Samsung DV5471AGW, DV5471AEW, DV5471AGP CLOTHES DRYER Technical Information
CLOTHES DRYER
Technical Information
• Due to possibility of personal injury or property damage, always contact an authorized
technician for servicing or repair of this unit.
• Refer to Service Manual (DV5471, DV5451) for detailed installation, operating, testing,
troubleshooting, and disassembly instructions.
CAUTION
All safety information must be follwed as provided in Service Manual of DV 5471, DV5451
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer
before servicing, unless testing requires power.
.
Code No. : DC68-03044A_EN-02
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ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before
servicing, unless testing requires power.
ERROR ITEMS AND DIAGNOSTIC CODES
An occurrence of an Error will make a sound of error melody for 5sec and continuously show one
of the Error Displays from the following errors.
Error Display Trigger Action Taken
Check for:
tE
HE
dE
dF
The Termistor resistance is very
low or high.
Invalid heating Temp in running
the dryer
Running the dryer with door
open
Invalid door state for more than
256 milliseconds
- Clogged lint screen.
- Restricted vent system.
- Check Thermistor resistance.
Check for:
- Restricted vent system.
- Check Thermistor resistance.
Check for:
- Close the door, and run the dryer
- Loose or open wire terminals in Door
Sense circuit.
Check for:
- Loose or open wire terminals in Door
Sense circuit.
bE2
FE Invalid power source Frequency
2E
AE
Et
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Invalid state of key circuit short
for 30 secs
Electronic Control Problem
(Over Voltage Error)
Electronic Control Problem
(Communication Error)
Invalid state of Eeprom
communication
Check for:
- Display PCB key circuit short or not
Check for:
- Not using regular power source frequency
- Invalid power frequency sense circuit
Check for:
- Check PCB and Wire harness.
- Check Power supply.
Check for:
- Check PCB and Wire harness.
- Replace PCB.
Check for :
- PCB with Eeprom circuit.
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ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before
servicing, unless testing requires power.
TEST MODE
Continuous Run Mode:
1. Press Wrinkle Prevent + Dry Level for 7 sec during Power On State (Normal User Mode) .
2. Once in Continuous Run Mode, display “CC” for 1 sec and the number of Cycle for 1 sec and
the remaining time for 1 sec in turns.
3. The previous cycle will restart during Continuous Run Mode until the mode is deactivated.
4. During Continuous Run Mode, press Wrinkle Prevent + Dry Level for 7 seconds to return to
normal user mode.
Service Mode
Denition of Service Mode
- Dryer must be on before Service Mode can be entered.
- Upon entry into Service Mode, the Sensor Bar Touch Data will be shown (Default Service
Mode).
How to Enter:
- To enter Service Mode, press Wrinkle Prevent and Temp Keys for 3 seconds, until it sends out a
beeping sound.
- If pressing Wrinkle Prevent + Temp Keys for 3 seconds in Service mode , it will return Normal
mode.
- Even though entering Service mode, the operating cycle will not be inuenced.
Sensor Bar Touch Data Mode
Denition of Sensor Bar Touch Data Mode:
- This action will put the dryer into sensor bar touch data mode
- Dryer will display Sensor Bar data. This mode is default mode of entering service mode
How to Enter:
- With Power On pressing Wrinkle Prevent and Temp Keys for 3 seconds
Cycle Count Mode
Denition of Cycle Count Mode:
- This mode is to bring up the total number of cycles that User have carried out.
How to Enter:
- To enter cycle count mode press the Wrinkle Prevent in Service Mode.
Software Version Mode
Denition of Software Version Mode:
- It is to retrieve its software version
How to Enter:
- At Service Mode, press Temp until it sends out a beeping sound
ex) In case of “U0 05”, U0 means major version “U0” 05 means minor version “05”
- If press Temp key In Software Version Mode, it will return Service Mode.
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ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before
servicing, unless testing requires power.
Data Display Mode
Denition of Temperature Display Mode:
- Display Mode 0 : Temperature data(Celsius)
- Display Mode 1 : Average Touch Sensor data for 1 minute
- Display Mode 2 : Average Temperature(Celsius) data for 1minute
How to Enter:
- With Power On, press AdjustUp Key + AdjsutDown Key for 7 seconds until it sends out a
beeping sound .
- If not pressed any keys for 5 minutes, it will be set back from Data Display Mode
- If pressing AdjustUp Key in this mode ,Display Mode ID will be increased.
- If pressing AdjustDown Key in this mode ,Display Mode ID will be decreased.
• Converting °C
Celsius(°C) -30 -10 10 30 50 70
Fahrenheit(°F) -22 14 50 86 122 158
°F
F =9/5C + 32
System Check Mode
Denition of System Check Mode:
- “ t2 ” will display.
- System Check Mode(t2 mode) Progress Function Performed Start/Pause
Motor(CW) Relay On Heater Relay On Heater Relay O, Motor(CW) Relay O
How to Enter:
- While in Power O, pressing the Dry Level + Power keys simultaneously will put the dryer into
the System Check mode
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