Introduction
For the Cricket Samsung Galaxy Sol, the camera needed is an OEM CRICKET SAMSUNG GALAXY SOL SM-J321AZ rear camera. Some of the reasons you would need to replace the front camera are water damage or a cracked lens.
Tools
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            Remove the back case of the phone by using an opening tool or fingernail to lift the divot on the top left side. 
 
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            Remove the battery by lifting from the bottom up with an opening tool or a small flat tool such as a credit card. 
 
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            Remove the grey back of the phone by unscrewing all ten 0.4mm screws with a Phillips #00 screw bit. 
 
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            After you have removed all the screws, take a credit card or plastic tool to lift the screen. You will go all around the border of the phone. 
 
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            After removing the grey part of the phone, you will need to remove the motherboard by detaching all the chips. 
 
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To reassemble your device, follow these instructions in reverse order.