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Intel NetStructure
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MPCBL0001 High Performance Single Board Computer 131
Technical Product Specification
Error Messages
The following table describes the beep codes implemented in the MPCBL0001 BIOS.
Table 86. DIM Code Checkpoints
Checkpoint Description
2A Initializes different buses and performs the following functions:
• Function 0: Reset, Detect, and Disable - Disables all device nodes, PCI devices,
and PnP ISA cards. Assigns PCI bus numbers.
• Function 1: Static Device Initialization - initializes all static devices that include
manual configured onboard peripherals, memory and I/O decode windows in PCI-
PCI bridges, and noncompliant PCI devices. Reserves static resources.
• Function 2: Boot Output Device Initialization - Searches for and initializes any
PnP, PCI, or AGP video devices.
38 Initializes different buses and performs the following functions:
• Function 3: Boot Input Device Initialization - Searches for and configures PCI
input devices and detects if system has standard keyboard controller.
• Function 4: IPL Device Initialization - searches for and configures all PnP and PCI
boot devices.
• Function 5: General Device Initialization - Configures all onboard peripherals that
are set to automatic configuration and configures all remaining PnP and PCI
devices.
Table 87. ACPI Runtime Checkpoints
Checkpoint Description
AC First ASL check point. Indicates the system is running in ACPI mode.
AA System is running in APIC mode.
01, 02, 03, 04, 05 Entering sleep state S1, S2, S3, S4, or S5.
10, 20, 30, 40, 50 Waking from sleep state S1, S2, S3, S4, or S5.
Table 88. BIOS Beep Codes
Number of Beeps Description
1 short Refresh timer test failed
1 long, 3 short RAM R/W test failed
1 long, 6 short KBC BAT test failed
3 short Memory configuration error