation
Loading of the variable
memory
Service case
7AH PEI_PROGRAM_CLOCK_GEN Clock Generator
Initial
Initializations of the
clock generator
Service case
7BH PEI_IGD_EARLY_INITIAL Internal Graphic
device early
initial,
PEI_IGDOpRegi
on
First initialization of the
graphic connection
Service case
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