Control panel message
Description
Recommended action
3.
Reconfigure card resources and/or run
Computer Setup or Windows utilities.
419-Out of Memory Space for Option ROMs
Recently added PCI expansion card contains an
option ROM too large to download during POST.
▲
If a PCI expansion card was recently
added, remove it to see if the problem
remains.
41A-Front USB1/USB2 Not Connected
Front USB cable has been detached or unseated
from system board.
Reconnect or replace front USB cable.
41B-Device in PCI Express Slot Failed To
Initialize
There is an incompatibility or problem with a
PCIe device and the system or PCIe link could
not be configured to a valid bus width or speed.
Try rebooting the system. If the error reoccurs,
the device may not work with this system
43A-USB Type-C I2C Not Connected
Cable is required between I2C on card and USB-
C on the system board.
Install cable between I2C on card and USB-C on
the system board.
43B-More Than One USB type-C Cards Are
Installed
More than one USB type-C card is installed.
Remove USB type-C card so only one is
installed.
500–BIOS Recovery
A system BIOS recovery has occurred.
Not applicable.
70x-Wireless Mode Not Supported
The system has detected a wireless module
installed in the system that is not supported
and has been disabled.
Replace with a supported module.
800-Keyboard Error
Keyboard failure.
1.
Reconnect keyboard with computer
turned off.
2.
Check connector for bent or missing pins.
3.
Ensure that none of the keys are
depressed.
4.
Replace keyboard.
801-Keyboard or System Unit Error
Keyboard failure.
1.
Reconnect the keyboard with computer
turned off.
2.
Ensure that none of the keys are
depressed.
3.
Replace the keyboard.
4.
Replace the system board.
900-CPU Fan Not Detected
CPU fan is not connected or may have
malfunctioned.
1.
Reseat CPU fan.
2.
Reseat fan cable.
3.
Replace CPU fan.
901-Chassis, Rear Chassis, or Front Chassis Fan
not Detected
Chassis, rear chassis, or front chassis fan is not
connected or may have malfunctioned.
1.
Reseat chassis, rear chassis, or front
chassis fan.
2.
Reseat fan cable.
3.
Replace chassis, rear chassis, or front
chassis fan.
903-Computer Cover Has Been Removed Since
Last System Startup
N/A
904-SATA Cabling Error
One or more SATA devices are improperly
attached. For optimal performance, the SATA 0
and SATA 1 ports should be used for hard drives
before other ports.
Ensure SATA connectors are used in ascending
order. For one device, use SATA 0. For two
devices, use SATA 0 and SATA 1. For three
devices, use SATA 0, SATA 1, and SATA 2.
POST numeric codes and text messages
67
