4 Error Messages and Beep Codes

What This Chapter Contains

 

4.1

BIOS Error Messages

103

4.2

Port 80h POST Codes

105

4.3

Bus Initialization Checkpoints

109

4.4

Speaker

110

4.5

BIOS Beep Codes

110

4.1 BIOS Error Messages

Table 48 lists the error messages and provides a brief description of each.

Table 48. BIOS Error Messages

Error Message

Explanation

 

 

GA20 Error

An error occurred with Gate A20 when switching to protected

 

mode during the memory test.

 

 

Pri Master HDD Error

Could not read sector from corresponding drive.

Pri Slave HDD Error

 

 

 

Pri Master Drive - ATAPI Incompatible

Corresponding drive in not an ATAPI device. Run Setup to make

Pri Slave Drive - ATAPI Incompatible

sure device is selected correctly.

 

 

A: Drive Error

No response from diskette drive.

 

 

Cache Memory Bad

An error occurred when testing L2 cache. Cache memory may be

 

bad.

 

 

CMOS Battery Low

The battery may be losing power. Replace the battery soon.

 

 

CMOS Display Type Wrong

The display type is different than what has been stored in CMOS.

 

Check Setup to make sure type is correct.

 

 

CMOS Checksum Bad

The CMOS checksum is incorrect. CMOS memory may have

 

been corrupted. Run Setup to reset values.

 

 

CMOS Settings Wrong

CMOS values are not the same as the last boot. These values

 

have either been corrupted or the battery has failed.

 

 

CMOS Date/Time Not Set

The time and/or date values stored in CMOS are invalid. Run

 

Setup to set correct values.

 

 

DMA Error

Error during read/write test of DMA controller.

 

 

FDC Failure

Error occurred trying to access diskette drive controller.

 

 

HDC Failure

Error occurred trying to access hard disk controller.

 

 

Checking NVRAM

NVRAM is being checked to see if it is valid.

 

 

continued

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Intel D925XBC, D925XCV specifications Bios Error Messages, Error Message Explanation

D925XBC, D925XCV specifications

The Intel D925XBC and D925XCV are motherboards designed for Intel's LGA 775 socket, targeted primarily at the desktop market during the mid-2000s. These motherboards support Intel's innovative 800 MHz Front Side Bus and provide a robust platform for various computing applications, including gaming and multitasking.

One of the standout features of the D925XBC and D925XCV is their compatibility with Intel's Pentium 4 and Pentium D dual-core processors. These processors deliver impressive performance, especially for users engaging in demanding tasks such as video editing and 3D rendering. The support for dual-channel DDR2 memory allows for increased bandwidth and improved overall system performance, accommodating up to 8 GB of memory in total.

The motherboards are equipped with the Intel 925X chipset, which integrates advanced technologies. This chipset supports Intel's Enhanced Memory 64 Technology (EM64T), allowing for more efficient processing power and better resource management. The presence of the I/O Controller Hub (ICH6) also enhances connectivity options, including SATA 3.0 Gbps interfaces for faster data transfer rates and improved storage capabilities.

Regarding expansion and connectivity, both motherboards feature multiple PCI Express slots along with PCI slots, allowing users to customize their systems according to their needs. This expandability is essential for gamers and professionals looking to add advanced graphics cards and other peripherals. Additionally, these boards come with integrated audio, ensuring satisfactory sound quality without the need for additional sound cards.

The D925XBC and D925XCV motherboards also include integrated Ethernet controllers, supporting fast network connectivity essential for gaming and high-speed internet access. With multiple USB ports available, users can connect a wide variety of devices easily, enhancing the flexibility of their setups.

In terms of form factor, both boards follow the ATX layout, providing compatibility with a broad range of computer cases. This ensures ease of installation and upgrades while promoting good airflow and optimal thermal management for the components installed.

Overall, the Intel D925XBC and D925XCV motherboards integrate essential features and technologies that provide a solid foundation for desktop computing during their time. With strong processing capabilities, expandability, and good connectivity options, these boards were well-received by users looking for reliable performance and versatility in their systems.