Daewoo DSB-071AH, Service Manual

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85
DESCRIPTION
Micom 34 Terminal put out Buzzer Driving Pulse,
its output is driving Buzzer through Buffer.
Ocillatory Frequency of buzzer is selected by
internal Micom.
This unit is setting at 4KHz.
VCC
12V
KID 65004
MICOM
34
6 11
R4
1K
BZ1
Buzzer Driving(10)
DESCRIPTION
* When power source is put at fist, Funtion selection input is recognized.
And when the unit is running the microcomputer ignore variation of funtion selection input.
model
JS3
JS2
JS1
1K
14
15
16
30
29
28
41
40
39
27
26
1K
1K
1K
1K JS5
JS4
1K
1K
1K
1K
1K
R28
R32
R31
R30
R25
R24
R23
R35
R34
R33
R37
R29
1K
R17
MICOM
R16
R15
CA2
CA1
F5 104Z
RA1 R36
heat/low
heat/high
cool/low
MILD/HIGH
HEAT/COOL
cool/high
monitoring
6A
RA3
RA3
4A 103J
CA3
F3 104Z
103J
RA2
Function Selecting(9)