View source for Error Codes and Beep Codes

This page gives an overview on hexadecimal and beep error codes generated by the BIOS or UEFI.

=== Beep Error Codes (IBM) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Beep signal !! Additional indicators !! Possible meanings
|-
| continuous beeps || blank image on display panel ||
*dead motherboard
|-
| 0 beeps || cooling fan spins up<br>power-on LED status indicator is lit green or amber ||
*unsupported or dead processor
*malfunctioning or dead RAM module
*dead motherboard
|-
| 1 beep || unreadable, garbled, blank or blinking<br>images on the display panel ||
*loose or damaged display panel cable
*malfunctioning or dead display panel inverter
*malfunctioning or dead display panel backlight
*malfunctioning display panel logic board
*malfunctioning graphics chip
*dead motherboard
|-
| 1 beep || "Unable to access boot source" is displayed<br>on the display panel ||
*malfunctioning or dead boot device
*malfunctioning or dead I/O controller
|-
| 1 long beep and 2 short beeps || blank image on display panel ||
*unsupported, loose, or dead graphics chip
*dead display panel logic board
*dead motherboard
|-
| 1 long beep and 4 short beeps || blank image on display panel ||
*low battery voltage
|-
| 1 beep for every second passed || blank image on display panel ||
*low battery voltage
|-
| 2 short beeps || any hexadecimal error code displayed on the display panel ||
*refer to the hexadecimal error codes list for more details
|-
| 2 short beeps || blank image on display panel ||
*malfunctioning or dead RAM module
*dead motherboard
|}

=== Beep Error Codes (Phoenix) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Beep signal !! Additional indicators !! Possible meanings
|-
| continuous beep || blank image on display panel ||
*dead motherboard
|-
| 0 beeps || cooling fan spins up<br>power-on LED status indicator is lit green or amber ||
*unsupported or dead processor
*malfunctioning or dead RAM module
*dead motherboard
|-
| 1 beep || unreadable, garbled, blank or blinking<br>images on the display panel ||
*loose or damaged display panel cable
*malfunctioning or dead display panel inverter
*malfunctioning or dead display panel backlight
*malfunctioning display panel logic board
*malfunctioning graphics chip
*dead motherboard
|-
| 1 beep || "Unable to access boot source" is displayed<br>on the display panel ||
*malfunctioning or dead boot device
*malfunctioning or dead I/O controller
|-
| 1 long beep and 2 short beeps || blank image on display panel ||
*unsupported, loose, or dead graphics chip
*dead display panel logic board
*dead motherboard
|-
| 1 beep, 3 short beeps,<br>3 short beeps, and 1 beep || blank image on display panel ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 3 short beeps,<br>3 short beeps, and 1 beep || blank image on display panel ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 1 long beep and 4 short beeps || blank image on display panel ||
*low battery voltage
|-
| 1 beep for every second passed || blank image on display panel ||
*low battery voltage
|-
| 2 short beeps || any hexadecimal error code displayed on the display panel ||
*refer to the hexadecimal error codes list for more details
|-
| 2 short beeps || blank image on display panel ||
*malfunctioning or dead RAM module
*dead motherboard
|-
| 4 short beeps, 4 short beeps<br>4 short beeps, and 4 short beeps || blank image on display panel ||
*dead embedded security subsystem chip
|-
| 5 short beeps || blank image on display panel ||
*dead motherboard
|}

=== Beep Error Codes (AMI) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Beep signal !! Additional indicators !! Possible meanings
|-
| 0 beeps || cooling fan spins up<br>power-on LED status indicator is lit green or amber ||
*unsupported or dead processor
*malfunctioning or dead RAM module
*dead motherboard
|-
| 1 beep || unreadable, garbled, blank or blinking<br>images on the display panel ||
*loose or damaged display panel cable
*malfunctioning or dead display panel inverter
*malfunctioning or dead display panel backlight
*malfunctioning display panel logic board
*malfunctioning graphics chip
*dead motherboard
|-
| 1 long beep and 2 short beeps || blank image on display panel ||
*unsupported, loose, or dead graphics chip
*dead display panel logic board
*dead motherboard
|-
| 1 beep, 3 short beeps,<br>3 short beeps, and 1 beep || blank image on display panel ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 3 short beeps,<br>3 short beeps, and 1 beep || blank image on display panel ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 2 short beeps || any hexadecimal error code displayed on the display panel ||
*refer to the hexadecimal error codes list for more details
|-
| 2 short beeps || blank image on display panel ||
*malfunctioning or dead RAM module
*dead motherboard
|-
| 5 short beeps || blank image on display panel ||
*dead motherboard
|}

=== Hexadecimal Error Codes (IBM) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Error code !! Error description !! Possible meanings
|-
| 00101 || Interrupt failure. ||
*malfunctioning I/O controller
|-
| 00102 || Timer failure. ||
*malfunctioning I/O controller
|-
| 00103 || Timer interrupt failure. ||
*malfunctioning I/O controller
|-
| 00104 ||  Protected mode failure. ||
*malfunctioning memory controller
|-
| 00105 || Last 8042 command not accepted. ||
*malfunctioning PS/2 keyboard controller
|-
| 00107 || NMI test failure. ||
*malfunctioning I/O controller
|-
| 00108 || Timer bus test failure ||
*malfunctioning I/O controller
|-
| 00109 || Low meg-chip select test. ||
*malfunctioning memory controller
|-
| 00110 || System board parity. ||
*malfunctioning or dead RAM module
|-
| 00111 || I/O parity. ||
*malfunctioning or dead attached docking station
|-
| 00158 || No hard disk password has been set even though the supervisor password is set. ||
*self-explanatory, set a password for the hard disk drive
|-
| 00159 || The hard disk password is not set the same as the supervisor password. ||
*self-explanatory, set a matching password for the hard disk drive
|-
| 00161 || Dead battery. ||
*dead RTC battery
|-
| 00163 || Time and date were not set. ||
*dead RTC battery
|-
| 00173 || Configuration data was lost. ||
*dead RTC battery
|-
| 00174 || N/A ||
*incorrect master and slave settings used for the hard disk drive
|-
| 00175 || EEPROM CRC #1 error. ||
*malfunctioning or dead EEPROM chip
|-
| 00177 || Supervisor password check sum error. ||
*malfunctioning or dead EEPROM chip
|-
| 00178 || EEPROM is not functional. ||
*malfunctioning or dead EEPROM chip
|-
| 00183 || Incorrect password entered at the supervisor password prompt. ||
*self-explanatory, wrong password
|-
| 00184 || Power-on password check sum error. ||
*malfunctioning or dead EEPROM chip
|-
| 00185 || The startup sequence is not valid. Suspect that power was off when the startup sequence was being updated. ||
*corrupted EEPROM chip
|-
| 00188 || BAD EEPROM CRC #1. An incorrect checksum of the EEPROM is received. ||
*malfunctioning or dead EEPROM chip
|-
| 00189 || BAD EEPROM CRC #1. An incorrect checksum of the EEPROM is received. ||
*malfunctioning or dead EEPROM chip
|-
| 00190 || A depleted battery pack was installed while the power was on. ||
*self-explanatory, low-charge battery installed
|-
| 00192 || Fan error. ||
*insufficient voltage being supplied by the RTC battery
*disconnected cooling fan
*loose or damaged cooling fan cable
*malfunctioning or dead cooling fan
|-
| 00193 || RF Antenna has been removed. ||
*self-explanatory, reattach the RF antenna back to its original location
|-
| 00194 || The computer is carried through the portal gate. ||
*self-explanatory, enter the supervisor password
|-
| 00195 || The configuration read from the hibernation area does not match the actual configuration. ||
*the system specifications have been changed without changing the hibernation file
|-
| 00196 || A read error occurred in the hibernation area of the hard disk drive. ||
*corrupt or malfunctioning hard disk drive
|-
| 00201 || Memory data error. ||
*malfunctioning or dead RAM module
|-
| 00202 || Memory line error 00–15. ||
*malfunctioning or dead RAM module
|-
| 00203 || Memory line error 16–23. ||
*malfunctioning or dead RAM module
|-
| 00205 || Memory test failure on on-board memory. ||
*malfunctioning or dead soldered RAM
|-
| 00221 || ROM to RAM remap error. ||
*malfunctioning or dead RAM module
*corrupt or damaged BIOS chip
|-
| 00225 || Unsupported memory module. ||
*incorrect type of RAM installed
*malfunctioning or dead RAM module
|-
| 00301 || Keyboard error. ||
*malfunctioning external keyboard
*malfunctioning internal keyboard
|-
| 00303 || Keyboard error. ||
*malfunctioning external keyboard
*malfunctioning internal keyboard
|-
| 00304 || Keyboard error. ||
*malfunctioning external keyboard
*malfunctioning internal keyboard
|-
| 00305 || Keyboard error. ||
*malfunctioning external keyboard
*malfunctioning internal keyboard
|-
| 00601 || Diskette drive or controller error. ||
*corrupted or damaged floppy disk
*malfunctioning floppy disk drive
|-
| 00602 || Diskette read error. ||
*corrupted or damaged floppy disk
*malfunctioning floppy disk drive
|-
| 00604 || Unacceptable ID was read from the diskette drive. ||
*malfunctioning floppy disk drive
|-
| 01101 || Serial_A test failure. ||
*loose or damaged serial port cable
*malfunctioning SuperIO chip
|-
| 01201 || Serial_B test failure. ||
*malfunctioning IrDA controller
|-
| 01701 || Hard disk controller failure. ||
*malfunctioning or dead hard disk drive
|-
| 01780 || Hard disk 0 error. ||
*malfunctioning or dead hard disk drive
|-
| 01781 || Hard disk 1 error. ||
*malfunctioning or dead hard disk drive
|-
| 01790 || Hard disk 0 error. ||
*malfunctioning or dead hard disk drive
|-
| 01791 || Hard disk 1 error. ||
*malfunctioning or dead hard disk drive
|-
| 02401 || System board video error. ||
*malfunctioning graphics chip
*malfunctioning VRAM
|-
| 02402 || N/A ||
*malfunctioning or dead S-Video/TV-out card
|-
| 08081 || PC Card presence test failure. PC Card revision number also checked. ||
*malfunctioning or dead PC card device
*loose or damaged PC card slot
|-
| 08082 || PC Card register test failure. ||
*malfunctioning or dead PC card device
*loose or damaged PC card slot
|-
| 08601 || System bus error–8042 mouse interface. ||
*malfunctioning PS/2 mouse
|-
| 08602 || External mouse error. ||
*malfunctioning PS/2 mouse
|-
| 08603 || System bus error or mouse error. ||
*malfunctioning PS/2 mouse
*malfunctioning PS/2 keyboard
|-
| 08611 || System bus error–I/F between 8042 and IPDC. ||
*malfunctioning SuperIO chip
|-
| 08612 || TrackPoint error. ||
*loose or damaged internal keyboard cable
|-
| 08613 || System board or TrackPoint error. ||
*loose or damaged internal keyboard cable
*malfunctioning SuperIO chip
|-
| 191xx || PM initialization error. ||
*corrupted or damaged BIOS chip
|-
| 199xx || Resume error. ||
*corrupted or damaged BIOS chip
|-
| I9990301 || Hard disk error. ||
*malfunctioning or dead hard disk drive
|-
| I9990302 || Invalid hard disk boot record. ||
*corrupted boot sector
|-
| I9990303 || Bank–2 flash ROM check sum error. ||
*corrupted or damaged BIOS chip
|-
| I9990305 || No bootable device. ||
*no bootloaders are detected
|}

=== Hexadecimal Error Codes (Phoenix) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Error code !! Error description !! Possible meanings
|-
| N/A || Device address conflict. ||
*dead RTC battery
*incorrectly configured device addresses
|-
| N/A || Allocation error for device. ||
*dead RTC battery
*incorrectly configured device addresses
|-
| N/A || Failing bits: xxxx. ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| N/A || Invalid system configuration data. ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| N/A || I/O device IRQ conflict. ||
*dead RTC battery
*incorrectly configured IRQ assignments
|-
| N/A || Hibernation error. ||
*a crappy software driver does not support hibernation
*the hibernation file was not resized when the RAM capacity was changed
|-
| N/A || Fan error. ||
*disconnected cooling fan
*loose or damaged cooling fan cable
*malfunctioning or dead cooling fan
|-
| N/A || Thermal sensing error. ||
*the thermal sensor in the processor is not detected
*overheating processor
|-
| N/A || Cannot boot from any device. ||
*no valid bootloader has been detected on the selected boot device
|-
| N/A || The battery installed is not supported by this system and will not charge.<br> Please replace the battery with the correct Lenovo battery for this system.<br>Press the ESC key to continue. ||
*the battery pack does not have the appropriate controller to perform a successful handshake with the embedded controller
*faulty battery controller or battery pack
|-
| N/A || This system does not support batteries that are not genuine Lenovo-made or authorized.<br>The system will continue to boot, but may not charge unauthorized batteries. ||
*a bootleg third-party battery is detected in the system
|-
| 0001 || Reset error (platform reset not de-asserted) ||
*the emergency reset button is supposed to be activated, but it isn't
*malfunctioning or damaged platform controller
|-
| 0002 || Internal bus error ||
*malfunctioning or damaged socket-on-chip package
*malfunctioning or damaged platform controller
|-
| 0175 || Bad CRC1, stop POST task. The EEPROM checksum is not correct. ||
*corrupted or damaged EEPROM chip
|-
| 0176 || System Security. The system has been tampered with. ||
*dead RTC battery
|-
| 0177 || Bad SVP data, stop POST task. ||
*corrupted or damaged EEPROM chip
|-
| 0182 || Bad CRC2. Enter BIOS Setup and load Setup Defaults. ||
*dead RTC battery
|-
| 0183 || Bad CRC of Security Settings in EFI Variable. Enter the ThinkPad Setup program.<br>The checksum of the Security settings in the EFI Variable is not correct. ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 0185 || Bad startup sequence settings. Enter BIOS Setup and load setup defaults. ||
*incorrect boot order set
*dead RTC battery
|-
| 0187 || EAIA data access error. The access to EEPROM has failed. ||
*dead EEPROM chip
|-
| 0188 || Invalid RFID serialization information area or bad CRC2. The EEPROM checksum is not correct. ||
*corrupted or damaged EEPROM chip
*malfunctioning ADP3421 voltage regulator, related to the blink of death
|-
| 0189 || Invalid RFID configuration information area. The EEPROM checksum is not correct. ||
*corrupted or damaged EEPROM chip
|-
| 0190 || Critical low battery error. ||
*low energy on battery
|-
| 0191 || System Security. Invalid Remote Change requested. ||
*dead RTC battery
*corrupted or damaged embedded security subsystem chip
|-
| 0192 || System Security. Embedded Security hardware tamper detected. ||
*loose, corrupted, or damaged embedded security subsystem chip
|-
| 0195 || Security hardware tamper detected ||
*loose, corrupted, or damaged embedded security subsystem chip
|-
| 0196 || Security hardware removed ||
*loose or dead embedded security subsystem chip
|-
| 0197 || Invalid Remote change requested ||
*remote configuration of the embedded security chip was unsuccessful
|-
| 0199 || System Security. Security password retry count exceeded. ||
*too many unsuccessful password attempts were made
|-
| 01C8 || More than one modem devices are found. Remove one of them. Press ESC to continue. ||
*self-explanatory, two modem DSPs are in the system
|-
| 01C9 || More than one Ethernet devices are found. Remove one of them. Press the Esc key to continue. ||
*self-explanatory, two ethernet controllers are in the system
|-
| 01CA || More than one Wireless LAN devices are found. Remove one of them. ||
*self-explanatory, two WLAN controllers are in the system
|-
| 0200 || Hard drive error. The hard drive is not working. ||
*malfunctioning or dead hard disk drive
|-
| 0210 || Stuck Key xx ||
*foreign particles trapped in key mechanism
*malfunctioning keyboard
|-
| 0220 || Monitor type error. Monitor type does not match the one specified in CMOS. ||
*self-explanatory, change the monitor type to CRT or LCD<br>...depending on the connected monitor
|-
| 0230 || Shadow RAM error. The shadow RAM failure at offset xxxx. ||
*malfunctioning or dead RAM module
*corrupted or damaged BIOS chip
|-
| 0231 || System RAM error. System RAM failure at offset xxxx. ||
*malfunctioning or dead RAM module
|-
| 0232 || Extended RAM error. Extended RAM failure at offset xxxx. ||
*malfunctioning or dead RAM module
|-
| 0250 || System battery error. System battery is dead. ||
*dead RTC battery
|-
| 0251 || System CMOS checksum bad. Default configuration used. ||
*dead RTC battery
|-
| 0252 || Password checksum bad. The password is cleared. ||
*corrupted or damaged EEPROM chip
|-
| 0260 || System timer error ||
*dead RTC battery
|-
| 0270 || Real time clock error ||
*dead RTC battery
|-
| 0271 || Date and time error. Neither the date nor the time is set in the computer. ||
*incorrect or absurd date and time settings
*dead RTC battery
|-
| 0280 || Previous boot incomplete. Default configuration used. ||
*nearly drained RTC battery
*malfunctioning RAM module
|-
| 0281 || General embedded controller error. ||
*unsupported embedded controller firmware flashed
*malfunctioning or dead embedded controller
|-
| 0282 || Memory module error ||
*malfunctioning or dead RAM module
|-
| 0283 || PCI resource error ||
*malfunctioning PCI device or unintentional PCI address overlap
|-
| 0284 || TCG-compliant functionality-related error (might be the BIOS code validation failure) ||
*malfunctioning or corrupted EEPROM chip
*malfunctioning or corrupted BIOS chip
|-
| 0285 || 0285: TCG-compliant functionality-related error (might be the TPM initialization failure) ||
*malfunctioning or corrupted TPM controller
|-
| 0286 || Integrated graphics error ||
*malfunctioning or unsupported GPU
|-
| 0287 || Discrete graphics error ||
*unsupported MXM GPU installed
*malfunctioning or unsupported GPU
|-
| 0288 || Computer display error ||
*loose or damaged display cable
*incorrect display cable installed (e.g. connecting a 1-lane eDP cable to a 4K panel)
|-
| 02B2 || Incorrect drive A type ||
*malfunctioning floppy disk drive
*loose or damaged floppy disk drive cable
*loose or damaged port connected to the floppy disk drive
|-
| 02D0 || System cache error ||
*malfunctioning cache SRAM in processor
|-
| 02F0 || CPU ID:xx Failed ||
*unsupported or loose processor
*one of the cores in the processor is malfunctioning
|-
| 02F4 || EISA CMOS not writable ||
*corrupted or damaged EEPROM chip
*dead RTC battery
*malfunctioning or dead southbridge
|-
| 02F5 || DIMM test failure ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 02F6 || Software NMI failure ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 02F7 || Fail-safe timer NMI failure ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 1801 || Attached docking station is not supported ||
*the docking station has a feature that isn't supported by the system
|-
| 1802 || Unauthorized network card is plugged in. Power off and remove the Mini PCI network card. ||
*installed WLAN card is not in the BIOS' whitelist
|-
| 1803 || Unauthorized daughter card is plugged in. Power off and remove the daughter card. ||
*installed modem daughter card is not in the BIOS' whitelist
|-
| 1804 || Unauthorized WAN card is plugged in. Power off and remove the WAN card. ||
*installed WWAN card is not in the BIOS' whitelist
|-
| 1805 || Unauthorized Wireless USB card is plugged in—Power off and remove the Wireless USB card. ||
*installed WUSB card is not in the BIOS' whitelist
|-
| 1810 || Hard drive partition layout error ||
*the Pre-Desktop Area partition is corrupt
|-
| 1820 || More than one external fingerprint reader is attached.<br>Power off and remove all but the reader that you set up within your main operating system. ||
*self-explanatory, two fingerprint readers are in the system
|-
| 1830 || Invalid memory configuration - Power off and install a memory module to Slot-0 or the lower slot. ||
*only one RAM module is installed, and it's installed in the 2nd RAM slot (incorrect)
*loose or damaged RAM slot
|-
| 2000 || Hard Drive Active Protection sensor diagnostics failed. Press ESC to continue. Press F1 to enter SETUP. ||
*excessive shock was applied to the accelerometer, re-run diagnostics to fix it
|-
| 2010 || Warning: Your internal hard drive (HD) may not function correctly on this system.<br>Ensure that your HD is supported on this system and that the latest HD firmware is installed. ||
*hard disk drive does not support head parking
|-
| 2100 || Initialization error on HDD0 (Main hard drive) ||
*malfunctioning or loose connection to hard disk drive
|-
| 2101 || Detection error on Main HDD (HDD0) ||
*malfunctioning or loose connection to solid state drive
|-
| 2102 || Initialization error on HDD1 (Ultrabay hard drive) ||
*malfunctioning or loose connection to hard disk drive
|-
| 2110 || Read error on HDD0 (Main hard drive) ||
*malfunctioning hard disk drive
|-
| 2111 || Read error on M.2 Main Slot (HDD0) ||
*malfunctioning solid state drive
|-
| 2112 || Read error on HDD1 (Ultrabay hard drive) ||
*malfunctioning hard disk drive
|-
| 2200 || Machine Type and Serial Number are invalid. ||
*a new motherboard has been installed but it doesn't have a valid machine type and serial number<br>set them by using the thinkpad hardware maintenance diskette
|-
| 2201 || Machine UUID is invalid ||
*a new motherboard has been installed but it doesn't have a valid machine type and serial number<br>set them by using the thinkpad hardware maintenance diskette
|-
| 2202 || Brand Name is invalid. ||
*corrupted EEPROM chip
*corrupted BIOS chip
|-
| 2203 || System configuration is invalid. ||
*corrupted EEPROM chip
*corrupted BIOS chip
|-
| 2204 || System configuration data is invalid. ||
*corrupted EEPROM chip
*corrupted BIOS chip
|}

=== Hexadecimal Error Codes (AMI) ===
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
!Error code !! Error description !! Possible meanings
|-
| N/A || Device address conflict. ||
*dead RTC battery
*incorrectly configured device addresses
|-
| N/A || Allocation error for device. ||
*dead RTC battery
*incorrectly configured device addresses
|-
| N/A || Failing bits: xxxx. ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| N/A || Invalid system configuration data. ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| N/A || I/O device IRQ conflict. ||
*dead RTC battery
*incorrectly configured IRQ assignments
|-
| N/A || Hibernation error. ||
*a crappy software driver does not support hibernation
*the hibernation file was not resized when the RAM capacity was changed
|-
| N/A || Cannot boot from any device. ||
*no valid bootloader has been detected on the selected boot device
|-
| 1802 || Unauthorized network card is plugged in - Power off and remove the miniPCI network card. ||
*installed WLAN card is not in the BIOS' whitelist
|-
| 1804 || Unauthorized WAN card is plugged in - Power off and remove the WAN card. ||
*installed WWAN card is not in the BIOS' whitelist
|-
| 1805 || Unauthorized Wireless USB card is plugged in - Power off and remove the Wireless USB card. ||
*installed WUSB card is not in the BIOS' whitelist
|-
| 1810 || Fan Error. ||
*disconnected cooling fan
*loose or damaged cooling fan cable
*malfunctioning or dead cooling fan
|-
| 1811 || Thermal sensing error. ||
*the thermal sensor in the processor is not detected
*overheated processor
|-
| 7001 || (HDCP) Memory is not enough for HDCP Key Provisioning! ||
*no RAM module is installed
|-
| 7002 || (HDCP) Failed to check the key set Family-EKS! ||
*corrupted or damaged HDCP controller
|-
| 7003 || (HDCP) Chip-Unique-EKS re-encryption failed! ||
*corrupted or damaged HDCP controller
|-
| 7004 || (HDCP) Failed to check the key set Chip-Unique-EKS! ||
*corrupted or damaged HDCP controller
|-
| 7005 || (HDCP) Cipher Initialization with Chip-Unique-EKS failed! ||
*corrupted or damaged HDCP controller
|-
| 8100 || Gate20 Error ||
*malfunctioning or dead RAM module
*malfunctioning or damaged PS/2 keyboard controller
*malfunctioning or damaged memory controller
|-
| 8101 || Multi-Bit ECC Error ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 8102 || Parity Error ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 8103 || RAM R/W test failed ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
|-
| 8104 || CMOS Memory Size Wrong ||
*loose or damaged RAM slot
*malfunctioning or dead RAM module
*corrupted or damaged EEPROM chip
|-
| 8200 || Boot Failure ... ||
*the selected boot device is malfunctioning or nearing death
|-
| 8201 || Invalid Boot Diskette ||
*corrupted or damaged floppy disk
|-
| 8202 || Drive Not Ready ||
*the optical drive has nothing in it
|-
| 8203 || A: Drive Error ||
*loose or damaged floppy disk drive cable
*malfunctioning or dead floppy disk drive
|-
| 8204 || B: Drive Error ||
*loose or damaged floppy disk drive cable
*malfunctioning or dead floppy disk drive
|-
| 8205 || Insert BOOT diskette in A: ||
*corrupted or damaged floppy disk
|-
| 8206 || Reboot and Select proper Boot device or Insert Boot Media in selected Boot device ||
*selected boot device is malfunctioning or couldn't be read
|-
| 8207 || NO ROM BASIC ||
*a bootable MS-DOS active partition wasn't found
|-
| 8318 || S.M.A.R.T. Capable but Command Failed ||
*loose or damaged SATA connector
*malfunctioning hard disk drive
*malfunctioning I/O controller
|-
| 8319 || S.M.A.R.T. Command Failed ||
*loose or damaged SATA connector
*malfunctioning hard disk drive
*malfunctioning I/O controller
|-
| 831A || S.M.A.R.T. Status BAD, Backup and Replace ||
*malfunctioning hard disk drive
*malfunctioning I/O controller
|-
| 831B || S.M.A.R.T. Capable and Status BAD ||
*loose or damaged SATA connector
*malfunctioning hard disk drive
*malfunctioning I/O controller
|-
| 8400 || BootSector Write !! ||
*a virus has written something to the boot sector
|-
| 8401 || VIRUS: Continue (Y/N)? ||
*a virus has been detected on the system
|-
| 8500 || DMA-1 Error ||
*malfunctioning or dead hard disk drive
*malfunctioning or dead RAM module
*malfunctioning memory controller
|-
| 8501 || DMA-2 Error ||
*malfunctioning or dead hard disk drive
*malfunctioning or dead RAM module
*malfunctioning memory controller
|-
| 8502 || DMA Controller Error ||
*malfunctioning memory controller
|-
| 8503 || Checking NVRAM..Update Failed ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8504 || Microcode Error ||
*missing or outdated processor microcode
|-
| 8505 || NVRAM Checksum Bad, NVRAM Cleared ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8506 || Resource Conflict ||
*incorrectly configured device addresses
|-
| 8507 || NVRAM Ignored ||
*PnP data for PnP-compliant devices is not being used
|-
| 8508 || NVRAM Bad ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8509 || Static Resource Conflict ||
*incorrectly configured device addresses
|-
| 850A || PCI I/O conflict ||
*incorrectly configured device addresses
|-
| 850B || PCI ROM conflict ||
*wrongly allocated PCI option ROMs
|-
| 850C || PCI IRQ conflict ||
*incorrectly configured IRQ assignments
|-
| 850D || PCI IRQ routing table error ||
*outdated IRQ routing table
|-
| 850E || Timer Error ||
*malfunctioning I/O controller
|-
| 850F || Refresh timer test failed ||
*malfunctioning I/O controller
|-
| 8510 || Interrupt Controller-1 error ||
*malfunctioning memory controller
|-
| 8511 || Interrupt Controller-2 error ||
*malfunctioning memory controller
|-
| 8600 || CMOS Date/Time Not Set ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8601 || CMOS Battery Low ||
*nearly dead RTC battery
|-
| 8602 || CMOS Settings Wrong ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8603 || CMOS Checksum Bad ||
*dead RTC battery
*corrupted or damaged EEPROM chip
|-
| 8700 || KBC BAT Test failed ||
*malfunctioning keyboard controller
|-
| 8701 || Keyboard Error ||
*disconnected or malfunctioning keyboard
|-
| 8702 || PS2 Keyboard not found ||
*no PS/2 keyboard is detected
|-
| 8703 || PS2 Mouse not found ||
*no PS/2 mouse is detected
|-
| 8704 || Keyboard/Interface Error ||
*malfunctioning keyboard controller
|-
| 8705 || Unlock keyboard ||
*damaged keyboard
*malfunctioning keyboard controller
|-
| 8706 || System Halted ||
*unknown fatal error occurred
|-
| 8707 || [INS] Pressed ||
*self-explanatory, the insert key was depressed during the POST sequence<br>
...which would result in the BIOS settings being reset to factory defaults
|-
| 8708 || Password check failed ||
*dead RTC battery
*the password that has been entered does not match the password set in the BIOS settings
|-
| 870A || Unknown BIOS error. Error code = 004Bh ||
*corrupted or damaged BIOS chip
|-
| 870B || Floppy Controller Failure ||
*malfunctioning floppy disk drive
|-
| 8800 || Warning! Unsupported USB device found and disabled! ||
*a non-bootable USB device was detected and disabled
|-
| 8801 || Warning! Port 60h/64h emulation is not supported by this USB Host Controller! ||
*self-explanatory, the USB controller doesn't support this type of emulation
|-
| 8802 || Warning! EHCI controller disabled. It requires 64bit data support in the BIOS. ||
*outdated data structure in the BIOS
|-
| 8900 || Not enough space in Runtime area!! SMBIOS data will not be available ||
*corrupt or incorrect SMBIOS data
|-
| 8A00 || Warning! This system board does not support the power requirements of the installed processor.<br>The processor will be run at a reduced frequency, which will impact system performance ||
*unsupported or damaged processor
*malfunctioning or damaged VRM
|-
| 8B00 || Insufficient Runtime space for MPS data! System may operate in PIC or Non-MPS mode. ||
*corrupted or damaged BIOS chip
|}