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80 HP High-Definition LCD TV Service Manual
DVI Input
No picture on the
screen
Check if PC is
working
Check DVI
connection
Check DVI-to-
HDMI adapter
Replace the main
board
Check PC
Reconnect
Replace adapter
NO
YES
YES
NO
NO
YES
Check the
HDMI cable
Check the
DVI cable
Replace the HDMI
cable
Replace the DVI
cable
YES
YES
NO
NO