LG U8110 Service Manual page 184

Marita Marita
V CORE V CORE
(1.5V ) (1.5V )
V DDE0,1,2 V DDE0,1,2
V DD V DD
V DDA_CS _APLL V DDA_CS _APLL
W anda W anda
V DD_CLK32 V DD_CLK32
VRTC VRTC
FLASH FLASH
Camera Camera
V DD_D V DD_D V DD_H V DD_H
(2.8V ) (2.8V )
V DD_L V DD_L
LCD LCD
V DD_D V DD_D V DD V DD
(2.8V ) (2.8V )
V DDI V DDI
V DD_E V DD_E V DDL V DDL
(1.8V ) (1.8V )
LCD White LED LCD White LED
V DDI V DDI V DD V DD
LM4894 LM4894
V BATI V BATI
VRTC VRTC
V DD_LP V DD_LP
(1.5V ) (1.5V )
V DIG V DIG
V DDMC V DDMC
V DDE2 V DDE2
V DDCODEC V DDCODEC
V DDBEAR V DDBEAR
V EXT15 V EXT15
1.5V 1.5V
V MEM V MEM
V DDA 0,1,2 V DDA 0,1,2
V DDDM V DDDM
V DDE1 V DDE1
V DDA_TX V DDA_TX
V DDA_RX V DDA_RX
V DDA_BG V DDA_BG
V DD_DPLL V DD_DPLL
V EXT15 V EXT15
V FLASH V FLASH
V CC V CC
V CCQ V CCQ
VRAM VRAM
Figure 5-4. Power Diagram
- 185 -
5. BLOCK DIAGRAM
Vincenne Vincenne
PASEN S E+ PASEN S E+
V DDRTC V DDRTC
V DDBUF V DDBUF
V DD_D V DD_D
(2.75V / 200mA ) (2.75V / 200mA )
V DDBUCK V DDBUCK
V DDPA V DDPA
SWBUCK SWBUCK
VSSBUCK VSSBUCK
V DD_E V DD_E
(1.8V / 100mA ) (1.8V / 100mA )
5.4V 5.4V DCIO DCIO
V DD_B V DD_B
V DD_A V DD_A
V DD_D V DD_D
2.75V 2.75V
2.75V 2.75V
2.75V 2.75V
VBATI VBATI
2.8V 2.8V
REG REG
N1850 N1850
GSM PAM GSM PAM
V CC V CC
UMTS PAM UMTS PAM
DCDC DCDC
N1620 N1620
RF RF
V CC V CC
V CC V CC
RAM RAM
CS 2 CS 2
VBAT VBAT
0. 1ohm 0. 1ohm
V BATI V BATI
V BAT_A V BAT_A
V BAT_C V BAT_C
R R
L L
P BUCK P BUCK
NBUCK NBUCK
V BUCK V BUCK
V DD_IO V DD_IO
V CORE(1.5V ) V CORE(1.5V )
Ingela Ingela
V CCA V CCA
V CCB V CCB
W opy W opy
Herta Herta
V DIG V DIG
W IVI W IVI
V _wi v i_A V _wi v i_A
V _wi v i_B V _wi v i_B
V CCBIAS V CCBIAS
V CC V CC