LG microwave model families
LG microwaves come in two broad styles, and the prefix tells you which — the first step in any LG microwave repair. LMV and MVEL are over-the-range units (LMV2031ST, LMV1764ST, LMHM2237ST, MVEL2137F), some with convection and air fry; LMC is the countertop NeoChef line (LMC2075ST, LMC1575ST, LMC0975ST). The number relates to capacity and tier, and the suffix encodes the finish. A trim kit such as MK2030NST lets a countertop unit sit built-in.
What the technology means for service
LG microwaves run the Smart Inverter system, which varies power smoothly instead of cycling on and off, plus Sensor Cooking and on NeoChef units the SmoothTouch panel; over-the-range models add ExtendaVent 2.0 ventilation. The inverter is what the F11–F15 codes report, and an over-the-range unit adds a vent fan, ducting and a cooktop light that a countertop unit does not have. Identifying the family tells a technician which subsystems are in play. The guide on what NeoChef is explains the countertop line.
Reading the model and where to find it
The rating plate is usually inside the door frame or on a side wall of the cavity, visible with the door open. Record the full model string before booking so the correct magnetron, inverter board, door switch or vent motor is matched to your unit.
Over-the-range versus countertop
The two styles serve different roles, and the difference shapes a repair. An over-the-range LMV or MVEL unit mounts above the range and doubles as the cooktop ventilation, so it adds a vent fan, ducting and a light that can fail on their own. A countertop NeoChef LMC sits on the counter or in a trim kit and focuses purely on cooking with Smart Inverter precision. Our guide on OTR vs countertop weighs the choice, and the repair-or-replace guide helps decide whether a fault is worth fixing. Giving the full model number ensures the right parts arrive.
Servicing your microwave
Our experienced technicians service every LG microwave with genuine magnetrons, inverter boards, door switches and vent motors matched to the build. If yours shows a code, start with the microwave error codes page, weigh the repair-or-replace question, then book microwave repair — pricing starts from a clear diagnostic fee, with the final cost depending on parts and configuration. Our labour is guaranteed, and specifications can be confirmed on the manufacturer’s site at lg.com/us.