Dell T3500 Error 4: BIOS checksum failure detected

Dell T3500 · taken from the manufacturer’s manual, pages cited

Error code4

BIOS checksum failure detected indicates a problem with the BIOS firmware integrity. The manual's first action is: “system is in recovery mode.”

Model
Dell T3500
Display shows
BIOS checksum failure detected (4)
Type
Error code
Source
Manual p. 12

What 4 means

BIOS checksum failure detected p. 12

Common causes

  • BIOS checksum failure detected p. 12

What to do

  1. system is in recovery mode. p. 12

Before you service the product, read the safety instructions in the manual p. 2.

If 4 is still not resolved

  • contact service / dealer p. 2
    “CAUTION: Only a certified service technician should perform repairs on your computer .”
Open the manual at page 12 All T3500 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 4; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Dell. Found a mistake? Report an error.