Xbox Version Detection - (Step1 Image1) - Microsoft Xbox Repair Manual

Xbox Version Detection - (Step1 Image1)

Check if there's a FAN on the GPU (v1.0 - v1.1/v1.2/v1.3/v1.4/v1.5/v1.6)
LOCATION of the GPU on the motherboard (same on all versions)
The GPU is located in the red area
Now check if you have a FAN on the GPU (click picture that matches your Xbox)
PICTURE1: There's a fan on the GPU
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