NEC Multi Sync EA221WM Service Manual page 13

1
Check connections of MAIN PWB
or POWER PWB or FFC Cable.
OK
Replace the MAIN PWB.
NG
Replace the POWER PWB.
NG
Replace the FFC Cable.
NG
Replace the LCD panel.
2
Replace the LCD panel.
NG
Replace the POWER PWB.
NG
OK
OK
OK
OK
2-4
OK
OK
The cable connector is
inserted.
End
3