Hitachi CP-X980W Service Manual page 15

Power can not be turned on
NO
Lights orange of
standby LED ?
YES
Does "ON" with
Remote control
transmitter ?
Change the PWB
ass'y KEYBOARD.
Does power can
be turned ?
PWB ass'y KEYBOARD
Change the PWB
NO
ass'y DRIVE.
Does power can
be turned ?
YES
PWB ass'y DRIVE
NO
YES
NO
PWB ass'y DRIVE
YES
Change the PWB
NO
ass'y VIDEO.
Does power can
be turned ?
Power unit (circuit)
YES
PWB ass'y VIDEO
Does sound with
NO
"shu" when POWER
SW it on ?
Power unit (circuit)
YES
Disconnect
connector from PWB
YES
ass'y TP-SW.
And retry turn on ?
PWB ass'y TEMP
NO
CP-X980W
CP-X985W
PWB ass'y FILTER FUSE
15