KitchenAid Combination Microwave Code F6 E7: Manager board for the upper cavity

What F6 E7 means

On KitchenAid combination microwave-wall ovens such as the KOCE507ESS or KOCE900HSS, F6 E7 names the microwave appliance manager, or its wiring, as the possible problem for the upper cavity. The manager is the board that runs the microwave half. With F6 E7 on the display, the upper cavity will not run, though the lower oven may keep working. Hot-air baking in the lower oven normally goes on unaffected.

Common causes of F6 E7

Microwave appliance manager board that has stopped responding
Connections or wiring to the manager that are loose or damaged

✓ One safe check you can try

1. Press Cancel and see whether the clock comes back. 2. Switch the oven's breaker off for one minute, then on. 3. If the display recovers, try a cup of water for a few seconds. 4. If F6 E7 returns, stop using the microwave half and call.

! Why to stop there

The manager is a control board with live circuits and delicate connectors.
Swapping boards without confirming is expensive; a test settles it.
Our written quote precedes the work.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

→Same appliance

Other Microwave codes

Sabbath, Sab, 5Ab, or 5A6KitchenAid Built-In Microwave Display Sabbath, Sab, 5Ab or 5A6: Sabbath Mode is on SEKitchenAid Over-the-Range Microwave Code SE: Keypad or user interface problem Probe or Insert ProbeKitchenAid Combination Microwave Message "Probe" or "Insert Probe": Seat the meat probe in its jack PUSH or PSHKitchenAid Built-In Microwave Message PUSH or PSH: The oven is waiting for Start Registration ErrorKitchenAid Over-the-Range Microwave Message "Registration Error": Check the home network and try again F4E9KitchenAid Over-the-Range Microwave Code F4E9: Smart Pop control or wiring flagged FC E2KitchenAid Over-the-Range Microwave Code FC E2: Weak network signal at the microwave F6KitchenAid Over-the-Range Microwave Code F6: Relay control board

F6 E7F6 E7 questions

Which half of the oven is affected?

The upper microwave cavity. The lower oven has its own electronics and may continue to work, though we advise limiting use if more messages appear.

How does F6 E7 differ from F6 E8?

E7 names the manager itself; E8 names the manager control. They are close relatives, so we test both while confirming which one your unit needs.

Can I fix a board myself?

We advise against it. Boards on built-in units sit behind fixed panels, and mistakes risk shock or damage to a good oven. Pricing is always agreed in writing before work.