Samsung DV316LEW/XAA Service Manual page 53

6-2. SYMPTOMS, DIAGNOSES AND ACTIONS
The power does not work.
Is the using voltage
normal?
Is the terminal block
connection normal?
Is the housing connection
normal?
Is the flat wire among
the main sub PCBs in good
condition?
Is the sub PCB normal?
The problem is in the main
PCB assembly.
Please replace it.
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No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Set the using voltage.
(Check AC 120/240V)
Directly connect the terminal block.
(Connect in the order of Live 2,
Neutral, Live 1)
Connect the housing.
(Check 120V for AC power)
Connect the flat wire.
(Check 12P and 13P of flat wire)
Replace the sub PCB.
(Check DCpower, signal and key)
120V 120V
240V
AC 240V
6-3