Details for Error code E75/1023

Network chip cold joint/ wrong vendor

1 red lights

Primary Error code:1 red lights 1 RLOD
E-Code / Secondary Error code:E75 / 1023
Binary/Hex:01001011 / 0x4B -> 75
Known fixes:

1) Connect the DVD-drive and check if the error code is still the same...
2) Remove everything you might have soldered to this area.
3) Reflow the Southbridge and Networkchip ...
4) Replace the Networkchip

Related Errors:
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This error is related to the network chip, might be power related or so.This can happen while installing and NME 2.
In general it sounds like a cold solder joint somewhere there.However it can also be a Hitachi DVD-drive that is not connected...
According to XBH: Couldn't read ethernet phy vendor/wrong ethernet vendor

No References available!


Comments for this Error code:

on 2011-01-11 22:33:56 :

fixed by replacing the ICS ethernet chip.
ATTENTION: look at the dot on the chip (it identifies 1st pin).
That dot must be at the top right corner (in the same direction of the 2
capacitors near AV port).


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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

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1 red light
2 red lights
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4 red lights


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