Sanyo SBM-20 - HOW TO USE YOUR BREADMAKER; Pre-Baking Procedures

6)
7)
Control circuit for inner temperature
●
Circuit diagram
21
,
TH1
TR5
24
25
23
R14
TR2
()
C3
C8 +
18
42
IC3
I
VDD
P21
P20
P22
PI l/lNTl
Vss
●Description of operation
(1) The circuit controls the inner temperature during the timer setting and start of operation.
Oscillator circuit
+Circuit diagram
xl
------- . .. ... 1
8) Buzzer circuit
●
Circuit diagram
5
n;
4
d
.>
42
x2
ICI
xl
Vss
POWER SUPPLY UNIT < : >
CONTROL UNIT
21
R20
+ }
: RI
22
TRI
VDD
ICI
P231BZR
Vss
-