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TROUBLESHOOTING

Questions and Answers

Operation

Question

Why is the oven light not on during 
cooking?

Why does steam come out of the air
exhaust vent?

Will the microwave oven be damaged if it
operates empty?

Does microwave energy pass through the
viewing screen in the door?

Why does a tone sound when a pad on the
control panel is touched?

Can my microwave oven be damaged if
food is cooked for too long?

When the oven is plugged into wall outlet
for the first time, it might not work properly.
What is wrong?

Why do I see light reflection around the
outer case?

What are the various sounds I hear when
the microwave oven is operating?

There may be several reasons why the oven light is not on.
Have you:

 Set a cook time?

Touched START?

Steam is normally produced during cooking. The microwave oven
has been designed to vent this steam.

Yes. Never operate the oven empty or without the glass turntable.

No. The metal screen bounces the energy back to the oven cavity.
The holes (or ports) allow only light to pass through. They do not 
let microwave energy pass through.

The tone tells you that the setting has been entered.

Like any other cooking appliance, it is possible to overcook food 
to the point that the food creates smoke and even possibly fire 
and damage to the inside of the oven. It is always best to be near
the oven while you are cooking.

The microcomputer controlling your oven may temporarily 
become scrambled and fail to function as programmed when you
plug in for the first time or when power resumes after a power 
interruption. Unplug the oven from the 120-volt household outlet 
and then plug it back in to reset the microcomputer.

This light is from the oven light which is located between the 
oven cavity and the outer wall of the oven.

The clicking sound is caused by a mechanical switch turning the
microwave oven

s magnetron ON and OFF.

The heavy hum and clunk is from the change in power the 
magnetron draws as it is turned ON and OFF by a mechanical
switch. The change in blower speed is from the change in line 
voltage caused by the magnetron being turned ON and OFF.

Answer

Food

Question

Answer

What is wrong when baked foods have a
hard, dry, brown spot?

Why do eggs sometimes pop?

A hard, dry, brown spot indicates overcooking. Shorten the
cooking or reheating time.

When baking, frying, or poaching eggs, the yolk may pop due to
steam build-up inside the yolk membrane. To prevent this, 
simply pierce the yolk before cooking. 

CAUTION:

Never microwave eggs in the shell.

Summary of Contents for LMA1150SV

Page 1: ...website http us lgservice com LMA1150SV ...

Page 2: ...st Auto Defrost Guide 11 11 11 12 12 12 13 14 15 15 16 18 One Touch Control Chart Please record the model number and serial number of this unit for future reference We also suggest you record the details of your contact with LG LG Electronics U S A Inc concerning this unit Staple your receipt here for proof of purchase Model No Serial No Dealer Dealer Phone No Customer Relations LG Electronics U S...

Page 3: ...lt in a risk of electric shock Consult a qualified electrician if the grounding instructions are not completely understood or if doubt exists as to whether the appliance is properly grounded and either 1 If it is necessary to use an extension cord use only a 3 wire extension cord that has a 3 blade grounding plug and a 3 slot recepta cle that will accept the plug on the appliance The marked rating...

Page 4: ...ple near a kitchen sink in a wet basement near a swimming pool or similar location 12 Do not immerse cord or plug in water 13 Keep cord away from heated surfaces 14 Do not let cord hang over the edge of a table or counter 15 When cleaning surfaces of door and oven that come together on closing the door use only mild nonabrasive soaps or detergents applied with a sponge or soft cloth 16 To reduce t...

Page 5: ...rrow necks 4 After heating allow the container to stand in the microwave oven for a short time before removing the container 5 Use extreme care when inserting a spoon or other utensil into the container 18 Avoid heating small necked containers such as syrup bottles 19 Avoid using corrosive and vapors such as sulfide and chloride 20 Liquids heated in certain shaped containers especially cylindrical...

Page 6: ...y room or anywhere else in your home Place the oven on a flat surface such as a kitchen countertop or a specially designed microwave oven cart at least 100cm 39 4 inches from floor Do not place oven above a gas range Free air flow around the oven is important Allow at least 4 inches of space at the top sides and back of the oven for proper ventilation NOTES Never place the turntable in the oven up...

Page 7: ...Owner s Manual and Cooking Guide 1 each Glass Turntable 1 each Rotating Ring 1 each NOTE This microwave oven is designed for household use only It is not recommended for commercial use Oven Front Plate Window Door Screen Door Seal Display Window Control Panel Safety Door Lock System Turntable Rotating Ring ...

Page 8: ...ICK DEFROST Touch this pad to defrost foods quickly 5 NUMBER PADS Touch number pads to enter cook time power level quantities or weights 6 TIME Touch this pad to set a cook time 7 POWER Touch this pad to set a cook power 8 STOP CLEAR It used to stop oven and clear all entries except time day 9 Ez ON You can extend cooking time in multiples of 30 seconds by repeatedly touching this pad during cooki...

Page 9: ...h as roasts and whole poultry should be turned so that the top and bottom cook evenly Also turn over chicken pieces and chops ARRANGEMENT Do not stack food Arrange in a single layer in the dish for more even cooking Because dense foods cook more slowly place thicker portions of meat poultry fish and vegetables toward the outside of the dish TESTING FOR DONENESS Foods cook quickly in a microwave ov...

Page 10: ... in a paper bag that is not microwave approved Overcooking may result in smoke and fire Do not repop unpopped kernels Do not reuse popcorn bags Listen while corn pops Stop oven when popping slows to 2 3 seconds between pops Do not leave microwave unattended while popping corn Follow directions on bag NOTE Before cleaning the oven unplug the power cord If this is impossible open the oven door to pr...

Page 11: ...power level 80 p 80 shows in the display 6 Touch START When cooking is complete two short and one long tone sound and the word end shows in the display window Then the oven shuts itself off NOTE If you do not select the power level the oven will operate at power HIGH To set HI POWER cooking skip steps 4 5 above For Two or Three Stage cooking repeat above step 2 through 5 before touching the START ...

Page 12: ... is set no cooking can take place TIMER You can use the Timer of your oven for purposes other than food cooking To set the child lock To cancel the child lock Touch and hold START pad Example To set the timer 3 minutes 1 Touch STOP CLEAR 2 Touch TIMER pad shows in the display 3 Touch 3 0 0 4 Touch START pad 2 Touch and hold START until appears in the display 1 Touch STOP CLEAR ONE TOUCH CONTROL Th...

Page 13: ...towel Combine cream of mushroom soup tuna and milk in microwave safe a deep and large bowl Add boiled noodles and stir thoroughly Cover with wrap or glass lid Halfway through the oven will beep and display stir Press start to continue cooking At the end of the cooking time stand and stir three Times 3 Pierce potato several times with fork four Times 4 After cooking let stand for 5 minutes No cover...

Page 14: ...er Level Use Boil water Brown ground beef 10 100 Cook fresh fruits vegetables High Make candy Cook fish meat poultry Preheat browning dish 9 90 Heat precooked food Saute onions celery green pepper 8 80 All reheating Roast meat poultry 7 70 Cook mushrooms shellfish Cook foods which contain cheese eggs 6 60 Bake cakes muffins Prepare eggs Cook meat poultry 5 50 Cook custard Prepare rice soup 4 40 Me...

Page 15: ...ing the DEFROST cycle At this time open the door and turn separate or rearrange the food Remove any portions that have thawed Return frozen portions to the oven and touch START to resume the defrost cycle The oven will not STOP during the BEEP unless the door is opened For best results remove fish shellfish meat and poultry from its original closed paper or plastic package wrapper Otherwise the wr...

Page 16: ...bs PORK Hot dogs Spareribs Country style ribs Rolled roast Sausage VEAL Cutlets 1lb 1 2 inch thick POULTRY Whole under 4 lbs Cut up POULTRY two times Breasts boneless 0 1 6 0 lbs CORNISH HENS Whole TURKEY Breast under 6 lbs STEAKS Round steak Tenderloin steak STEAKS CHOPS three times CHOPS Lamb chops 1 inch thick Pork chops 1 2 inch thick 0 1 6 0 lbs FISH Fillets Steaks Whole SHELLFISH Crab meat L...

Page 17: ...nd any metal clamps 3 Prick the skin and brush lightly with vegetable oil unless the poultry is self basting 4 All poultry should be placed on a microwave roast ing rack or a microwave proof plate and placed on the turntable 5 Cook according to the instructions in the Poultry Cooking Chart below Turn over halfway through the cooking time Because of its shape poultry has a tendency to cook unevenly...

Page 18: ...lakes of butter can be added to the fish if desired 5 Let stand as directed in the Cooking Chart before serving 6 After standing time check to see that the fish is thoroughly cooked The fish should be opaque and flake easily FRESH FISH COOKING CHART Fish Power Cooking Time Method Standing Per Pound Time Fish Fillets Whole Mackerel Cleaned and Prepared Whole Trout Cleaned and Prepared Salmon Steaks...

Page 19: ...utes 1 3 minutes 5 8 minutes 11 2 3 minutes 21 2 4 minutes 71 2 11 minutes 11 2 31 2 minutes 4 61 2 minutes 15 30 seconds 11 2 21 2 minutes 4 6 minutes Cover with plastic wrap and vent Note Gravy or sauce helps to keep meat juicy Place chicken pieces on microwavable plate Place fish on microwavable plate Cover with plastic wrap and vent Place lasagna on microwavable plate Cover with plastic wrap a...

Page 20: ...over Zucchini Fresh 1Ib 41 2 71 2 Add1 2 cup water in11 2 qt covered casserole Sliced Stir halfway through cooking Zucchini Fresh 1Ib 6 9 Pierce Place on 2 paper towels Whole Turn zucchini over and rearrange halfway 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes 2 3 minutes casserole casser...

Page 21: ...ppliance it is possible to overcook food to the point that the food creates smoke and even possibly fire and damage to the inside of the oven It is always best to be near the oven while you are cooking The microcomputer controlling your oven may temporarily become scrambled and fail to function as programmed when you plug in for the first time or when power resumes after a power interruption Unplu...

Page 22: ...s being popped If corn fails to pop after the suggested time discontinue cooking Overcooking could result in an oven fire CAUTION Never use a brown paper bag for popping corn or attempt to pop leftover kernels Do not pop prepackaged commercial microwave popcorn directly on the glass turntable To avoid excessive heating of the glass turntable place the popcorn bag on a plate Listen while corn pops ...

Page 23: ...d you turn or stir the food during the defrosting cycle WARNING This equipment generates and uses ISM frequency energy and if not installed and used properly that is in strict accordance with the manufacturer s instructions may cause interference to radio and television reception It has been type tested and found to comply with limits for ISM Equipment pursuant to part 18 of FCC Rules which are de...

Page 24: ...te at http us lgservice com WARRANTY PERIOD LABOR from the Date of Purchase PARTS except as listed below One Year from the Date of Purchase MAGNETRON Ten Years from the Date of Purchase Replacement Units and Repair Parts are warranted for the remaining portion of original unit s warranty period Retain your Sales Receipt to prove date of purchase A copy of your Sales Receipt must be submitted at th...

Page 25: ...P NO 3828W5A8331 Printed in China ...

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