Sharp R-9H10

Pin No.
Signal
R-9HlO
16
17
18
19
20
I
21
P4 1
P40
P37
P36
P35
P34
I/O
OUT
OUT
OUT
OUT
OUT
OUT
I
Terminal not used.
Description
Cooling fan motor driving signal.
To turn on and off shut-off relay (RY6).
“L” level during both microwave and con-
vection cooking;
“H” level otherwise.
H GND
DUflng
OFF
-
ON
cookmg
-----L
CONVECTION MOTOR driving signal.
To turn on and off shut-off relay (RY5). “L” level during CONVECTION; “H” level
otherwise.
Terminal not used.
Heating element driving signal.
To turn on and off the heater relay (RY3).
“L” level during convection cooking; “H” level otherwise.
During convection cooking, the signal becomes
“H” level when the temperature of the
oven cavity exceeds the predetermined temperature.
Oven lamp and turntable motor driving signal (Square waveform: 50Hz).
To turn on and off shut-off relay (RY 1).
-_
The Square waveform voltage is delivered to the RYl driving circuit and relays (RY2,
RY3, RY5) control circuit.
4
Durmg cooktng
-
c-r- -- H
-i-
-L
20 tnsec.
c
24