Hitachi CP-X205W(C14-20N) Service Manual page 16

Picture is not displayed when the RGB signal is input
Are
the splash screen
and the user menu displayed
correctly?
Is the
picture from RGB
out port displayed correctly
on another monitor
display?
PWB assembly MAIN
Picture is not displayed when the Video, S-Video or component signal is input
Are
the splash
screen and the user menu
displayed correctly?
PWB assembly MAIN
CP-X205W (C14-20N) / CP-X305W (C14-25N)
No
YES
YES
No
PWB assembly MAIN
YES
THS7327PHP
(IS21)
No
YES
PWB assembly INPUT
Confirm
the LCD Panels
connection to the MAIN
board.
OK
PWB assembly MAIN
THS7327PHPR
(IS21)
SN74LV14APW
(IS22)
Confirm
the LCD Panels
connection to the MAIN
board.
OK
PWB assembly MAIN
16
NG
CPC36 connector
LCD/Lens prism assembly
NG
CPC36 connector
LCD/Lens prism assembly