Board - Samsung RR39M7 Series Service Manual

TROUBLESHOOTING

- 1 BOARD

Self-Diagnosis Error Code Description
Error Code
No
RZ32R7*
RR39R7* RQ32R7*
RZ11M7*
1
2
3
4
5
6
7
8
Item Description
Room Sensor
Error
Slipped out Sensor
Housing, Wire-Cut,
Wire-Short, When the
Defrost Sensor
sensor pickup temp is
Error
over +65℃/149‎ ° F or
under -50℃/-58°F,
Error occurs.
EXT-SENSOR
Error
When the pertinent
Fan Error
Fan Motor works, the
failure is displayed
when the failure is the
Feed Back Signal Line
contact error, separa-
tion of the Motor Wire,
or the failure of the
C Fan
Motor itself.
The Fridge Display
blinks when the Fridge
temperature goes
Abnormal High up abnormally or the
Temperature Fridge Door is opened
error for a certain period of
time while the Refrig-
erator temperature is
high.
The error code is
Comp Starting displayed when the
Failure Error compressor has failed
to start.
The error code is
displayed when the
Comp IPM Fault
compressor IPM fault
error has occurred.
Troubleshooting
Voltage between MAIN
PCB CN30 #13 AND
#15 should be within
4.5V~1.0V.
Voltage between MAIN
PCB CN30 #9 AND
#11 should be within
4.5V~1.0V.
Voltage between MAIN
PCB CN30 #5 AND
#7 should be within
4.5V~1.0V.
The voltage between MAIN
PCB CN30 #19 ↔ #18
should be
within 7V~12V
The voltage between MAIN
PCB CN30 #20 ↔ #18
should be within 7V~12V
Check if the Door is opened
for a long time or hot foods
are kept. Remove the
cause, and it will disappear
in a certain period of time.
Check the soldering status
of the inverter PCB.
(Check if any parts have
short-circuited).
Check if the DC 16V output
is less than 1 3.5V.Check
the Comp and Cycle.
60
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