Control panel message Description Recommended action
2E3-Incompatible Memory Module in Memory 
Socket(s) X, X, ...
A memory module in memory socket identied 
in the error message is missing critical SPD 
information, or is incompatible with the chipset.
1. Verify proper memory module type.
2. Try another memory socket.
3. Replace with a supported module.
2E4-DIMM Conguration Warning The current memory conguration is not 
optimized.
Rearrange the DIMMs so that each channel has 
the same amount of memory.
2E5-ECC Memory Module Detected on 
Unsupported Platform
Recently added memory module(s) support ECC 
memory error correction.
1. If additional memory was recently added, 
remove it to see if the problem remains.
2. Check product documentation for 
memory support information.
2E6–Memory Not Congured Correctly for 
Proper MEBx Execution
DIMM1 is not installed. Make sure there is a memory module in the 
DIMM1 socket and that it is properly seated.
300–Conguration Change Warning The storage device conguration will be 
updated as shown.
Not applicable
301-Hard Disk 1: SMART Hard Drive Detects 
Imminent Failure
Hard drive is about to fail. (Some hard drives 
have a hard drive rmware patch that will x an 
erroneous error message.)
1. Determine if hard drive is giving correct 
error message. Run the Drive Protection 
System test under using F2 Diagnostics 
when booting the computer.
2. Apply hard drive rmware patch 
if applicable. (Available at 
http://www.hp.com/support.)
3. Back up contents and replace hard drive.
302-Hard Disk 2: SMART Hard Drive Detects 
Imminent Failure
Hard drive is about to fail. (Some hard drives 
have a hard drive rmware patch that will x an 
erroneous error message.)
1. Determine if hard drive is giving correct 
error message. Run the Drive Protection 
System test under using F2 Diagnostics 
when booting the computer.
2. Apply hard drive rmware patch 
if applicable. (Available at 
http://www.hp.com/support.)
3. Back up contents and replace hard drive.
309 – 30C: Hard Disk 3–6: SMART Hard Drive 
Detects Imminent Failure
Hard drive is about to fail. (Some hard drives 
have a hard drive rmware patch that will x an 
erroneous error message.)
1. Determine if hard drive is giving correct 
error message. Run the Drive Protection 
System test under using F2 Diagnostics 
when booting the computer.
2. Apply hard drive rmware patch 
if applicable. (Available at 
http://www.hp.com/support.)
3. Back up contents and replace hard drive.
3F0–Boot Device Not Found Boot device not found. Insert boot device or load operating system.
3F1–Hard Disk 1 Error Hard disk 1 error. 1. Check and/or replace cables.
2. Clear CMOS. (See Clearing and resetting 
the BIOS on page 71.)
3. Replace the hard disk drive.
3F2–Hard Disk 2 Error Hard disk 2 error. 1. Check and/or replace cables.
2. Clear CMOS. (See Clearing and resetting 
the BIOS on page 71.)
POST error messages and diagnostic front panel LEDs and audible codes 65