Introduction
The mouse is provided with a high performance PixArt PMW3360 optical sensor assembly that can be easily replaced with a Pixart 9800 Laser Sensor, depending on your needs.
Parts
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To avoid electronically damaging either your computer or your mouse, unplug the usb cable from its socket.
 
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The Rival 700 mouse is a non wireless mouse. The micro-USB cable end is an elbow socket, secured by a plastic clip.
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To disconnect the cable from the mouse, firmly press the plastic clip using your thumb
 
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The original nameplate is a soft rubber one that can be removed just by pulling it softly out of its socket.
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WARNING: When reassembling, if you're using a custom nameplate that may not be as stretchable as the original one, insert it softly, and use a lime tool on the new part to avoid damaging the mouse socket.
 
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You will be able to download the 3D files to design a custom nameplate on the Steelseries website. The link is also provided in the part description.
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On this picture, the original "RIVAL" nameplate will be replaced with a new one on which i just had my Twitch ID printed.
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Be creative, use colored plastic, put logos and drawings on your mouse.
 
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Use both your index and thumb to gently pry the top cover out from the mouse.
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This part is a thin plastic one which needs a certain amount of strength to be removed. Be careful not to break it.
 
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Steelseries sells a set of two different covers to replace the original one, with a sweat-resistant one f.e.
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Check the parts section for the purchase link.
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On the left, you can see on the wide led slot that is used to color the Steelseries logo on your mouse.
 
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Use a Philips #0 screwdriver to remove the four screws that are keeping the mouse sensor assembly sealed.
 
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Insert your thumb and index in the two mouse holes and gently pry the sensor assembly out from its socket.
 
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To reassemble your device, follow these instructions in reverse order.