Difference between revisions of "Error Codes and Beep Codes"

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This page gives an overview over numerical error codes and beep codes generated by the BIOS.
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This page gives an overview on hexadecimal and beep error codes generated by the BIOS or UEFI.
  
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==Numerical Error Codes==
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=== Hexadecimal Error Codes ===
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IBM provides [http://www-307.ibm.com/pc/support/site.wss/document.do?lndocid=MIGR-42321 a detailed listing of numerical BIOS error codes] including information on fixes.
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{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
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!Error code !! Error description !! Possible meanings
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|-
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| 0175 || Bad CRC1, stop POST task. The EEPROM checksum is not correct. ||
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*corrupted or damaged EEPROM chip
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|-
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| 0176 || System Security. The system has been tampered with. ||
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*dead RTC battery
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|-
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| 0177 || Bad SVP data, stop POST task. ||
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*corrupted or damaged EEPROM chip
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|-
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| 0182 || Bad CRC2. Enter BIOS Setup and load Setup Defaults. ||
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*dead RTC battery
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|-
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| 0185 || Bad startup sequence settings. Enter BIOS Setup and load setup defaults. ||
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*incorrect boot order set
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*dead RTC battery
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|-
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| 0187 || EAIA data access error. The access to EEPROM has failed. ||
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*dead EEPROM chip
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|-
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| 0188 || Invalid RFID serialization information area or bad CRC2. The EEPROM checksum is not correct. ||
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*corrupted or damaged EEPROM chip
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*malfunctioning ADP3421 voltage regulator, related to the blink of death
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|-
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| 0189 || Invalid RFID configuration information area. The EEPROM checksum is not correct. ||
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*corrupted or damaged EEPROM chip
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|-
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| 0190 || Critical low battery error. ||
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*low energy on battery
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|-
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| 0191 || System Security. Invalid Remote Change requested. ||
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*dead RTC battery
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*corrupted or damaged embedded security subsystem chip
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|-
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| 0192 || System Security. Embedded Security hardware tamper detected. ||
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*loose, corrupted, or damaged embedded security subsystem chip
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|-
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| 0195 || Security hardware tamper detected ||
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*loose, corrupted, or damaged embedded security subsystem chip
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|-
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| 0196 || Security hardware removed ||
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*loose or dead embedded security subsystem chip
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|}
  
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==Beep Codes==
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=== Beep Error Codes ===
 
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
 
{| cellspacing=0 cellpadding=3 border=1 style="vertical-align:top;"
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!Beep signal !! Additional indicators !! Meaning
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!Beep signal !! Additional indicators !! Possible meanings
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|-
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| 0 beeps || cooling fan spins up<br>power-on LED status indicator is lit green or amber ||
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*unsupported or dead processor
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*malfunctioning or dead RAM module
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*dead motherboard
 
|-
 
|-
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| continuous beep || ||
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| continuous beep || blank image on display panel ||
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*System board failure
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*dead motherboard
 
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|-
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| one beep || unreadable, blank or flashing LCD ||
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| 1 beep || unreadable, garbled, blank or blinking<br>images on the display panel ||
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*LCD connector problem
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*loose or damaged display panel cable
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*LCD backlight inverter failure
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*malfunctioning or dead display panel inverter
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*video adapter faulty
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*malfunctioning or dead display panel backlight
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*LCD assembly faulty
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*malfunctioning display panel logic board
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*System board failure
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*malfunctioning graphics chip
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*power supply failure
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*dead motherboard
 
|-
 
|-
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| one beep || Message "Unable to access boot source" ||
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| 1 beep || "Unable to access boot source" is displayed<br>on the display panel ||
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*Boot device failure; system board failure
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*malfunctioning or dead boot device
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*malfunctioning or dead I/O controller
 
|-
 
|-
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| one long, two short beeps || ||
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| 1 long beep and 2 short beeps || blank image on display panel ||
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*System board failure
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*unsupported, loose, or dead graphics chip
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*Video adapter problem
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*dead display panel logic board
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*LCD assembly failure
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*dead motherboard
 
|-
 
|-
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| one beep, three short beeps<br>three short beeps, one beep || ||
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| 1 beep, 3 short beeps,<br>3 short beeps, and 1 beep || blank image on display panel ||
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*Memory problem: bad DIMM or bad DIMM slot
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*loose or damaged RAM slot
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*malfunctioning or dead RAM module
 
|-
 
|-
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| one long, four short beeps || ||
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| 1 long beep and 4 short beeps || blank image on display panel ||
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*Low battery voltage
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*low battery voltage
 
|-
 
|-
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| one beep every second || ||
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| 1 beep for every second passed || blank image on display panel ||
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*Low battery voltage
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*low battery voltage
 
|-
 
|-
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| two short beeps || error codes ||
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| 2 short beeps || any hexadecimal error code displayed on the display panel ||
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*POST error message
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*refer to the hexadecimal error codes list for more details
 
|-
 
|-
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| two short beeps || ||
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| 2 short beeps || blank image on display panel ||
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*System board failure
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*dead motherboard
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|-
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| 5 short beeps || blank image on display panel ||
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*dead motherboard
 
|}
 
|}
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== External Links ==
 
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[http://www.comptechdoc.org/hardware/beepcodes/ Complete list of beep codes for all major BIOS's]
 

Revision as of 14:35, 25 September 2020

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

Hexadecimal Error Codes

Error code Error description Possible meanings
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
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

Beep Error Codes

Beep signal Additional indicators Possible meanings
0 beeps cooling fan spins up
power-on LED status indicator is lit green or amber
  • unsupported or dead processor
  • malfunctioning or dead RAM module
  • dead motherboard
continuous beep blank image on display panel
  • dead motherboard
1 beep unreadable, garbled, blank or blinking
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
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,
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
  • dead motherboard
5 short beeps blank image on display panel
  • dead motherboard
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