14
ED-X20EF (M1-20ED)
CPC40 connector 54104/54132
PWB assembly Main
Check at operating mode
(Make sure the state of MUTE and Volume)
No sound
infinity
about 8
Speaker
Disconnect
the speaker from the
PWB assembly Main, and
measure its
resistance.
Picture is not displayed.
Are
the splash
screen and the user menu
displayed correctly?
YES
Are
all of the
pictures from video,
s-video and component video
ports displayed
correctly?
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
PWB assembly MAIN
LCD/Lens prism assembly
OK
PWB assembly MAIN
No
PWB assembly MAIN
No
SN74LVC1G125DCK
(IS15/IS16)
EL8302IUZ
(IS02/IS03)
PWB assembly MAIN
EL8302IUZ
(IS02/IS03)
No
SN74LVC1G125DCK
(IS11/IS12)
SN74LVC1G126DCK
(IS13/IS14)
YES
NG
Содержание ED-X20EF
Страница 40: ...40 ED X20EF M1 20ED 8 Disassembly diagram See Notice 1 ...
Страница 41: ...41 ED X20EF M1 20ED ...
Страница 68: ...68 ED X20EF M1 20ED MEMO ...
Страница 86: ...MEMO ...
Страница 88: ...QR70821 Printed in Japan JE ED X20EF YK No 0580E ...