Stevens B Lighthouse Point , FL June 28, 2016 Appliance: Frigidaire Electric Range PLES389ACA Flashing f 1 code oven and clock did not work it would constantly beep until i shut the circuit breaker off First, i shut the circuit breaker off. Then I slid the stove out away from the wall and unplug it. Next I removed the oven door. Then I gathered all my tools that I would need. I took the front faceplate off and the stove controls to get access to the oven module. I removed and replace the oven module. Then I put it all back together, plugged if back in, slid the stove back in and crossed my fingers and turned the circuit breaker back on. To my amazement, in about one minute it reset itself! I then reset the clock and tested the oven at 325 degrees. It worked! Read More... Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours Tools: Nut Drivers, Screwdrivers