4-2-4) When Panel Pcb Operates Abnormally - Samsung RSA1Z Series Service Manual
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Also See for RSA1Z Series:
- User manual (42 pages) ,
- User manual (40 pages) ,
- User manual (40 pages)
Table of Contents
TROUBLE SHOOTING
4-2-4) When PANEL PCB operates abnormally
1) When PANEL PCB does not light up or partially does
Refer to Circuit Diagram in
this manual and check the
circuit diagram attached on
the back of the unit.
When PANEL KEY is
not selected
2) When Panel PCB buttons are not working
When the trouble is being remained after the above
Start
The connector at the
Freezer upper hinge cover
is inserted properly.
MAIN PCB Connector
(CN50)is inserted
properly
DOOR PANEL PCB
Connector is inserted
properly
It lights up when
PANEL-PCB is being
replaced
Check F-Door Wiring - Short or Open Wire
Check F-CABI Wiring - Short or Open Wire
Check Short/Open at MAIN PCB Panel Lamp Circuit
Child Lock is on
There are no buttons
being pressed
continuously.
The trouble continues
with PCB being
removed
When PANEL-PCB is
being replaced, it
works normal.
Check F-Door Wiring - Short or Open Wire
Check F-CABI Wiring - Short or Open Wire
Check Short/Open at MAIN PCB Panel
Communication/Power-Supply Circuit
NO
YES
NO
YES
NO
YES
YES
NO
YES
NO
Being
Pressed
NO
When being separated, it works
YES
YES
NO
62
Re-insert Connector,
Correct the defective
contact
Re-insert MAIN PCB
Connector
Re-insert Connector,
Correct the defective contact
Defective PANEL PCB
Cancel Child Lock and
check it again
Re-assemble PCB ASS'Y, Correct
any restrictions on the buttons
Re-assemble PCB ASS'Y, Correct
any restrictions on the buttons
Defective PANEL PCB
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