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4. Troubleshooting
SYMPTOM
DIAGNOSIS
REMEDY
Convection fan is
not rotated .
Check whether Convection fan
relay (Ry08) on sub PCB and
connector(CN01) is in normal .
*
Replace or repair Relay .
*
Replace or repair connector .
Make sure whether harness between
connector(CN04, CN05) on sub PCB
and connector(CN04, CN05) on main
PCB has been connected normally .
*
Replace or repair harness .
*
Replace or repair connector .
*
Replace sub PCB .
It has smell or
smoke when oven
has been started
initially .
This is in normal state .
*
It has smell or smoke with burning dirt in
oven or a foreign substance when oven has
been working initially .
*
Ventilate after getting self cleaning mode to
work .
LED display
is a little bit
dim partially or
invisible entirely .
*
LED display is inferior .
*
Replace main PCB .
There is not
buzzer beep
sound when
keypad is being
worked .
Check the state of buzzer on main PCB
and whether PCB pattern have a short
circuit or has been open .
*
Replace or repair main PCB .