Introduction
This guide will explain how to replace Cuisinart CPT-140BK toaster circuit board. It instructs through the process of disassembly to prevent damage on display cables and panels.
Tools
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            Turn the toaster right side up. 
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            Pull out the toaster lever knobs by pulling it away from the toaster before removing the top cover. 
 
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            Unscrew total of six 4mm screws that attach each circuit board to the top cover, using Phillips #2 screwdriver. 
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            Remove and replace the circuit board. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.