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MODEL OVERVIEW
About this model: GE JVM1190SY
JVM1190SY is GE Profile's stainless, 1.1-cu-ft over-range convection/microwave with 825 W microwave output. Its exact manual documents SENSOR ERROR, HOT—OVEN IS HOT and LOCKED.
Identify the older Profile combination oven
GE lists JVM1190SY as a stainless Profile Spacemaker oven that combines microwave and convection cooking in an over-range cabinet. The exact page gives a 1.10-cubic-foot cavity, 825 W IEC microwave output, a thirty-inch cabinet fit and an externally vented two-speed hood. Its linked owner PDF identifies the JVM1190 family on the cover. The SY suffix and stainless appearance come from the exact product listing, not the family title alone. This is an older combination appliance, so a 1000-W microwave recipe or an accessory for a conventional single-mode Spacemaker may be wrong. Before selecting a recipe or replacement part, distinguish its microwave energy, heated-air modes and installed exhaust route.
Position the rack for convection and microwave modes
The included convection rack and broil pan have mode-specific jobs. The manual says the shelf rests on the oven floor for Convection Bake and Combination Bake; it belongs on upper supports for sensor combination or convection broiling. Remove it completely for microwave-only cooking, including sensor Popcorn. Convection Bake can be set between 225 and 450°F and uses moving hot air; Combination Bake adds either thirty percent microwave power on High or ten percent on Low. The broil control has high and low settings too. Choose the vessel according to the active mode: page 25 warns against metal cookware for Combination Bake even though a dedicated metal shelf is positioned as instructed. Correct shelf placement prevents a mode-selection mistake from looking like an electrical fault.
Understand sensor steam and portion limits
The exact model lists sensor Popcorn, Reheat, vegetables and fish among its controls. For sensor-only cooking, the manual expects a dry vessel exterior and a vented microwave-safe cover because humidity is what the oven measures. The rendered page 35 explicitly says opening the door while POPCORN remains displayed yields SENSOR ERROR; close, press CLEAR/OFF and begin again. The troubleshooting chart also lists steam never arriving before the maximum time, then recommends Time Cook. Popcorn bags should weigh 1.75 to 3.5 ounces. Reheat is for a single previously cooked serving or leftovers plate, while fresh vegetables take two tablespoons water per serving. Larger portions should receive measured timed heating, not repeated attempts to force a single-serving sensor.
Separate the hood fan from cooking operation
This unit's externally vented hood is separate from its convection circulation. Vent Fan cycles high, low and off across three presses. A protective fan can turn on automatically when heat rises from the cooktop and may run thirty minutes or longer after the user turns controls off. That persistence by itself does not mean the oven is still heating a meal. Conversely, the convection fan circulates hot air inside the cavity during a bake; these are different air paths. The exact product page calls the exhaust two-speed and externally vented, so general recirculating charcoal-filter directions in the family guide do not establish that this SY installation contains a charcoal kit. Confirm the actual duct path before ordering hood parts.
Read hot-oven and lock indicators
Because this is a convection oven, its HOT—OVEN IS HOT text matters. The rendered troubleshooting page says the message appears when the cavity exceeds 200°F and sensor pads will not operate while it remains that hot. Let it cool before concluding the humidity detector has failed. LOCKED is another separate state: holding CLEAR/OFF for about three seconds releases the panel, and an L can appear on the right. Neither message should be confused with SENSOR ERROR during an interrupted steam stage. Read the exact display text, note the mode just used and check whether the shelf is in the proper position before repeating a recipe. Time Cook is available for food needing a controlled additional interval.
Verified model details
The model combines convection heat and microwave cooking, so shelf placement depends on the mode.
Source for this detail · Source page: 1Popcorn sensor interruption and a hot cavity are different causes of unavailable sensor cooking.
Source for this detail · Source page: 50Its two-speed externally vented hood has a separate automatic heat-protection fan.
Source for this detail · Source page: 34
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Manufacturer source
Open official source
GE Profile Spacemaker® Oven with Convection / Microwave Cooking - JVM1190SY - GE Appliances
Open official sourceIf there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.