Troubleshooting Digital Loopback Failures in DP83867 Ethernet Boards

This content showcases various scenarios of digital loopback failures in DP83867 Ethernet boards, exploring issues such as power failures, packet discrepancies, and successful loopback configurations. Visual representations and descriptions of different board instances shed light on troubleshooting methods and identifying root causes of failures.

• Ethernet boards
• Troubleshooting
• Digital loopback
• DP83867
• Network configurations

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Uploaded on Feb 27, 2025 | 0 Views

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1. DP83867 digital loopback fail, how to set MII and PCS loopback?

2. Description:

3. DV-394 digital loopback power on Fail after digital loopback configuration

4. DV-394 digital loopback however, no identical packets found Fail

5. Another board DV-248 eth0 digital loopback Pass power on

6. Another board DV-248 eth0 digital loopback Pass after loopback configuration, RX packets always equal that of TX packets.

7. Another board DV-248 eth0 digital loopback identical packets found with loopback mode Pass

8. Circuit