Samsung WA48H7400 Programming manual

Fast Track Trouble shooting

Model: WA48H7400

Bulletins:

Publication # SM110414 Production Date: 11/04/14

SERVICE TEST MODE – POWER ON

DELAY END PRE SOAK+ 3 SECONDS

QUICK TEST MODE – POWER OFF

SPIN SOIL LEVEL

+ + POWER TOGETHER

Definition of Quick Test Mode:

- Check operation of all LED’s (Verify faulty LED).

- Check model and software version.

- Check different operating modes (e.g. water valve,

motor, door, drain pump, etc.).

All LED’s light up & sends out Beep Sound when it entered

Displays software version for a sec and clears EEPROM

(MEMORY)

When version is displayed, turn Jog-Dial so that version

disappears.

Press the following keys to test the components.

-Temp. Key : Water Valve Test

-Delay End Key : Door Lock/Unlock Test

-Spin : Drain Pump/Circulation Pump Test

The motor speed will be displayed when started

(It displays 0 when the motor does not spin).

Quick Spin Test Mode - press the Delay End and Self Clean

Keys for 3 seconds - Cannot enter once cycle started

Starts spinning and reaches to its maximum RPM then speed

drops immediately.

Hold Quick Spin Test Mode, press the Start/Pause button. It

will stop accelerating and hold its speed for 10 mins.

Cycle Count Check Mode -press the Pre Soak Key.

Tally’s the number of washings. The total number of

washings will light up and a signal LED will glow.

Max # of cycles is 1999 rolls to 0

S/W Version Check Mode - press the Soil Level Key

Board Input Test Mode - press the Delay End

Diagnostic Code Check Mode - press the extra rinse

CN802

1. CLUTH 6. RESET

2. WL_MAIN 7. 5V

3. STANDBY 8. GND

4. TX 9. 12V

5. RX 10. POWER ON

CN501

1. NC 8. WATER THERM

2. NC 9. CLUTCH SEN

3. NC 10. WATER SEN 1

4. NC 11. WATER SEN 2

5. NC 12. 5V

6. NC 13. CLUTCH

7. GND 14.

15. GND

SUB PCB

Hall Sensor Check

Check Voltage at Pin #4 and #3 of CN9

Tester Check = DC0.6V

Check Voltage at Pin #4 and #2 of CN9

Tester Check = DC0.6V

Motor Check

Resistance at Pin #1 of CN3 and GND

= 226㏀

Resistance at Pin #2 of CN3 and GND

= 226㏀

Resistance at Pin #3 of CN3 and GND

= 226㏀

Drain Motor_Pump Check

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

When Drain Pump operates = AC 120V

Water Valves/ Check

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

of CN4 When Valves operates = AC 120V

Clutch-Motor

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

When Valves operates = AC 120V

AC Power Check

Check Voltage at Pin #1 and #3 of CN1

Tester Check = AC 120V

Door Lock Check

Check Voltage at Pin #3 and #5 of CN8

When Door Lock = DC 6.5V

Table of contents

Other Samsung Washer manuals

Samsung

Samsung WF0804W8E User manual

Samsung

Samsung WW9 T Series User manual

Samsung

Samsung WF1702WEA User manual

Samsung

Samsung WF856U4SA Series User manual

Samsung

Samsung WF-R106NS User manual

Samsung

Samsung WF7602NAW Instructions for use

Samsung

Samsung WF45K6500A series Manual

Samsung

Samsung WF435A*GJ series User manual

Samsung

Samsung WA10VP User manual

Samsung

Samsung WA18J8700G Series User manual

Samsung

Samsung WF331ANW/XAA User manual

Samsung

Samsung WD21T6500 Series User manual

Samsung

Samsung WA11M8700 Series User manual

Samsung

Samsung WA7750M User manual

Samsung

Samsung WD0754W8 User manual

Samsung

Samsung WF45R6100AP/US User manual

Samsung

Samsung WD7122CZC User manual

Samsung

Samsung WF328 User manual

Samsung

Samsung WB09H7 series User manual

Samsung

Samsung WF45R6300AV User manual

Samsung

Samsung WD16T6300 Series User manual

Samsung

Samsung WF8604GEV Instructions for use

Samsung

Samsung WF50R8500A Series User manual

Samsung

Samsung WW1T Series User manual

Popular Washer manuals by other brands

Tricity Bendix

Tricity Bendix AW 1000 W Operating & installation instructions

Panasonic

Panasonic NA-F60L5WRB operating instructions

GE WSLP1500 Dimensions and installation information

Electrolux

Electrolux EWF1284EDW Service manual

Bosch

Bosch WAN2829BSN User manual and installation instructions

LG TV2516DV3B owner's manual

LG TH2517DSAV owner's manual

VESTEL

VESTEL CMH-XL 7510 TE user manual

AEG

AEG 74335 User information

Johnson

Johnson JWF721A user manual

Beko

Beko WTE7604XLW0 owner's manual

Danby

Danby DTT100A1WDB Owner's use and care guide

Amica

Amica WA 14 Ex operating instructions

Daewoo

Daewoo DWD-F1222 instruction manual

Bosch

Bosch WAS28461AU instruction manual

Miele

Miele PW 6080 Vario manual

Finlux

Finlux FLX108CF220 user manual

Whirlpool

Whirlpool 3LBR5132AN0 Use and care guide