Details for Error code E77/1031

Dead network chip

1 red lights

Primary Error code:1 red lights 1 RLOD
E-Code / Secondary Error code:E77 / 1031
Binary/Hex:01001101 / 0x4D -> 77
Known fixes:

1) Replace the Network chip and other damaged components around it like blown capacitors defective regulators etc...
2) Reflow the Southbridge and Networkchip ...

Related Errors:
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This error is caused by a dead network chip.
It can occur when your house gets hit in a thunderstorm...
According to XBH: phy request is already processing/ reading reg failed/ Failed to write reg





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Notice: None of this is official, the methods have often been proven to work but success cannot be guaranteed, you do it on your own risk!
If your console is still covered by the 3 year warranty use it because Microsoft will fix it for free!
A lot of the information you are getting here has been collected in the community, so thanks to everybody who shared his misery!



Xbox Repair Guide

Please select the number of (red) lights that your ring of light shows:

0 red lights
1 red light
2 red lights
3 red lights

4 red lights


Error codes

Go straight to the Error code list/ Database!