TROUBLESHOOTING GUIDE

Following the procedure below to check if the oven is defective or not.

1.Check grounding before trouble checking.

2.Be careful of the high voltage circuit.

3.Discharge the high voltage capacitor.

4.When checking the continuity of the switches, fuse or high voltage transformer, disconnect one lead wire from these parts and check continuity with the AC plug removed. To do otherwise may result in a false reading or damage to your meter.

NOTE : When electric parts are checked, be sure the power cord is not inserted the wall outlet.

Check wire harness, wiring and connected of the terminals and power cord before check the parts listed below.

(TROUBLE 1) Oven does not operate at all ; any inputs can not be accepted.

CONDITION

Fuse blows.

CHECK

 

 

 

RESULT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of interlock

 

 

 

Continuity

 

 

 

 

 

 

 

monitor switch with door closed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No Continuity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUSE

Malfunction of interlock moni- tor switch

REMEDY

Replace

NOTE 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of both primary

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No Continuity

 

 

 

 

 

 

 

 

 

and secondary interlock switch

 

 

 

 

 

 

 

 

 

Malfunction of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

interlock switch

 

 

 

with door colosed

 

 

 

 

Continuity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of primary inter-

 

 

 

 

Continuity

 

 

Shorted con-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

lock switch contact with door

 

 

 

 

 

 

 

 

 

tacts of primary

 

 

 

partially open until interlock mon-

 

 

 

 

 

 

 

 

 

interlock switch.

 

 

 

itor switch contact close

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(COM NO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of primary

 

 

 

 

0 or infinite

 

 

 

 

Defective low

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

winding of low voltage trans-

 

 

 

 

 

 

 

 

 

voltage trans-

 

 

 

 

 

 

Approx.

 

 

 

 

 

 

 

former

 

 

 

 

 

 

former

 

 

 

 

 

 

 

150~310

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(normal)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Disconnect high voltage fuse

 

 

 

 

Fuse again

 

 

 

 

Defective low

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

blows

 

 

 

 

 

 

 

 

 

 

 

 

 

voltage trans-

 

 

 

and operate the unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

former

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace

NOTE 1

Replace

NOTE 1

Replace

Replace

17

Page 18
Image 18
Daewoo KOR-6Q2B5S service manual Troubleshooting Guide

KOR-6Q2B5S specifications

The Daewoo KOR-6Q2B5S is an innovative microwave oven that combines user-friendly functionality with advanced cooking technology. This model has garnered attention for its unique features, enabling efficient meal preparation while maintaining a sleek and modern design.

One of the standout features of the Daewoo KOR-6Q2B5S is its spacious 20-liter capacity, making it suitable for a variety of cooking needs. Whether reheating leftovers, defrosting meat, or cooking a full meal, this microwave can accommodate different dish sizes. The compact dimensions also make it easy to fit into standard kitchen cabinetry, providing versatility for various kitchen layouts.

Equipped with a powerful 700 watts of microwave power, the KOR-6Q2B5S ensures quick and even cooking results. The unit features multiple power levels, allowing users to select the ideal setting for different food types. This adaptability means that delicate items can be cooked without risk of burning, while sturdy foods can be prepared efficiently.

The KOR-6Q2B5S is designed for convenience, incorporating an intuitive control panel with a digital display. This user-friendly interface simplifies operation, allowing users to effortlessly set cooking times and power levels. Additionally, the microwave includes pre-programmed auto-cook menus, which take the guesswork out of meal preparation. These presets cater to popular food items such as popcorn, pizza, and more, ensuring optimal results every time.

Another notable feature is the express cooking function, which enables users to quickly start cooking at full power with just a single touch. This is particularly useful for those in a hurry, preserving both time and energy during busy meal times.

The Daewoo KOR-6Q2B5S also emphasizes safety and efficiency. It is equipped with a child safety lock, giving parents peace of mind when children are in the kitchen. The microwave's energy-efficient design also helps minimize electricity consumption, making it an eco-friendly choice.

In conclusion, the Daewoo KOR-6Q2B5S is a well-rounded microwave oven that successfully combines capacity, power, and user-centric features. Its thoughtful design and innovative technology make it an excellent addition to contemporary kitchens, appealing to anyone seeking convenience without compromising quality.