9.1. (Troubleshooting) Oven stops operation during cooking
SYMPTOM
CAUSE
CORRECTIONS
1.
Oven stops in 3 seconds
after
pressing start pad.
No input AC is supplied to H.V.Inverter (U)
CN702 terminals
1. Latch Switch
2. Power relay RY1
3. Loose lead wire connector CN701, CN702
Oven stops in 23 seconds
after
pressing start pad.
H.V.Inverter (U) operates by the control signals
from DPC but magnetron is not oscillating
1. Magnetron
2. Loose lead wire connector CN703
Oven stops in 1 minute
after
pressing start pad.
(Convection/Grill convection
cooking)
Oven thermistor circuit is not functioning.
1. Oven thermistor
2. Loose wiring
Oven stops in 30 seconds
after
pressing start pad. (Steam cooking)
Steam
heater
thermistor
circuit
is
not
functioning.
1. Steam heater thermistor
2. Loose wiring
3. bad conductibility between thermistor and steam
heater
2. No display and no operation at all.
Fuse is blown.
Most probably loose connection of connectors,
or door latch mechanism is not adjusted properly
1. Align door, Door Latch Switches
2. Loose wiring connectors
27
NN-CS599S
Summary of Contents for NN-CS599S
Page 2: ...2 NN CS599S ...
Page 3: ...3 NN CS599S ...
Page 5: ...1 FEATURE CHART 2 CONTROL PANEL 5 NN CS599S ...
Page 6: ...3 SCHEMATIC DIAGRAM 6 NN CS599S ...
Page 32: ...10 EXPLODED VIEW AND PARTS LIST 10 1 EXPLODED VIEW 32 NN CS599S ...
Page 40: ...11 DIGITAL PROGRAMMER CIRCUIT 11 1 SCHEMATIC DIAGRAM 40 NN CS599S ...
Page 41: ...41 NN CS599S ...
