LG LRSC26980TT Service Manual - Page 42

LG LRSC26980TT Manual

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EXPLANATION FOR MICOM CIRCUIT u Temperature compensation table for the refrigerator is as follows: Modification resistance Current 470 Ω resistance 2 kΩ 3.3 kΩ 5.6 kΩ 8.2 kΩ 10 kΩ 12 kΩ 18 kΩ 33 kΩ 56 kΩ 180 kΩ 470Ω No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 3 °C 3.5 °C 4 °C 4.5 °C [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] [5.4 °F] [6.3 °F] [7.2 °F] [8.1 °F] change Up Up Up Up Up Up Up Up Up 5 °C [9 °F] Up 2 kΩ 0.5 °C No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 3 °C 3.5 °C 4 °C 4.5 °C [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] [5.4 °F] [6.3 °F] [7.2 °F] [8.1 °F] Down change Up Up Up Up Up Up Up Up Up 1 °C 0.5 °C No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 3 °C 3.5 °C 4 °C 3.3 kΩ [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] [5.4 °F] [6.3 °F] [7.2 °F] Down Down change Up Up Up Up Up Up Up Up 1.5 °C 1 °C 0.5 °C No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 3 °C 3.5 °C 5.6 kΩ [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] [5.4 °F] [6.3 °F] Down Down Down change Up Up Up Up Up Up Up 2 °C 1.5 °C 1 °C 0.5 ° No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 3 °C 8.2 kΩ [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] [5.4 °F] Refrigerator Down Down Down Drop change Up Up Up Up Up Up (RCR1) 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C No 0.5 °C 1 °C 1.5 °C 2 °C 2.5 °C 10 kΩ [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] [4.5 °F] Down Down Down Down Down change Up Up Up Up Up 3 °C 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C No 0.5 °C 1 °C 1.5 °C 2 °C 12 kΩ [5.4 °F] [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] [3.6 °F] Down Down Down Down Down Down change Up Up Up Up 3.5 °C 3 °C 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C No 0.5 °C 1 °C 1.5 °C 18 kΩ [6.3 °F] [5.4 °F] [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] [2.7 °F] Down Down Down Down Down Down Down change Up Up Up 4 °C 3.5 °C 3 °C 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C No 0.5 °C 1 °C 33 kΩ [7.2 °F] [6.3 °F] [5.4 °F] [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] [1.8 °F] Down Down Down Down Down Down Down Down change Up Up 4.5 °C 4 °C 3.5 °C 3 °C 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C No 0.5 °C 56 kΩ [8.1 °F] [7.2 °F] [6.3 °F] [5.4 °F] [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] [0.9 °F] Down Down Down Down Down Down Down Down Down change Up 180 kΩ 5 °C [9 °F] Down 4.5 °C 4 °C 3.5 °C 3 °C 2.5 °C 2 °C 1.5 °C 1 °C 0.5 °C [8.1 °F] [7.2 °F] [6.3 °F] [5.4 °F] [4.5 °F] [3.6 °F] [2.7 °F] [1.8 °F] [0.9 °F] Down Down Down Down Down Down Down Down Down No change u Temperature compensation for the freezer is performed the same as for the refrigerator. The value for the freezer is twice that of the refrigerator. u This circuit enters the necessary level of temperature compensation for adjusting the appliance. The method is the same for every model in this appliance family. - 42 -

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u
Temperature compensation table for the refrigerator is as follows:
u
Temperature compensation for the freezer is performed the same as for the refrigerator. The value for the freezer is twice
that of the refrigerator.
u
This circuit enters the necessary level of temperature compensation for adjusting the appliance. The method is the same
for every model in this appliance family.
EXPLANATION FOR MICOM CIRCUIT
- 42 -
470
Ω
2 k
Ω
3.3 k
Ω
5.6 k
Ω
8.2 k
Ω
10 k
Ω
12 k
Ω
18 k
Ω
33 k
Ω
56 k
Ω
180 k
Ω
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
3
°
C
3.5
°
C
4
°
C
4.5
°
C
5
°
C
470
Ω
[0.9
°
F]
[1.8
°
F]
[2.7
°
F]
[3.6
°
F] [4.5
°
F]
[5.4
°
F]
[6.3
°
F]
[7.2
°
F]
[8.1
°
F]
[9
°
F]
change
Up
Up
Up
Up
Up
Up
Up
Up
Up
Up
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
3
°
C
3.5
°
C
4
°
C
4.5
°
C
2 k
Ω
[0.9
°
F]
[0.9
°
F]
[1.8
°
F]
[2.7
°
F] [3.6
°
F]
[4.5
°
F]
[5.4
°
F]
[6.3
°
F]
[7.2
°
F]
[8.1
°
F]
Down
change
Up
Up
Up
Up
Up
Up
Up
Up
Up
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
3
°
C
3.5
°
C
4
°
C
3.3 k
Ω
[1.8
°
F] [0.9
°
F]
[0.9
°
F]
[1.8
°
F] [2.7
°
F]
[3.6
°
F]
[4.5
°
F]
[5.4
°
F]
[6.3
°
F]
[7.2
°
F]
Down
Down
change
Up
Up
Up
Up
Up
Up
Up
Up
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
3
°
C
3.5
°
C
5.6 k
Ω
[2.7
°
F] [1.8
°
F]
[0.9
°
F]
[0.9
°
F] [1.8
°
F]
[2.7
°
F]
[3.6
°
F]
[4.5
°
F]
[5.4
°
F]
[6.3
°
F]
Down
Down
Down
change
Up
Up
Up
Up
Up
Up
Up
2
°
C
1.5
°
C
1
°
C
0.5
°
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
3
°
C
8.2 k
Ω
[3.6
°
F] [2.7
°
F]
[1.8
°
F]
[0.9
°
F]
[0.9
°
F]
[1.8
°
F]
[2.7
°
F]
[3.6
°
F]
[4.5
°
F]
[5.4
°
F]
Refrigerator
Down
Down
Down
Drop
change
Up
Up
Up
Up
Up
Up
(RCR1)
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
2.5
°
C
10 k
Ω
[4.5
°
F] [3.6
°
F]
[2.7
°
F]
[1.8
°
F]
[0.9
°
F]
[0.9
°
F]
[1.8
°
F]
[2.7
°
F]
[3.6
°
F]
[4.5
°
F]
Down
Down
Down
Down
Down
change
Up
Up
Up
Up
Up
3
°
C
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
2
°
C
12 k
Ω
[5.4
°
F] [4.5
°
F]
[3.6
°
F]
[2.7
°
F]
[1.8
°
F] [0.9
°
F]
[0.9
°
F]
[1.8
°
F]
[2.7
°
F]
[3.6
°
F]
Down
Down
Down
Down
Down
Down
change
Up
Up
Up
Up
3.5
°
C
3
°
C
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
1.5
°
C
18 k
Ω
[6.3
°
F] [5.4
°
F]
[4.5
°
F]
[3.6
°
F]
[2.7
°
F] [1.8
°
F]
[0.9
°
F]
[0.9
°
F]
[1.8
°
F]
[2.7
°
F]
Down
Down
Down
Down
Down
Down
Down
change
Up
Up
Up
4
°
C
3.5
°
C
3
°
C
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
1
°
C
33 k
Ω
[7.2
°
F] [6.3
°
F]
[5.4
°
F]
[4.5
°
F]
[3.6
°
F] [2.7
°
F]
[1.8
°
F]
[0.9
°
F]
[0.9
°
F]
[1.8
°
F]
Down
Down
Down
Down
Down
Down
Down
Down
change
Up
Up
4.5
°
C
4
°
C
3.5
°
C
3
°
C
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
0.5
°
C
56 k
Ω
[8.1
°
F] [7.2
°
F]
[6.3
°
F]
[5.4
°
F]
[4.5
°
F] [3.6
°
F]
[2.7
°
F]
[1.8
°
F]
[0.9
°
F]
[0.9
°
F]
Down
Down
Down
Down
Down
Down
Down
Down
Down
change
Up
5
°
C
4.5
°
C
4
°
C
3.5
°
C
3
°
C
2.5
°
C
2
°
C
1.5
°
C
1
°
C
0.5
°
C
No
180 k
Ω
[9
°
F]
[8.1
°
F]
[7.2
°
F]
[6.3
°
F]
[5.4
°
F] [4.5
°
F]
[3.6
°
F]
[2.7
°
F]
[1.8
°
F]
[0.9
°
F]
Down
Down
Down
Down
Down
Down
Down
Down
Down
Down
change
Modification
resistance
Current
resistance