Daewoo FRS-U20IV - TROUBLE SHOOTING (Cooling Issues); Freezing & Weak Cooling Issues

1. Faulty Start ( Lights OFF, Front PCB Power Dead )
TROUBLE SHOOTING
Power plug or fuse
is connected?
Start
Chage the plug or Fuse
1st power of SMPS
is ON?
Check the plug connection
from compressor room and to
CN1 of Main PCB
Yes
No
Yes
No
Main PCB Fuse is
connected?
Voltage value on
Main PCB is OK?
Wire connection of
Front PCB is OK?
Change the fuse
( on the Main PCB )
Change the Main PCB
Chage Front PCB
Checkup and connect
Front PCB wires
No
Yes
No
Yes
No
Yes
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