60
TROUBLESHOOTING
Self-diagnostics check list
Trouble contents
Item
LED
F
R
Diagnostic method
FZ-Sensor Error
FF-Sensor Error
FZ-DEF-Sensor Error
FF-DEF-Sensor Error
Ambient-Sensor Error
Flex room-Sensor Error
The voltage of MAIN PCB CN30- “6”
↔
N76-”1”:
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- “5”
↔
N76-”1”:
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- “8”
↔
N76-”1”:
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN78- “8”
↔
CN78-
”12”: shall be between 4.5V~1.0V
The voltage of MAIN PCB CN78- “9”
↔
CN76-”1”:
shall be between 4.5V~1.0V
Humidity-Sensor Error
The voltage of MAIN PCB CN30- “1”
↔
CN30-”7”:
shall be between 4.5V~1.0V
Display error : separation of
sensor housing part, contact
error, disconnection, short
circuit.
Display error of detecting
temperature of sensor :
more than 149
。
F(+65
℃
) or less
than -58
。
F(-50
℃
)
Separation of sensor housing part,
contact error, disconnection, short circuit
Ice Maker(FF)
Sensor Error
The voltage of MAIN PCB CN90- “1”
↔
CN90-”7”:
shall be between 4.5V~1.0V
Display error : separation of sensor
housing part, contact error,
disconnection, short circuit.
Display error of detecting temperature of
sensor : more than 149
。
F(+65
℃
) or less
than -58
。
F(-50
℃
)
Ice Room Sensor Error
The voltage of MAIN PCB CN78- “10”
↔
CN78-
”1”: shall be between 4.5V~1.0V
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
FZ-FAN Error
The voltage of MAIN PCB CN76- “3”(Yellow)
↔
CN76-”1”(Gray): shall be between 7V~12V
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
FF-FAN Error
The voltage of MAIN PCB CN76- “4”(Orange)
↔
CN76-”1”(Gray): shall be between 7V~12V
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
C-FAN Error
The voltage of MAIN PCB CN76- “5”(Sky-blue)
↔
CN76-”1”(Gray): shall be between 7V~12V
Separation of freezer compartment
defrost heater housing part, contact
error, disconnection, short circuit or
temperature fuse error.
Display error : the defrosting does not
finish though fresh food compartment
defrost is heating continuously for more
than 70 minutes.
FZ-DEF Error
After separating MAIN PCB CN70 wire from PCB,
resistance value between CN70 Brown
↔
CN70
Gray shall be 63(230) ohm
±
7%.(Resistance
value is varied by input power)
0 ohm : heater short,
∞
ohm : wire/bimetal open
(Must power off)
The voltage of MAIN PCB CN30- “3”
↔
N76-”1”:
shall be between 4.5V~1.0V
AW3 SM-EN 2011.3.31 2:55 PM 페이지60 in
Содержание RF4287HABP
Страница 17: ...18 PRODUCT SPECIFICATIONS 2 5 Dimensions of Refrigerator Inches AW3SM EN2011 3 312 52PM페이지18 in ...
Страница 20: ...21 PRODUCT SPECIFICATIONS 2 7 1 PRINCIPLE OF FREEZEER BACK CLUSTER PIPE AW3SM EN2011 3 312 52PM페이지21 in ...
Страница 86: ...87 TROUBLESHOOTING IPM FREEWHEELING DIODE VOLTAGE VALUE AW3SM EN2011 3 312 56PM페이지87 in ...
Страница 96: ...97 TROUBLESHOOTING SPM Internal DIODE Voltage AW3SM EN2011 3 312 56PM페이지97 in ...
Страница 98: ...99 TROUBLESHOOTING INVERTER PCB Circuit Diagram AW3SM EN2011 3 312 56PM페이지99 in ...
Страница 115: ...116 EXPLODED VIEW PARTS LIST 5 6 Disassembly of Door Refrigerator R 5 1 3 2 6 4 5 5 AW3SM EN2011 3 312 57PM페이지116 in ...
Страница 122: ...123 6 3 Connector Layout with part position Main Board PCB DIAGRAM 6 3 1 RF4287HA AW3SM EN2011 3 312 57PM페이지123 in ...
Страница 123: ...124 6 4 Connector Layout with part position Inverter Board PCB DIAGRAM 6 4 1 RF4287HA AW3SM EN2011 3 312 57PM페이지124 in ...
Страница 124: ...125 7 1 Model RFG295AA BETTER 7 WIRING DIAGRAM BLU BLU AW3SM EN2011 3 312 57PM페이지125 in ...
Страница 125: ...126 7 2 Model RF4287AA BEST 7 WIRING DIAGRAM AW3SM EN2011 3 312 57PM페이지126 in ...
Страница 126: ...127 7 3 Model RFG299AA 7 LCD 7 WIRING DIAGRAM BLU BLU AW3SM EN2011 3 312 57PM페이지127 in ...
Страница 127: ...128 7 4 Model RFG294AA SEARS 7 WIRING DIAGRAM AW3SM EN2011 3 312 57PM페이지128 in ...
Страница 128: ...129 8 1 Whole block diagram 8 SCHEMATIC DIAGRAM 8 1 1 MAIN BLOCK RF4287 AW3SM EN2011 3 312 58PM페이지129 in ...
Страница 129: ...130 8 SCHEMATIC DIAGRAM 8 1 2 INVERTER BLOCK RF4287 AW3SM EN2011 3 312 58PM페이지130 in ...
Страница 130: ...131 8 2 CIRCUIT DIAGRAM SCHEMATIC DIAGRAM 8 2 1 MAIN AW3SM EN2011 3 312 58PM페이지131 in ...
Страница 131: ...132 SCHEMATIC DIAGRAM 8 2 2 INVERTER AW3SM EN2011 3 312 58PM페이지132 in ...