Refer to Circuit Diagram in
this manual and check the
circuit diagram attached on
the back of the unit.
If panel key doesn’t work
※ When the trouble is being remained after the above,
Start
Re-insert Connector,
Correct the defective
contact
NO
YES
TROUBLE SHOOTING
4-2-9) When PANEL PBA operates abnormally
1) When PANEL PBA does not light up or partially does
2) When Panel PBA buttons are not working
The connector at the
Freezer upper hinge cover
is inserted properly.
Re-insert MAIN PBA
Connector
NO
YES
MAIN PBA Connector
(CN50)is inserted
properly
YES
Re-insert Connector,
Correct the defective contact
NO
DOOR PANEL PBA
Connector is inserted
properly
NO
Defective PANEL PBA
YES
It lights up after
PANEL-PBA replacement
➀ Check F/R-Door Wiring - Short or Open Wire
➁ Check F/R-CABI Wiring - Short or Open Wire
➂ Check Short/Open on MAIN PBA or replace it
➀
Check F/R-Door Wiring - Short or Open Wire
➁
Check F/R-CABI Wiring - Short or Open Wire
➂
Check Short/Open on MAIN PBA or replace it
Cancel Child Lock and
check it again
YES
NO
Child Lock is on
Re-assemble PBA ASS'Y, Correct
any restrictions on the buttons
Being
Pressed
There are no
buttons being pressed
continuously.
NO
Re-assemble PBA ASS'Y, Correct
any restrictions on the buttons
When being separated, it works
The trouble
continues after Panel PBA cover
is separated
YES
Defective PANEL PBA
YES
After replacing
Panel PBA, it works
properly
NO
77
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