Daewoo FR-581NT, Service Manual

Page: 31 / 31

4) Circuit and wiring diagram
29
1 2 3 4
5
6
7
8
9
10
11
12
1
1 2 3 4
5
6
7
8
9
10
11
1
11
2
12
3
13
4
14
5
15
6
16
7
17
8
18
9
VCC
18
01 17
02 16
03 15
04 14
05 13
06 12
07 11
08 10
GND
16
01
15
02
14
03
13
04
12
05
11
06
10
07
9
COM
1
11
2
12
3
13
4
14
5
15
6
16
7
17
8
GND
16
COM
15
04
14
14
13
& GND
12 11
13
10
03
9
COM
1
VCC
2
01
3
11
4
HEAT
& GND
5
SINK
6
12
7
02
8
VCC
TD62308BP (LOW INPUT ACTIVE 1.5A DRIVER)
HEAT SINK
TD62783AP (DARLINGTON DRIVER)
ULN2004A
g1 g2 g3 g4
f1 f2 f3 f4
e1 e2 e3 e4
d1 d2 d3 d4
c1 c2 c3 c4
b1 b2
b3
b4
a1
14 15 S/M 9,10
13 7 8 Fuzzy
11 12 6 5
3 1, 2 FR 4
Fuzzy Q.R Q.F S/M
REF FRZ FR S/M
R/H R/M R/L R/E
F/E F/L
D5 D6
D1 D2 D3 D4
SW3 SW1 SW2 SW4
1
2
3
4
5
6
7
8
9
10
11
12
13
1
6
7
12
13
D7 D8
F/M F/H
a2 a3 a4
JIG-PCB
F-PCB
M-PCB
SET
Fuzzy
FRZ
REF
TD623088B
R52
R53
R50
R51
XIN
Vss
R42
R43
R44
R45
R46
R47
R48
R49
R03
CE01
R06
R04
R05
CC10
CC08
CC07
CC13
R33
R34
R31
R30
R29 R28
4.7K 4.7K
CC06
TMP87CH46N
SW01
R07
D1
1N4148 CC24
IC07
1K
R01
1K
R02
1K
R40
CC20 CC21
CC22 CC09
CC23
IC08
TD62783AP
CN08
CN01 CN06
CN01
CN04
CN05
CN07
4
42
30
29
28
27
26
25
24
23
22
5
6
7
8
16
15
14
13
12
11
10
9
17
40
41
18
19
20
21
39
3
2
1
36
32
33
34
35
37
38
1
2
3
5
4
6
7
8
10
9
11
12
13
14
15
16
31
4M
R41
0.1
µ
F
10 9
11 8
12 7
13 6
14 5
15 4
16 3
17 2
18 1
7 6
2 3
15 14
10 11
4 9
5 1
12 16
13 8
3
4
2
+
+
+
+
+
+
+
+
SCAN A
VDD
F-S
D-S
R1-S
R2-S
RT-S
R-S
OVERWARM
R-S
OVERCOOL
D-HTR
RE TURN
VAREF
FREQ
CHECK
IC05
COMP
HTR
F-FAN
BUZZER
R-FAN
DOOR S/W
CHECK
SCAN B
SCAN C
R08
CE02
CE03
CE04
CE06
R10
R12
R17
RT-SENSOR
SCAN D
KEY INPUT
R09
25.7K
R11
30.1K
R18
15K
R13
31.4K
F-SENSOR
D-SENSOR
R1-SENSOR
R14
2.15K
IC02 D4
1N4002
IC01
CC03
VS-12MB
RY1
UT-205
RY2
UT-205
RY3
MC03
R37
VAR2
R35 02
1N5399
R32
750ohm
03
IC04
IC06
4
2
3
3
9
11
3 2
1
PC817
R36
47K
47K
R19
R22
R25
CC02
0.1
µ
F
CC01
R20
R23
R21
R24
31.4K
R26
19.6K
R27
30.1K
CC19
CC11
CC04
CC05 CE09
CHGND
CE07
7812
IC03
5V
7805
CC12
0.1
µ
F
CC14
CC15
CC16
CC18
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
TEST
RESET
(8MHz)
XOUT
V
SS
XIN
KEY
DEMO S/W
POWER OFF
CHECK
‰ˆ £· ˆ
BZI
ULN2004A
BD1
POWER CORD
W
G
Y
BL
W
BL
CE08
1000
µ
F
FUSE 1.5A
3 1
4 2
240V 13W
BL
P-RELAY
F-ROOM
R-ROOM
S/W
DOOR
COMP
C-FAN
F-FAN
VAR1
R38 MC01 R39 NC02
CN01
CN01
PCB TRANS
220V AC
1. The RESISTOR value which has not
displayed time constant is 10K 1/4W.
2. The CERAMIC CONDENSOR which
been displayed time constant is 0.01
µ
F.
3. The CONDENSER which has not been
displayed time constant is 10
µ
F.
4. The DIODE which has not been
displayed its model name is IN 4148.
5.
R20
open
10K
jump
R21
jump
10K
open
TEMP
3˚C
5˚C
7˚C
CN02
CN03
R/C
S/C
FUSE TEMP
11:51:38
GY
DEFORST
HEATER
70+/-5˚C
R L
O
L
W
L
L
B
V
BL
Y
R
L
W
R
P
R
BR
8 JAN 1995
-14V M5.00mm Ch1 Ch1 50.0V
50.0V 5.00mm
:1V
:-101V
C1 RMS
59.6V
:2mV
:-2mV
ReCall
Wavelorm
ReCall
from file
:2mV
:-2mV
Save Vim
Ch1
Delete
Rets
File
Utiles
Save formal
Mgthcee
C1 RMS
245.4mV
C1 RMS
14.20V
:2mV
:-2mV
C1 RMS
14.20V
S JAM 1996
11:41:07
400mV M5.00mm Ch1 10.0V
S JAM 1996
11:41:07
5.9V M5.00ms Ch1 5.00V