LG LRBP1031W User Guide - Page 25
Lighting, Circuits, Of Key Button, Input And Display Parts
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8) LIGHTING CIRCUITS OF KEY BUTTON INPUT AND DISPLAY PARTS 28 27 R04 R05 25 R06 R07 24 22 R4_ KR%O6M Q2 CON5 9 CON101 SCAN2 8 SCAN1 KRAIO6M Ew_ Q3 KRAIO6M 180 R12 180 7 SCANO L1 L2 6 DSPO _ L5_ 5 }SP1 VAC 4 }SP2 ./ _CC6 _7 lo2 IR14 5 /o SV,lg2 ya sva0,_ VACATION FREEZER TEMP QUICK FREEZE KEY CONTROL KEY KEY DISPLAY PART j The above circuit is to judge the operation conditions of function key and to light each function indicating LED. It is operated by SCAN method. - 27 -
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8) LIGHTING
CIRCUITS
OF KEY BUTTON
INPUT AND DISPLAY PARTS
R04
R05
R06
R07
R4_
CON5
9
KR%O6M
28
27
Q2
KRAIO6M
Ew_
Q3
KRAIO6M
180
25
R12
24
180
22
_CC6
IR14
_7
lo2
8
7
6
5
4
5
CON101
SCAN2
SCAN1
SCANO
L1
L2
DSPO
_
L5_
}SP1
VAC
}SP2
./
/o
SV,lg2
ya
sva0,_
VACATION
FREEZER
TEMP
QUICK
FREEZE
KEY
CONTROL
KEY
KEY
DISPLAY PART
j
The above circuit is to judge the operation
conditions
of function
key and to light each function
indicating
LED. It is operated
by SCAN
method.
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