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Fast Track Troubleshooting 

Publication #  tsSMH9207   
Creation Date 2/28/2012

 

IMPORTANT SAFETY NOTICE

 – 

“For Technicians Only”

  This service data sheet is 

intended for use by persons having electrical, electronic, and mechanical experience 
and knowledge at a level generally considered acceptable in the appliance repair trade.  
Any attempt to repair a major appliance may result in personal injury and property 
damage.  The manufacturer or seller cannot be responsible, nor assume any liability for 
injury or damage of any kind arising from the use of this data sheet. 

Model:                        
SMH9207ST/XAA  

 

Samsung 'Microwave' Diagnostic Code Quick Guide 

Failure Code 

Cause 

E-11 Open 
E-12 Short 
E-13 T1 Max Time Error 
E-14 Dry Up / No Load 

Error Code Gas Sensor Error Case  (E-1X) 

E-21 Open 
E-22 Short 
E-23 T1 Max Time Error (Preheating not  completed) 
E-24 Over temperature error 
E-25 Abnormal temperature is sensed at Micro Cook 
E-26 Temp is not over the fixed AD in first 3 minutes after heater starts. 

Error Code Temp Sensor Error Case (E-2X) 

E-31 Open (When value of HEX is above “FF” for 5 seconds) 
E-32 Short 
E-33 The initial value of HEX is under “14” for 30 seconds while a weight 
sensor in operation. 
E-34 The initial value of K calculated by a weight 
sensor is above and under “±28” as value of HEX. 
E-35 The value of A is “-” as a weight sensor calculates. 
E-36 In case the door opens during sensor cooking. 

Error Code Gas Sensor Error Case  (E-1X) 

E-41 Open 
E-42 Short 
E-43 T1 Max Time Error 
E-44 Dry Up 
E-45 Cooling Error (3minutes) 
E-46 Primary Open Error(3minutes) 
E-47 The door opens during cooking 

Error Code Easy/PH Sensor Error Case (E4) 

E-51 Open (Sense Failure) 
E-53 Read/Write Error 
E-54 Zero not to be set 

Error Code EEPROM Error Case  (E-5X) 

E-61 Open 
E-62 Short 
E-63 T1 Max Time Error 

Error Code Humidity Sensor Case (E-6X) 

-SE- Key Short Error (10 seconds) 
E-01 Door opens when the door should not be opened. 
E-02 Cooking Time Setting Over Error (MWO) 
E-03 Cooking Time Setting Over Error (Grill) 
E-04 Cooking Time Setting Over Error (Convection) 
E-05 Cooking Time Setting Over Error (Combination) 
E-06 It fails to sense that the swing heater has stopped for 20 seconds  
during cooking. 
E-08 In case function of MWO starts with spit inserted into cavity inside. 
E-09 The damper is not set to be positioned for 2 minutes. 

Error Code Others (E-0X, Letter) 

SUPPORT INFORMATION 

Training — Plus One  

http://my.plus1solutions.net/clientPortals/samsung/ 

Help — GSPN   

http://service.samsungportal.com/ 

Содержание SMH9207ST/XAA

Страница 1: ...14 for 30 seconds while a weight sensor in operation E 34 The initial value of K calculated by a weight sensor is above and under 28 as value of HEX E 35 The value of A is as a weight sensor calculates E 36 In case the door opens during sensor cooking Error Code Gas Sensor Error Case E 1X E 41 Open E 42 Short E 43 T1 Max Time Error E 44 Dry Up E 45 Cooling Error 3minutes E 46 Primary Open Error 3m...

Страница 2: ......

Страница 3: ...ower and remove grille and Assembly Control Box 2 Replace the fuse 3 When 20A fuse blows out by the operation of interlock monitor switch failure replace the primary interlock switch secondary interlock switch door sensing switch interlock monitor switch and power relay 4 When the above four switches operate properly check if any other part such as the control circuit board blower motor or high vo...

Страница 4: ...nately both of the new boards are described a ASSY PCB MAIN For the purposes of troubleshooting we will refer to the 2 boards as follows Relay Circuit Board Assy ASSY PCB MAIN Large board located in ASSY Control BOX Control Circuit Board Assy ASSY PCB MAIN Located in in the ASSY DOOR Check if AC voltage is present at the Relay Circuit Board assy MAIN Measure for 120VAC between CN01 Pin 1 B6 and th...

Страница 5: ...is present during any cook cycle Before touching any components or wiring always unplug the oven and discharge the high voltage capacitor Some semiconductor solid state devices are easily damaged by static electricity Such components are called Electrostatically Sensitive Devices ESDs Examples include integrated circuits and field effect transistors Immediately before handling any semiconductor co...

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