Samsung RS2511 series - Diagnosing Room Lamp Failures

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Diagnostics

8-7) When Room Lamp does not light up

1. Because Room Lamp is basically controled with Door Switch, PCB does not control it.

1) When Freezer/Refrigerator Lamps do not light up

Start

Check wires again

Note

DOOR OPEN

Is DOOR OPEN?

YES

Change DOOR SWITCH

Is DOOR SWITCH normal?

YES

Change LAMP

Is Room LAMP(R,F)

normal?

YES

Main Page

Important Safety Notice2
Table of Contents3
Safety Instructions on Service4
Mechanical Disassembly6
3-1) Refrigerator Disassembly7
Control Panel7
Door Gasket7
Door Handle7
Refrigerator Door Light Switch7
Gallon Door bin8
Plastic Drawers in Refrigerator8
Refrigerator Light8
Tempered Glass Shelf8
Water Filter8
Damper in the Refrigerator9
Refrigerator Thermistor9
Twin Cool in the Refrigerator9
Warranty Information9
- 3-2) Freezer Disassembly10
- Door bin in Freezer10
- Freezer Door Light Switch10
- Freezer Shelf10
- Plastic(Wire) Drawer in Freezer10
- Auger Motor Case11
- Ice Dispenser & Ice Maker11
- Evaporator Cover in Freezer12
- Evaporator Fan Motor12
- Freezer Light12
- Ambient Thermistor13
- Evaporator in Freezer13
- Freezer Thermistor13
- Ice-Maker Thermistor13
- Condenser Fan14
- Machine Compartment ＆ Electrix Box14
- Sub-Condenser14
- Water Solenoids14
Mechanical Disassembly14
- 3-3) Machine Compartment Disassembly14
Circuit Diagram15
Operation Principles by Parts of Circuit16
- Oscillation Circuit16
- Power16
- Eeprom Detection Circuit17
- Reset Circuit17
- Door Switch Detecton Circuit18
- Temp Sensing Circuit19
- Temp to Resistance of Sensor & MICOM PORT Voltage20
- Damper Circuit21
- DISPLAY Circuit21
- Key Scan21
- Display Operation22
- Grid Wave Pattern22
- Comp & Defrost Heater Equivalent Circuit23
- Load Control Circuit23
- Ice Maker Operation Circuit24
- Jumper USE OP225
- OPTION Circuit25
- Measure Load Terminals26
- Reference for Circuit Diagnostics26
- Check SENSOR27
- Service Parts List for Circuit28
Introduction29
Attaching Doors30
Installation30
Removing Doors(Freezer)30
Nomenclature31
- Electrical Specifications32
- No Load Performance32
- Refrigeration System32
Specifications32
Freezer33
Interior Views and Dimensions33
- Refrigerator33
- Shelves and Bins33
- Dimensions of Refrigerator34
- Refrigerant Route in Refrigeration Cycle36
Refrigeration Cycle and Cool Air Circulation Route36
- Cool Air Circulation37
- Display Design38
Function & How- To-Use by Products38
- Freezer Temp Setting39
- Power Freezing39
- Refrigerator Temp Setting39
- Temp Control39
- Child Lock40
- Cube/Crushed/Ice off Selection40
- Filter Reset or Light40
- Ice Dispenser & Water Dispenser40
- Conditions for Initialization41
- Fan Motor Delay (Compressor Room)41
- Ice Maker41
- Movement for Initialization41
- Judgment of Water Supply by the ICE-TRAY Temp Sensor42
- Specifications for Water Supply42
- Specifications of Water Supply Movement Upon Pressing the Ice Test S/W42
- Water Supply42
- Assumption of the Ambient Temp of Higher than 64.4F/ 18C43
- High Water Pressure43
- Low Water Pressure43
- Low Water Pressure - High Water Pressure43
- Detailed Movements by Step During the Ejection44
- Errors and Handling Methods During the Ejection44
- Ice Ejection44
- Defrost45
- Ejection Movement TIMING CHART45
- Ice Test45
- Alarm46
- Button TOUCH46
- Restoration of Operation Conditions for Power Failure46
- Test (Forced Operation / Forced Defrost)46
- Forced Operation47
- Exhibition Mode48
- Forced Defrost48
- TEST Cancellation MODE48
- Self-Diagnosis49
- Details of Self-Diagnosis Lighting by50
- Self-Diagnosis During Normal Operation50
- Self-Diagnosis with Initial POWER on50
- Load Status Display51
- Details by LED on Locations Indicating Load Status52
- Option Setting52
- Freezer Temp Shift Table57
- Option Table57
Diagnostics58
- When Power Is Not Supplied58
- Refrigerator Temp Sensor Trouble59
- When There Is a Trouble with Self Diagnosis59
- Defrost Sensor Trouble60
- Freezer Temp Sensor Trouble60
- Pre-Check61
- When COMP Does Not Operate61
- When FAN & DAMPER Does Not Operate62
- When Refrigerator DAMPER Does Not Operate63
- When Comp Cooling Fan Does Not Operate64
- When Defrost Does Not Operate65
- When Alarm Sound Continues Without Stop67
- When “Beep Beep ” Sound Continues67
- When “Ding Dong ” Sound Continues67
- When PANEL PCB Doesn’t Light up68
- When PANEL PCB KEY Is Not Selected68
- When Room Lamp Does Not Light up69
- Dispenser Lamp Malfunction70
- When Water Valve Does Not Operate71
- When Crush (Crushed Ice ) & Cube (Cubed Ice) Does Not Operate Well72

Samsung RS2511 series - Diagnosing Room Lamp Failures

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