TROUBLE SHOOTING

WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.

PROBLEM CHECKING AND METHOD OF PCB(Model : WA456*)

-If you plug in the power cord and turn Power S/W on, memorized data is displayed. If any data is not displayed, check the followings.

CN8

CN12

CN7

Micom writing

Thermistor Check

 

 

 

 

 

 

Water Sensor Check

Check Resistance at Pin #9 and #7 of CN8

 

Check Frequency at Pin #11 and #7 of CN8

Tester Check = 47

 

 

 

 

 

 

Reset frequency = 25.6KHz

 

 

 

 

 

 

 

 

Check Frequency at Pin #12 and #7 of CN8

 

 

 

 

 

 

 

 

Reset frequency = 25.6KHz

%0

%0

 

 

 

 

 

*#..5'0514

/+%1/9TKVKPI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

%0

 

 

 

 

 

 

 

%0

 

 

 

 

 

 

 

 

 

 

 

 

%0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

%0

 

 

 

 

 

 

 

 

 

&QQT.QEM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

219'4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4'.#;

 

 

 

%0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Hall Sensor Check

Water Valves/ Check

Check Voltage at Pin #4 and #3 of CN9

Check Voltage at Pin #3 of CN1 and Pin #1,2,3,4 of CN4

Tester Check = DC0.6V

When Valves operates = AC 120V

Check Voltage at Pin #4 and #2 of CN9

Clutch-Motor

Tester Check = DC0.6V

Check Voltage at Pin #3 of CN1 and Pin #8 of CN4

Motor Check

When Valves operates = AC 120V

Resistance at Pin #1 of CN3 and GND

AC Power Check

= 226

Check Voltage at Pin #1 and #3 of CN1

Resistance at Pin #2 of CN3 and GND

Tester Check = AC 120V

= 226

Door Lock Check

Resistance at Pin #3 of CN3 and GND

Check Voltage at Pin #3 and #5 of CN8

= 226

When Door Lock = DC 6.5V

Drain Motor_Pump Check

 

Check Voltage at Pin #3 of CN1 and Pin #5 of CN4

 

When Drain Pump operates = AC 120V

 

 

16

TECH MANUAL_DC68-03132A-03_EN.indd 16

2013-5-27 9:46:23

Page 16
Image 16
Samsung WA456DRHDWR, WA400PJHDWR manual Problem Checking and Method of PCBModel WA456

WA400PJHDWR, WA456DRHDWR specifications

The Samsung WA456DRHDWR and WA400PJHDWR are two prominent washing machines that showcase the brand's commitment to innovation and efficiency in laundry solutions. Both models embody advanced technologies, making them suitable options for modern households seeking convenience, cleaning performance, and energy efficiency.

The Samsung WA456DRHDWR features a large capacity drum of 4.5 cubic feet, allowing users to wash significant loads in one cycle. This is particularly beneficial for families or those who do frequent laundry, as it reduces the number of loads and saves time. The washing machine is equipped with Samsung's AquaJet technology, which enhances washing performance through its unique water flow system. This technology penetrates fabrics deeply, effectively removing tough stains and providing a cleaner wash.

A standout feature of the WA456DRHDWR is its Eco Bubble technology. This innovative system generates bubbles that activate detergent even in cold water, allowing for an efficient cleaning process while saving energy. Users can wash their clothes in cold water without sacrificing cleaning power, making it an environmentally friendly choice. The machine also includes Smart Care, a feature that allows users to troubleshoot issues through their smartphone, offering convenience and minimizing downtime.

On the other hand, the Samsung WA400PJHDWR offers a slightly smaller capacity at 4.0 cubic feet, but it brings its own unique set of features to the table. This model also utilizes Eco Bubble technology, ensuring effective stain removal while being gentle on fabrics. The Air Turbo Drying System is another highlight, designed to reduce drying time by enhancing air circulation within the drum, providing fresher, drier clothes in less time.

Both models come equipped with a range of washing cycles tailored for different needs, including delicate, heavy-duty, and quick wash options, enabling users to customize their laundry experience. The intuitive control panel allows for easy selection of settings, and the clear display provides information on cycle progress and remaining time.

In terms of design, both washing machines feature a sleek, modern aesthetic that complements various home decors. Their robust construction ensures durability, while the stainless steel drums resist chipping and snagging, promoting longevity.

Ultimately, the Samsung WA456DRHDWR and WA400PJHDWR washing machines deliver excellent washing performance, various technological innovations, and energy efficiency, making them reliable choices for anyone in need of a robust laundry solution.