Samsung RF23R6 Series Service Manual page 64

TROUBLESHOOTING
※ R Self-diagnostics check list
LED
F R
Comp location
detection error
constraint error
Comp low voltage
Comp over voltage
Comp IPM Shut
Item Diagnostic method
Check the Compressor connections .
Check the voltage of Resistance of R2
[0.09Ohm]
Check the soldering status of the
MAIN PCB. (Check if any parts have
short-circuited)
Check the Compressor and the Cycle.
Compressor locking Error.
Comp motor Check the Compressor and the Cycle.
Check the compressor wire
connections.
Check the input voltage.
- AC 60V (Input Power AC110~127V)
- AC 106V (Input Power AC 220~240V)
error
Check PCB bottom side soldering
state.
Check the input voltage.
- AC 155V (Input Power AC110~127V)
- AC 310V (Input Power AC 220~240V)
error
Check PCB bottom side soldering
state.
Check the soldering status of the
inverter PCB. (Check if any parts have
short-circuited).
Down Error Check if the DC 15V output is less
than 13.5V. Check the Comp and
Cycle.
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Location image