NR-D513XB-S8, NR-D513XR-S8 - Panasonic Home Appliance Service Manual (repair manual). Page 10

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"MAX"LED: light off
"MED"LED: light on
"MIN"LED: light on
"QUICK DEODORIZER"LED: light on
"QUICK FREEZING"LED: light off
CODE(H50)
*Replace control PCB.
  (Circuit problem happens between IC1
   and IC 201).
"MAX"LED: light on
"MED"LED: light off
"MIN"LED: light off
"QUICK DEODORIZER"LED: light off
"QUICK FREEZING"LED: light off
CODE(H52)
YES
NO
*Check power supply.
 (Over voltage or low voltage supply at power
source )
or *Replace Control PCB .
    (Faulty at compressor control  circuit)
YES
"MAX"LED: light off
"MED"LED: light on
"MIN"LED: light on
"QUICK DEODORIZER"LED: light off
"QUICK FREEZING"LED: light on
CODE(H41)
*Check power supply .
  ( Low voltage supply at power source )
YES
NO
NO
4.Troubleshooting Guide
4.1 Symptom 1. Refrigerator  have not cooling at all.
 Compressor does not run
"MAX"LED: light off
"MED"LED: light on
"MIN"LED: light on
"QUICK DEODORIZER"LED: light off
"QUICK FREEZING"LED: light off
CODE(H40)
*Replace Control PCB .
  (Faulty at compressor control  circuit)
or *Replace compressor.
    (Compressor Lock)
YES
‧Press "QUICK FREEZING" botton 1~2 sec ,then release
 Check compressor is running or
not.
YES
 Check compressor is running or
not.
NO
Check compressor side of
connector dropped
or not.
*Reconnect  compressor
side of connector.
NO
YES
Check control PCB of
compressor  of connector
dropped or not.
YES
*Reconnect  control
PCB of compressor  of
connector.
NO
‧Press "QUICK FREEZING" botton 10~13 sec
-9-
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