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MODEL OVERVIEW
About this model: GE JTP95WDWW
GE Profile JTP95WDWW is a white 1.6-cu-ft upper microwave over a 4.1-cu-ft lower convection oven. The linked 2001 JTP95 guide explains upper SENSOR ERROR, lower F codes and the PROBE setup prompt.
Locate the WDWW cavities and 2001 guide
The GE Profile JTP95WDWW pairs a 1.6-cubic-foot upper microwave with a 4.1-cubic-foot lower oven in a white-on-white built-in unit. Its exact GE page lists 1,000-watt microwave output, a 15.5-inch turntable, three heavy-duty lower racks, convection Bake and Roast, and an automatic meat thermometer. This combination matters when identifying controls: the probe plugs into the lower oven, while humidity sensing belongs to the upper microwave. The manufacturer links a May 2001 JTP95 family guide from this exact model page; the cover itself gives JTP95 without the complete WDWW sales suffix. Use the product page to confirm that suffix and its capacity, rather than assuming every JTP95 edition has identical dimensions or racks. The upper display measures cooking time in minutes and seconds; the lower measures it in hours and minutes. A message should be assigned to its actual panel before following any troubleshooting table.
Use the upper humidity programs deliberately
The upper microwave's sensor options include Popcorn, Beverage, Reheat, Vegetable, Potato and Chicken/Fish. For Chicken/Fish, one press selects chicken pieces and two selects fish. The 2001 guide explains that sensor cooking measures rising humidity and adjusts time accordingly. Vent a microwave-safe cover and dry the container exterior before starting, because exterior water can imitate steam released from the food. During Reheat, the oven first senses steam and only then starts its remaining-time countdown. Opening the door before that point can produce SENSOR ERROR; the p43 troubleshooting row attributes it to an early door opening during a sensor function. That row does not decode a failed sensor board. A planned pause can instead use START/PAUSE without opening the door. After a completed Reheat, GE suggests stirring if possible and adding heat with Time Cook if needed. This distinguishes food preparation and timing from actual electronic diagnosis.
Set up lower convection and the meat probe
The lower JTP95WDWW is more than a conventional Bake cavity. Its product listing specifies both Convection Bake and Roast, and the manual describes a Convection Conversion setting that translates a regular baking temperature for convection. The cooking section separately advises reducing an ordinary baking temperature by 25 °F, while allowing space around pans for circulating air. For roasts, the lower-only meat probe measures the food rather than the oven air. In the convection-roast probe procedure, the display initially says LO; it begins showing a changing internal temperature only after the meat reaches 100 °F. If PROBE flashes or appears after the probe is plugged in, the troubleshooting table says a target probe temperature still needs to be entered. Place the probe properly, choose oven and food temperatures, then press START. Remove the probe before any lower self-clean cycle. A missing target is a setup issue, not the upper sensor's door-related error.
Separate lower error codes from operating states
The lower oven also reports a true function code as F followed by a number or letter. Physical page 46 directs CLEAR/OFF, one hour of cooling and another attempt. If the code recurs, GE specifies disconnecting the cooking center for at least 30 seconds and calling service if it appears again; the guide does not assign each F suffix to a component. Other lower messages deserve different interpretation. A flashing clock can follow a power failure and calls for clock and program reset. The self-clean door remains locked until the cavity cools; a locked door during that cycle is not equivalent to F. Convection may send visible steam through the lower vent, which the same troubleshooting section explicitly calls normal. Note whether the display read F, PROBE or a clock indication, and whether a probe or cleaning cycle was active. Those details make the service account useful without treating all panel activity as one fault.
Verified model details
The WDWW exact product gives 1.6 cubic feet above, 4.1 below and three heavy-duty lower racks.
Source for this detailUpper SENSOR ERROR has an early-door explanation in the official guide.
Source for this detail · Source page: 43The lower PROBE prompt and F error require different responses.
Source for this detail · Source page: 46
This description summarizes the linked source documents; check each cited source for your exact model and region.
Manufacturer source
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GE Profile™ 30" Built-In Double Microwave/Convection Oven - JTP95WDWW - GE Appliances
Open official sourceIf there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.