Samsung WF42H5200AW - Child Lock Operation

20 _ Troubleshooting
Error Type For USA Causes Remarks
Power Error 9E1,9E2
- Checktheconsumer’spowerconditions.
: Makesuretochecktheoperatingvoltage.Connecta
testertotheinternalpowerterminalsduringtheBoilorDry
operationsandobservethewashingmachine’soperation
carefully.
: Checkthevoltages.
(Anerroroccurswhenunderorovervoltageissupplied.)
: Checkwhetheraplugreceptacleisused.
Whentheconnectingwireis1m,amomentarylowvoltage
maydropupto10V
- MainPBAfault(sometimes)
Communication
Error
AE
- ThesignalsbetweenthesubandmainPBAsarenotsensed
becauseofcommuicationerror.
- Checktheconnectorconnectionsbetweenthesubandmain
PBAscarefully.
→Checkforincorrectorlooseconnections,etc.
- RemovethesubPBAC/Panelandcheckforanyfaulty
soldering.
AE3
- ThesignalsbetweenTheDRModuleandmainPBAsarenot
sensedbecauseofcommuicationerror.
- CheckTheconnectorconnectionsbetweenTheDRModule
andmainPBAscarefully.
→Checkforincorrectorlooseconnections,etc.
- RemoveTheDRModuleandCheckforanyfaultysoldering.
AE4
- ThesignalsbetweenTheWIFIModuleandmainPBAsarenot
sensedbecauseofcommuicationerror.
- CheckTheconnectorconnectionsbetweenTheWIFIModule
andmainPBAscarefully.
→Checkforincorrectorlooseconnections,etc.
- RemovetheWIFIModuleandCheckforanyfaultysoldering.
AE5
- ThesignalsbetweenTheLCDModuleandmainPBAsarenot
sensedbecauseofcommuicationerror.
- CheckTheconnectorconnectionsbetweenTheLCDModule
andmainPBAscarefully.
→Checkforincorrectorlooseconnections,etc.
- RemoveTheLCDModuleandCheckforanyfaultysoldering.
AE6
-ThesignalsbetweentheInverterPBAandmainPBAarenot
sensedbecauseofcommunicationerror.
-CheckTheconnectorconnectionsbetweentheInverterPBA
andmainPBAcarefully.
→Checkforincorrectorlooseconnections,etc.
-RemovetheInverterPBAandCheckforanyfaultysoldering.
Switch Error
(Main Relay
Error)
bE2
- ThePowerbuttonispressedcontinually.
(formorethan12seconds).
- Aswitchisjammedorstuckduetobepressedunevenlydueto
deformationofthecontrolpanelorbutton.
- ThiserrormayoccurwhenthescrewsthatholdthesubPBAin
placearetightenedtoomuch.
- AbuttonotherthanthePowerbuttoniscontinuallypressed.
(formorethan30seconds).
- Deformationofaninternalplasticinjectionpart.
- AscrewforassemblingthesubPBAistightenedtoomuch.