Hitachi CP-X608, Service Manual

Page: 16 / 111

16
CP-X608(EDX40WL)
Picture is not displayed when the RGB signal is input
Are
the splash screen
and the user menu displayed
correctly?
YES
YES
Is the
picture from RGB
out port displayed correctly
on another monitor
display?
YES
Is the
message of ”
No input is detected on
**” or “Sync is out of range on
**” displayed on the
screen?
Confirm
the LCD Panels
connection to the MAIN
board.
No
CPC36 connector
PWB assembly MAIN LCD/Lens prism assembly
OK
PWB assembly MAIN
No
SN74LVC1G97
(IS06/IS07)
EL8302IUZ
(IS01/IS02)
PWB assembly MAIN EL8302IUZ
(IS01/IS02)
No
SN74LVC1G97
(IS04/IS05)
YES
NG
Picture is not displayed when the Video, S-Video or component signal is input
Are
the splash
screen and the user menu
displayed correctly?
YES
Confirm
the LCD Panels
connection to the MAIN
board.
No
CPC36 connector
PWB assembly MAIN LCD/Lens prism assembly
OK
NG
PWB assembly MAIN PWB assembly INPUT