Network Connection Failure - Samsung SMT-R2000 User Manual

3.5 Network Connection Failure

Failure Description
The access to Internet cannot be made because the connection between SMT-R2000 and
Ethernet Network is not made.
Troubleshooting
The access to Internet cannot be made.
Is Ethernet normal?
Yes
Has the modular jack
been properly connected?
Yes
Is Ethernet PHY normal?
Yes
Is T1, T5 normal?
Yes
Termination
3-6
No
Check the Ethernet network status.
No
Check the statuses of J2, J3connection
and the cable.
- Check the soldering status of U34,
No
U35.
- Replace Ethernet PHY.
No
- Check the soldering status of T1, T5.
- Replace T1, T5.
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