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No sound No picture No light

Check if the power cord

is correctly connected

Yes

Connect the

power cord to the

socket

Check if there is voltage

pressure in pin6 of CN101(5V),

Replace

Remote

Yes

Replace the Power board

Still having

problems

Change

Mainboard

Check if L101ஂ1.3V ஃଞ

L102ஂ1.8VஃଞL103ஂ

3.3VஃଞD101ஂ2.5Vஃis

working

Chang

Yes

Chang U101 or U102 or U105

or D101

- 42 -

other:

can' t control

Control Board or

key board.

Haier 48D3500A Service Manual

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