LG LSC27931SB Service Manual

- 35 -
- 33 -
LD202
52
P51
LD217
(2f)
P02(TX)
R431
27
4.7K
R213
(1c)
R203
PIN
LD210
10K X 9
3
LD238
54
22
(Rä -()
3
4.7K
P36
R205
R428
2
(5b)
(1d)
57
(Tx)
TMP86FS49F
01
4.7K
4
-
LD224
LD225
LD211
R211
4.7K
5
LD232
CC301
4.7K
3
53
16
P31
-
(2b)
26
LD203
(2d)
R214
LD233
58
59
OP3
P65
4.7K
240,1W
61
(4c)
R206
4.7K
CC406
4
IC203
(5f)(4f)
4.7K
1
LD204
4.7K
4.7K
4.7K
P30
P01(RX)
240,1W
LD205 LD240
(Fä -()
-
OP1
KID65003AF
(4b)
(3e)
(5d)
R209
CON104
25
LD231
R501-509
P54
(Vdd)
P67
03
P33
(3b)
(3SEC fig.)
14
OP2
8
SW301
LD218
LD237
LD239
102
240,1W
P52
P63
(1e)
(5c)
P32
60
OP2
(GND)
100
R427
R204
R202
100
(3c)
OP1
LD219LD212
TEST
R212
(1f)
(Rä T()
11
-
(4e)
(2c)
8
LD213
R432
R301
13
(Rx)
R426
15
02
4
4.7K
240,1W
(3f)
P64
(5e)
LD209
4.7K
R207
ULN2003AF
240,1W
(4d)
15
4.7K
‘Å
P62
P34
OP3
R208
12
2
LD234LD206
4.7K
6
63
LD216
P66
56
24
5
LD241
R433
(1b)
LD223
14
102
R430
R429
62
12
9
(3d)
P50
23
(-)
P35
LD227
(2e)
GND
IC101
240,1W
11
LD230
1
LD226
2
-
OPTION PIN $
R215
LD220
28-33,36-37,55
(1f)
180,1W
"01" ‘Å Ü
(I/P fig.)
R219
180,1W
(BUZZ fig.)
LD242
120,1W
LD235
L243,244
(CUBE fig.)
L251,252
LD221
L249,250
L255,256
R217
LD228
L245,246
L260-262
240,1W
LD214
(5f)
"01" ‘Å Ü
(Month fig.)
(CRUSH lbl.)
L257-259
(2f)
L247,248
(CUBE lbl.)
R216
L266-268
L253,254
(I/P lbl.)
(4f)
(LOCK fig.)
R218
(LIGHT fig)
L263-265
(CRUSH fig.)
LD207
(3f)
R302
4.7K
R303
4.7K
R304
4.7K
R305
4.7K
R306
4.7K
CC302
102
CC303
102
102
CC304 CC305
102
102
CC306
SW302
SW303
SW304
SW305
SW306
(Empty Flash P/NO
= EAN30784301)
LD254
LD257
LD235
LD242,243
(BUZZ fig.)
LD214
LD246,247
LD207
(5f)
LD256
(CRUSH lbl.)
LD255
(3f)
L2D50,251
(2f)
LD244,245
LD221
(I/P fig.)
(4f)
LD248,249
(LIGHT fig)
LD228
(1f)
LD252,253
(LOCK fig.)
(CUBE lbl.)
-
-
(Tact/Touch)
(3D/DIOS)
(F/C)
04
-
-
- -
- -
-
0605
-
16
104
SK
5
P61
P10
CE102
2K
12V
(4a)
104
2
BUZZER
/50V
17
RESET
2K
(GND)
2K
(WATER VALVE)
2
Q101
R401
BM-20B
LD229
104
50
1
R102
(DISPENSER LAMP)
+
Q106
CC404
R201
R410
Q109
P07
220
6
3
5
(3a)
1K
KTA1298S
LD201
3
R405
CON103
Q103
R418
2
19
4.7K
5
45
13
1uF
P44
7
R425
3
4.7K
Varef
43
R409
100uF
KRC106S
(SOLENOID DISPENSER)
CC108
2K
9
15K
(12V)
1
104
P17
R412
Q102
(SOLENOID CUBE)
8
Vss
R108
4
R415
CSTCE8M00G55 8.00M
/50V
KRC106S
P12
1
LD215
5.6V
(GND)
64
4.7K
CC403
R404
DO
CC103
15K
R101
TD62783AF
(5V)
5
R111
/25V
39
47uF
104
(RECEIVE)
6
38
P60
2K
Vcc
P42
R424
2K
(WATER PAD)
P13
(12V)
AVDD
3
R423
P15
IC104
(HEATER)
P37
DI
2
5V
10
7
(4KHz)
P00
R210
15
CC402
104
KIA7042AF
6
2K
47uF
104
2K
40
2
2K
R105
CC401
CE104
IC202
IC201
4.7K
51
R419
47
4.7K
CC107
4.7K
100
R420
KRC106S
Xout
16
34
P76
10
2K
R403
ULN2003AF
CE101
17
13
KRC106S
48
41
(1a)
P46
R413
11
14
R109
P22
NO
1
KRA106S
IC105
6
4.7K
4.7K
2K
(ACTIVE S/W)
CE105
P05
Q107
(5a)
CC110
KIA78L05F
46
R107
3
P45
(GND)
3
+
35
CON101
104
44
9
7
9
4
5,18,19
R103
15
2
+
R414
(AUGER MOTOR)
KTA1298S
16
+
12V
1K
GND
4.7K
6
/25V
R402
2K
18
P43
2K
/16V
42
2
20
(GND)
2
LD208
16.2KF
R408
1
+
NO
2K
R417
BR93LC46RF-W
1
Q104
6
9
P11
(ACTIVE LED)
P77
Vdd
KRC106S
(2a)
3
P06
12
(DUCT HEATER)
3
104
2K
(TRANSFER)
104
1M
1
Xin
Q108
R406
4
R110
R421
P03
5
R422
8
KRC106S
10uF
PCB ASSEMBLY, DISPLAY
8
7
CC104
R104
CON102
4.7K
7
KID65783AF
(ICE PAD)
P04
P47
CC405
CC109
R407
LD222
14
49
OSC101
4
1
CS
P21
P16
2K
LD236
8
2K
21
4
2
(GND)
IC102
Q105
KID65003AF
(Fä T()
CC102
(GND)
R411
11
CE106
P20
CC101
R416
(ICE MAKER POWER S/W)
223
ZD101
P14
4.7K
(GND)
(GND)
(12V)
OPTIONAL
OPTIONAL
OPTIONAL
104
104
(ICING SENSOR)

LG LSC27931SB Specifications

General

Brand	LG
Model	LSC27931SB
Category	Refrigerator
Language	English