Windows Server 2003 - Event ID 104 Source Dimaint

Hi,

Recently i have this 3 below event notification error when i view on my event manager windows server 2003. Kindly advise. Thanks.

Event ID: 104
Source: Dimaint
Description : Lost Layer 1 framing on line 2 of Adapter 1 (Check cable or NT)

Event ID: 104
Source: Dimaint
Description : Lost Layer 1 framing on line 3 of Adapter 1 (Check cable or NT)

Event ID: 104
Source: Dimaint
Description : Lost Layer 1 framing on line 4 of Adapter 1 (Check cable or NT)