Samsung HABANA NP-P50 Series, Руководство по обслуживанию

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5- 2
5. Troubleshooting
2) Debugging Flow Chart
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Start
Power on
Power on?
Check Ontop board
& cable
Check there is
any short in the
main board.
NO
Check Adapter and
Battery.
No problem
Solution : Replace the defected part or revise the connectivity..
Change Mainboard
and check it.
LCD display is OK ?
Check LCD cable.
Check LCD
Panel and
Inverter
Check RAM and
replace it.
YES
Chexk External
Graphic board.
Keyboard function is OK?
Check Keyboard
connection and
replace it.
HDD and ODD
recognition is OK
in CMOS ?
Check the connection
and change the unit.
OS booting is OK?
OS is corrupted ?
Touchpad
function is OK?
Check Touchpad
FFC
Check Touchpad
Interface board
Check Touchpad
cable.
Change
Touchpad, and
check function.
YES
It is
problem.
YES
NO
NO
NO
YES
YES
YES
NO
It is
problem.
It is
problem.
No problem
No problem
No problem
It is
problem.
It is
problem.
It is
problem.
It is
problem.
It is
problem.
It is
problem.
No problem
No problem
No problem
No problem
No problem
No problem
It is
problem.
It is
problem.
It is
problem.
It is
problem.
It is
problem.
No problem
No problem
No problem
No problem
Change Mainboard
and check it.
Change Mainboard
and check it.
Change Mainboard
and check it.
Solution : Replace the defected part or revise the connectivity..
Solution : Replace the defected part or revise the connectivity.