Samsung RS68N Series Service Manual page 87

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PRECAUTIONS(SAFETY WARNINGS)
4-5-5. When PANEL PBA operates abnormally
1) When PANEL PBA does not light up or partially does
if display in fridge does not
light up or partially does,
skip the step.
If panel key doesn't work
2) When Panel PBA buttons are not working
※ When the trouble is being remained after the above,
The connector at the
Freezer upper hinge cover is inserted
properly.
MAIN PBA Connector
(CN50, CN13, CN11) is inserted
DOOR PANEL PBA
Connector is inserted
properly
It lights up after
PANEL-PBA replacement
① Check F-Door Wiring - Short or Open Wire.
② Check F/R-CABI Wiring - Short or Open Wire.
③ Check Short/Open on MAIN PBA or replace it.
Child Lock is on
There are no
buttons being pressed
continuously.
The trouble
continues after Panel PBA cover
is separated
After replacing
Panel PBA, it works
properly
① Check F/R-Door Wiring - Short or Open Wire.
② Check F/R-CABI Wiring - Short or Open Wire.
③ Check Short/Open on MAIN PBA or replace it
Start
NO
YES
NO
properly
YES
NO
YES
YES
NO
YES
NO
Being
Pressed
NO
When being separated, it works
YES
YES
NO
87
Re-insert Connector,
Correct the defective contact
Re-insert MAIN PBA Connector
Re-insert Connector,
Correct the defective contact
Defective PANEL PBA
Cancel Child Lock and check it
again
Re-assemble PBA ASS'Y, Correct
any restrictions on the buttons
Re-assemble PBA ASS'Y, Correct
any restrictions on the buttons
Defective PANEL PBA