GE JKP15 Electric Single Oven "p7 clock" Questions

...p7 The knob on the clock/buzzer is broken. We now have to turn off the circuit breaker to silence the buzzer. Can I disable the buzzer by removing panel/knobs at top/rear of stove? You should be able ...

P7 oven clock has stopped running, Any suggestions? where can I get an electrical wiring schematic? I recall seeing a digram in the manual. a digital verion is here: http://www.google.com/url?sa=t&