Troubleshooting Else - Kenmore 796.40019 Service Manual

8-5. TROUBLE SHOOTING ELSE
CAUTION
1. Be careful of electric shock if disconnecting parts while troubleshooting.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
NO POWER
Is the supplied voltage
120V AC?(+10%, -15%)
Yes
Is the current rating of
multi-outlet power strip
enough?
(Avoid connecting several
electric devices.)
Yes
Check the connectors at the
main PCB and the line filter.
Are the connectors loose or
disconnected?
No
Check the
fuse or reset
No
the circuit
breaker
Alternate with
No
explanation
Reconnect
or repair
Yes
the connector
33
Is LED on while the power
is on?
Yes
Is three pin wire of
display PWB broken?
Display PWB
Connecting connector
MAIN PWB~ Display PWB
Replace the
No
MAIN PWB
ASSEMBLY
Main LED
Replace the
No
DISPLAY
PWB
ASSEMBLY