NEC Multi Sync EA221WM

2-1
2. TROUBLE SHOOTING
2.1 No Power
NG
OK
NG
Check the AC power.
NG
OK
The power supply equipment is
confirmed.
The power on/off switch
is turned on.
Loosening of the power supply
connector is checked.
Check connections of
POWER PWB or MAIN PWB.
No Power
OK
NG
OK
Replace AC power cable or AC inlet.
Replace the POWER PWB.
OK
NG
The cable connector is inserted.
NG
End
Replace the MAIN PWB.