12. TROUBLESHOOTING
PCB Check (Simplify)
Test Mode
Power Off
Power On
PCB OK
Replace Driver PCB
N
Y
Time>30sec
& V
≒
200
Con201
Disconnect
A-inverter
TEST 1 Mode
Protection Logic
Check Voltage about 200V
past 30second after turn on
Troubleshooting
N
Y
N
N
Y
Y
Y
N
N
N
Y
Y
Y
N
N
Y
Y
N
N
Not
Cooling
Y
N
N
N
N
N
Y
N
Y
Recheck
LED blink 1
LED blink 7
LED blink 5
LED blink2
LED blink6
Reset
Reset
Reset
Reset
LED blink 1
LED blink 7
Replace Driver PCB
Comp.
Check?
Replace Driver PCB
LED blink 5
LED blink2
Heavy Repair
Heavy Repair
Comp.
Work?
Comp.
Check?
Replace Comp.
Comp.
Work?
Comp.
Check?
Harness
Check?
Leakage?
Recheck
Reset
LED blink6
Heavy Repair
k
c
e
h
c
e
R
ri
a
p
e
R
y
v
a
e
H
Replace Driver PCB
Comp.
Work?
Comp.
Check?
Refrigerant
leak ?
IPM output
>
80V-20%
Refrigerant
leak?
Recheck
Fix Harness
Comp.
Work?
Comp.
Check?
Leakage?
Recheck
Reset
Check C
LED
Blink?
Ref.
Comp
FC75(A-Inverter)
Refer
TEST1
Forced Starting
TDC (Full Stroke)
Display & sound
Display ON, Buzz 1 time
-
45
-
Содержание LFC25776SB
Страница 14: ... 8 5 CIRCUIT DIAGRAM 14 ...
Страница 16: ... 8 16 7 PCB Picture 7 1 Main PCB P No MFG Picture CON7 CON5 CON201 CON4 CON3 CON2 CON1 EBR74796405 2013 03 ...
Страница 17: ... 8 7 2 Display PCB Sub PCB P No Display PCB Picture CON01 17 EBR42479314 2013 03 ...
Страница 65: ...WATER AND ICEMAKER PARTS CAUTION Use the part number to order part not the position number 619A 627A 600B 600F ...
Страница 66: ......