When The Ethernet Is Not Connecting - Samsung DMS2.5 Service Manual

5-2-5. When the Ethernet is Not Connecting

Is the cable for Ethernet proper?
Is the connector for Ethernet proper?
Are the static LEDs for Ethernet proper?
(Ehternet Linked, Ehernet Active)
Are the addresses for ethernet correct?
Change Main Board
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Start
Yes
Yes
Yes
Yes
End
No
Check the condition of Ethernet cable
No
Check the condition of Ethernet connector
No
Change Main Board
No
Check IP, Sub net mask and gateway address
(Refer to install and service manual)
Troubleshooting
Linked : Constant
Active : Flickering
5-7