Operation Sequence - Sharp R-4P58 Service Manual

Microwave oven with grill and bottom heater
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OPERATION SEQUENCE
OFF CONDITION
IMPORTANT:
"
Figure O-1 on page 29
1. The oven display will flash "PRESS STOP" in 6 lan-
quage.
"SELECT LANGUAGE" in 6 language.
3. Select language as follows.
4. Set the clock as follows.
NOTE:
'
3. When the oven door is opened, the oven lamp comes
on at this time.
MICROWAVE COOKING CONDITION
HIGH COOKING
Enter adesiredccokingtime by turning the TIME/WEIGHT
knob and start the oven by pressing START button.
Function sequence Figure O-2 on page 30
CONNECTED COMPONENTS
RELAY
Oven lamp, Turntable motor
RY1
High voltage transformer
RY2
Grill heating element
RY3
Bottom heating element
RY4
Fan motor,
RY5
wiich
ontact
ondition
During
Oven Door
Cookin
Open(No cookin
Primary latch Switch
COM-NO
Closed
Opened
Stop switch
COM-NO
Closed
Opened
Monitor Switch
COM-NO
Closed
Opened
COM-NG
Opened
Closed
6. MONITOR SWITCH CIRCUIT
100%
24 sec. ON
32 sec. ON
Approx. 100%
8 sec. OFF
SETTING
18 sec. ON
14 sec. OFF
50%
Approx. 50%
12 sec. ON
20 sec. OFF
Approx. 30%
26 sec. OFF
Approx. 10%
30%
6 sec, ON
10%
approx.
3seconds are needed for heating up the
magnetron filament.

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