Trouble Shooting - LG RCS10A Service Manual

Service manual
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TROUBLE SHOOTING

TROUBLE SHOOTING
TROUBLE SHOOTING
TROUBLE SHOOTING
TROUBLE SHOOTING
WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF
WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF
WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF
WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF
WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF
THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE
THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE
THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE
THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE
THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE
MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL.
MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL.
MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL.
MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL.
MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL.
CAUTIONS
CAUTIONS
CAUTIONS
CAUTIONS
CAUTIONS
1. Check grounding before checking for trouble.
1. Check grounding before checking for trouble.
1. Check grounding before checking for trouble.
1. Check grounding before checking for trouble.
1. Check grounding before checking for trouble.
2. Be careful of the high voltage circuit.
2. Be careful of the high voltage circuit.
2. Be careful of the high voltage circuit.
2. Be careful of the high voltage circuit.
2. Be careful of the high voltage circuit.
3. Discharge the high voltage capacitor. (See page 2-1)
3. Discharge the high voltage capacitor. (See page 2-1)
3. Discharge the high voltage capacitor. (See page 2-1)
3. Discharge the high voltage capacitor. (See page 2-1)
3. Discharge the high voltage capacitor. (See page 2-1)
4. When checking the continuity of the switches or of the high voltage transformer, disconnect one lead wire
4. When checking the continuity of the switches or of the high voltage transformer, disconnect one lead wire
4. When checking the continuity of the switches or of the high voltage transformer, disconnect one lead wire
4. When checking the continuity of the switches or of the high voltage transformer, disconnect one lead wire
4. When checking the continuity of the switches or of the high voltage transformer, disconnect one lead wire
from these parts and then check continuity with the AC plug removed. To do otherwise may result in a
from these parts and then check continuity with the AC plug removed. To do otherwise may result in a
from these parts and then check continuity with the AC plug removed. To do otherwise may result in a
from these parts and then check continuity with the AC plug removed. To do otherwise may result in a
from these parts and then check continuity with the AC plug removed. To do otherwise may result in a
false reading or damage to your meter.
false reading or damage to your meter.
false reading or damage to your meter.
false reading or damage to your meter.
false reading or damage to your meter.
5. Do not touch any part of the circuit on the PCB since static electric discharge may damage this control
5. Do not touch any part of the circuit on the PCB since static electric discharge may damage this control
5. Do not touch any part of the circuit on the PCB since static electric discharge may damage this control
5. Do not touch any part of the circuit on the PCB since static electric discharge may damage this control
5. Do not touch any part of the circuit on the PCB since static electric discharge may damage this control
panel.
panel.
panel.
panel.
panel.
Always touch yourself to ground while working on this panel to discharge any static charge built up in your
Always touch yourself to ground while working on this panel to discharge any static charge built up in your
Always touch yourself to ground while working on this panel to discharge any static charge built up in your
Always touch yourself to ground while working on this panel to discharge any static charge built up in your
Always touch yourself to ground while working on this panel to discharge any static charge built up in your
body. (Micom model only)
body. (Micom model only)
body. (Micom model only)
body. (Micom model only)
body. (Micom model only)
CONDITION
CONDITION
CONDITION
CONDITION
CONDITION
Microwave oven
Microwave oven
Microwave oven
Microwave oven
does not work.
does not work.
does not work.
does not work.
Microwave oven
does not work.
Output power is too low.
Output power is too low.
Output power is too low.
Output power is too low.
Output power is too low.
Sparks occur.
Sparks occur.
Sparks occur.
Sparks occur.
Sparks occur.
Uneven cooking.
Uneven cooking.
Uneven cooking.
Uneven cooking.
Uneven cooking.
CAUSE
CAUSE
CAUSE
CAUSE
CAUSE
Inserting many plugs into one
Inserting many plugs into one
Inserting many plugs into one
Inserting many plugs into one
outlet and using them at the
outlet and using them at the
outlet and using them at the
outlet and using them at the
Inserting many plugs into one
same time.
same time.
same time.
same time.
outlet and using them at the
(blown fuse or breaker)
(blown fuse or breaker)
(blown fuse or breaker)
(blown fuse or breaker)
same time.
(blown fuse or breaker)
Microwave oven plug is not
Microwave oven plug is not
Microwave oven plug is not
Microwave oven plug is not
inserted tightly.
inserted tightly.
inserted tightly.
inserted tightly.
Microwave oven plug is not
inserted tightly.
Low AC input voltage.
Low AC input voltage.
Low AC input voltage.
Low AC input voltage.
Low AC input voltage.
Food temperature is too low.
Food temperature is too low.
Food temperature is too low.
Food temperature is too low.
Food temperature is too low.
Using metallic ware and
Using metallic ware and
Using metallic ware and
Using metallic ware and
allowing it to touch the oven
allowing it to touch the oven
allowing it to touch the oven
allowing it to touch the oven
Using metallic ware and
wall.
wall.
wall.
wall.
allowing it to touch the oven
wall.
Ceramic ware trimmed in
Ceramic ware trimmed in
Ceramic ware trimmed in
Ceramic ware trimmed in
gold or silver powder is used.
gold or silver powder is used.
gold or silver powder is used.
gold or silver powder is used.
Ceramic ware trimmed in
gold or silver powder is used.
Inconsistent intensity of
Inconsistent intensity of
Inconsistent intensity of
Inconsistent intensity of
microwave by their
microwave by their
microwave by their
microwave by their
characteristics.
characteristics.
characteristics.
characteristics.
Inconsistent intensity of
microwave by their
characteristics.
Display "CALL SERVICE"
Display "CALL SERVICE"
Display "CALL SERVICE"
Display "CALL SERVICE"
5-11
REMEDY
REMEDY
REMEDY
REMEDY
REMEDY
Avoid using other electrical
Avoid using other electrical
Avoid using other electrical
Avoid using other electrical
appliances when you use the
appliances when you use the
appliances when you use the
appliances when you use the
Avoid using other electrical
microwave oven.
microwave oven.
microwave oven.
microwave oven.
appliances when you use the
microwave oven.
Insert microwave oven plug
Insert microwave oven plug
Insert microwave oven plug
Insert microwave oven plug
securely.
securely.
securely.
securely.
Insert microwave oven plug
securely.
Use the microwave oven at
Use the microwave oven at
Use the microwave oven at
Use the microwave oven at
adequate line voltage.
adequate line voltage.
adequate line voltage.
adequate line voltage.
Use the microwave oven at
adequate line voltage.
This may not be a defect.
This may not be a defect.
This may not be a defect.
This may not be a defect.
It is possible that the food
It is possible that the food
It is possible that the food
It is possible that the food
This may not be a defect.
should be cooked for a
should be cooked for a
should be cooked for a
should be cooked for a
It is possible that the food
longer time period.
longer time period.
longer time period.
longer time period.
should be cooked for a
longer time period.
Do not use metallic ware for
Do not use metallic ware for
Do not use metallic ware for
Do not use metallic ware for
cooking except that noted in
cooking except that noted in
cooking except that noted in
cooking except that noted in
Do not use metallic ware for
the cooking guide.
the cooking guide.
the cooking guide.
the cooking guide.
cooking except that noted in
the cooking guide.
Do not use any type of
Do not use any type of
Do not use any type of
Do not use any type of
cookware with metallic
cookware with metallic
cookware with metallic
cookware with metallic
Do not use any type of
trimming.
trimming.
trimming.
trimming.
cookware with metallic
trimming.
1. Use plastic wrap or lid.
1. Use plastic wrap or lid.
1. Use plastic wrap or lid.
1. Use plastic wrap or lid.
2. Stir once or twice while
2. Stir once or twice while
2. Stir once or twice while
2. Stir once or twice while
1. Use plastic wrap or lid.
cooking soup, cocoa or
cooking soup, cocoa or
cooking soup, cocoa or
cooking soup, cocoa or
milk, etc.
milk, etc.
milk, etc.
milk, etc.
2. Stir once or twice while
cooking soup, cocoa or
This may be cause
This may be cause
This may be cause
This may be cause
milk, etc.
incomplete connect to H.V.
incomplete connect to H.V.
incomplete connect to H.V.
incomplete connect to H.V.
transformer.
transformer.
transformer.
transformer.

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