R-950A
11
CK = Check / RE = Replace
RE SHORTED POWER CORD
CK LOW POWER SUPPLY VOLTAGE
CK WALL OUTLET
CK OPENED OR SHORTED WIRE HARNESS
RE OVEN LAMP OR SOCKET
Q FOIL PATERN ON P.W.B.
P RELAY (RY-7)
P RELAY (RY-6)
P RELAY (RY-5)
P RELAY (RY-4)
P RELAY (RY-3)
P RELAY (RY-2)
P RELAY (RY-1)
O KEY UNIT
N TOUCH CONTROL PANEL
M NOISE FILTER
L
MONITOR RESISTOR
K DAMPER MOTOR
K CONVECTION MOTOR
K TURNTABLE MOTOR
K FAN MOTOR
J
THERMISTOR
I
GRILL HEATER
I
CONVECTION HEATER
H THERMAL CUT-OUT
H TEMPERATURE FUSE 150˚C
G MAIN FUSE 20A
F MONITOR FUSE M10A
E DAMPER SWITCH
E MONITOR SWITCH
E
2ND. INTERLOCK RELAY CONTROL SWITCH
E
1ST. LATCH SWITCH
D HIGH VOLTAGE CAPACITOR
C H.V. RECTIFIER ASSEMBLY
B POWER TRANSFORMER
A MAGNETRON
POSSIBLE CASE AND
DEFECTIVE PARTS
PROBLEM
CONDITION
OFF
CONDITION
COOKING
CONDITION
COMMON
MODE
MICROWAVE
COOKING
CONDITION
CONVECTION
COOKING
CONDITION
GRILL
COOKING
CONDITION
Home fuse blows when power supply cord is plugged into wall outlet.
Fuse M10A blows when power cord is plugged into wall outlet.
Display does not show anything when power cord is first plugged into
wall outlet.
Display does not operate properly when STOP/CLEAR pad is touched.
(" : " or the time of day should appear on the display with beep sound
during normal condition.)
Oven lamp does not light with door opened.
Oven lamp does not light at all.
Oven lamp light, but turntable motor does not operate.
Cooling fan motor does not operate.
The oven stops after 1 minute.
Oven does not go into a cook cycle, when START pad is touched.
Low or no power is produced during microwave cooking (The food is
heated incompletely or not heated at all)
Extremely uneven heating is produced in oven load (food).
Function of variable cooking does not operate properly except HIGH
power.
CONV indicator lights, but convection heater does not heat.
Temperature in the oven cavity is lower or higher than preset.
Convection cycle runs 3 minutes then the oven shuts down.
Grill heater does not heat.
Initial back up by convection does not work properly.
SIMUL CONVECTION COOKING CONDITION
SIMUL GRILL COOKING CONDITION
See above "Microwave Cooking Condition" and "Convection Cooking Condition".
See above "Microwave Cooking Condition" and "Grill Cooking Condition".
