Internal Block Diagram Of Ics; Ic301 (Ha13173Ah) - LG LAC4710R Service Manual

INTERNAL BLOCK DIAGRAM OF ICs

1. IC301 (HA13173AH)

1-1. BLOCK DIAGRAM
CTL 1
CTL 2
CTL 3
CTL 4
EXTOUT
DEXT1
DEXT2
CEXT
10uF
ILMOUT
CILM
0.1uF
FREG B
QFREG
RFREG3
CFREG
RFREG1
10uF
RFREG2
LGE Internal Use Only
3.5V
11
1.5V
13
2.5V
9
2.5V
5
2.5V
12
V
REF
4
2
3
FREG F
VB
8
Over voltage detect
BIAS
V
REF
V
REF
TAB
1
GND
GND
Copyright © 2007 LG Electronics. Inc. All right reserved.
2-10
DBUP
C1
100uF
C2
0.1uF
15
VBUP
CBUP
100uF
TSD
VDDOUT
14
CVDD
10uF
DSPOUT
7
CDSP
10uF
CDOUT
6
CCD
0.1uF
AUDIOOUT
10
CAUDIO
10uF
Only for training and service purposes
+B