hi guys

ive a d620 here that it turned on but not show any display(no lvds/no crt)
it use about 0.9A
cpu n vga chipset warm slowly

i reprogam bois
repace vga chipset with new one

but no change

all voltages are ok

I hear a whistling sound from cpu area
i hear it when i turned it on

can u help me solve this problem?

R EZ A
check EDID and LVDS cable.
Is this display from Dell?
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