LG LRM-519, Service Manual

Page: 115 / 192

4-51
BLOCK DIAGRAMS
1. OVERALL BLOCK DIAGRAM
RE FO UT /1.65V
LIC5
0
5
B
A
3258H
F
P
5V
3.3
V
1.5
V
L
IC203
XC6206
P
PDVC (2.
1
V)
REFI
2
(1
2)
12V
12V
5V
D
:21,44
,70,89
,152
LIC301 uPD63641
LIC201 uPC3340
L
IC502
BD7954BFS Motor Driv
er
A
:6,119
,130,171,181
D
:25,85
,138,186
A:
120,179
5V
11,30
,40,45
,57,89,98
,111,114
REFI
(3
8)
REF
O2 (
3
9)
REFIN(1
3
4)
VC(4
2)
REFO1(1
3
)
FPDVC(
2.
4
V
)
PDVC
3.3
V
1.5
V
3.3
V
VCC(FM)
VREF(18) VC(OEIC)(3)
VCC(OEIC) VDD(LDD)
PICK PICK
-
-
UP UP
LCN302
ATAPI
HRST
LIC303
HRST
HRESE
T(5
2
)
SY
SRST(1
6)
RST(5
2
)
REF
OUT/
1
.6
5
V