No Power Troubleshooting - Eiki EK-620U Service Manual

3-3 No Power Troubleshooting

No power
Troubleshooting
Is the power cord connected
securely at unit and power
source?
Yes
Is the power source
providing AC voltage?
Yes
Is the top cover
Securely in place and
properly fastened?
Yes
Change power supply
Continue function test and
refer to other troubleshooting
once the power LED light
No
Properly connect power cord at unit
and AC power source
No
No
No
Change main board
Supply AC voltage
(100V~240V)
Ensure the top cover in
it´s correct closed
posistion
EK-620U/EK-621W 3-3