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MODEL OVERVIEW
About this model: GE JE1590CH
The JE1590CH guide identifies CONTROL LOCKED as child lock and CAUTION—OVEN HOT as a normal sensor limit after heat exposure.
The exact convection configuration
JE1590CH is a bisque GE Profile countertop oven that combines microwave and convection heating. Its exact listing gives 1.50 cubic feet of capacity, 1,000 watts of microwave output, a recessed 12.75-inch glass turntable and a selector dial with a scrolling display. This is a substantially different appliance from a small microwave with only time and power keys. GE also lists combination cooking, sensor Cook and Reheat, Child Lock and optional 27- or 30-inch built-in trim kits. The shared JE1590 owner guide explicitly names JE1590CH in its accessory table on page eight, so the link has more than a family resemblance. That page distinguishes the removable turntable and its support from the raised shelf: the shelf is used for convection or combination cooking but left out of microwave-only cooking. Keep the CH suffix when looking up a replacement kit, since the manual gives color-matched kit numbers for several JE1590 finishes.
The CONTROL LOCKED message
The display text CONTROL LOCKED points to a setting, not a damaged heating circuit. Page twenty-one says to hold OFF/CLEAR for about three seconds to lock or unlock the control panel. If it is locked, pressing a button or turning the dial briefly shows CONTROL LOCKED. A dial that seems unresponsive with the message present is therefore behaving as the child-safety feature intends. Release the lock using the same key and duration before trying a cooking program. The guide also uses the display for routine prompts: sensor Cook requests SELECT FOOD TYPE, and after a completed cycle YOUR FOOD IS READY appears with a periodic reminder beep. Those messages should be interpreted in the context of the selected mode. If the keys remain inactive after unlocking, the troubleshooting table separates a lit panel from a unit with no power; a firmly shut door, START/PAUSE after selection, and a cleared prior program are all relevant checks.
Why CAUTION—OVEN HOT appears
A second documented message is CAUTION—OVEN HOT. The troubleshooting row on page twenty-six says it can appear when the cavity is above 200°F and a sensor cooking pad is pressed. It labels that state normal and explains that sensor features will not operate until the oven is no longer hot. This makes sense on a unit that can bake by circulating hot air as well as heat by microwaves: a recent convection or combination cycle may leave the cavity hotter than a sensor program permits. Allow the oven to cool before requesting sensor Cook or Reheat again; repeatedly pushing the pad will not override that condition. Do not confuse the warning with CONTROL LOCKED. The former concerns temperature and selection of a sensor function, while the latter concerns the panel's child lock. For service, report exactly which text appeared, the preceding cooking mode and whether the oven had just preheated or roasted.
Choosing mode, shelf and cookware
The three cooking modes also change how the shelf and cookware should be used. The owner guide offers convection temperatures from 225°F to 450°F, and combination mode adds microwave energy to moving hot air. Its cookware chart permits metal pans for convection but excludes metal for microwave and combination cooking. Glass or glass-ceramic is the common choice across modes; heat-resistant plastic needs more careful matching to the stated mode and temperature. The metal shelf supports air circulation for convection or combination, yet the diagram warns against using it for microwave-only cooking. Sensor programs rely on humidity released from food; the manual asks owners not to open the door before their countdown appears. If food needs more time after a sensor cycle, finish with Time Cook rather than running the same automatic program twice. These details help explain apparent display changes without treating every interruption as a code. A useful report includes JE1590CH, mode, selected temperature, shelf and vessel used, last displayed text and whether the door opened during a sensor cycle.
Verified model details
The exact GE SKU and linked manual both name JE1590CH and its convection setup.
Source for this detail · Source page: 8Page 21 defines CONTROL LOCKED; page 26 separately defines the hot-cavity warning.
Source for this detail · Source page: 21
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GE Profile™ Countertop Convection/Microwave Oven - JE1590CH - GE Appliances
Open official sourceIf there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.