Hitachi PJ1065 Service Manual page 14

Power can not be turned on
Is power LED lit
in orange ?
YES
PWB ass'y KEYBOARD
Change the PWB
ass'y DRIVE.
Does power can
be turned on ?
YES
PWB ass'y DRIVE
14
NO
NO
Does Projector turn
on by Remote ?
YES
Change the PWB
NO
ass'y KEYBOARD.
Does power can
be turned on ?
PWB ass'y DRIVE
YES
NO
Change the PWB
ass'y VIDEO.
Does power can
be turned on ?
YES
PWB ass'y VIDEO
It there sound like
"shu" when the Projector
turns on ?
YES
Disconnect
connector from PWB
ass'y TP-SW.
Does projector turn
on ?
NO
NO
Power unit (circuit)
NO
Power unit (circuit) PWB ass'y FILTER
YES
PWB ass'y TEMP
FUSE