Sub Lcd - Samsung SGH-X550 Service Manual

Block Diagrams
7-2. Base Band Solution Block Diagram
VDD1
VDD2
VDD3
+AVDD
PCF50603
VCC_SYN
MIC_BIAS
VDD_RX_TX
LDO
Li-ion Battery
(standard)
DAUL LDO
SCL
SDA
IT_PMU
REF_ON
32K
OM 6357EL4
MAIN CHIP
SIM
CARD
MOTOR
ISL6294
CHARGE IC
0
7
MEMORY
NOR FLASH 128M
SDRAM 64M
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EAR_P
EAR_N
ANL S/W
(STG3699)
DCL
DU B/T
(BC313141)
DD
HD(0:7)
MV3015SAQ
(CAMERA)
0
7
VGA
CAMERA
7-2
RCV_P
AMP
RCV_N
(TAP6201)
SPK_P
SPK_N
HEADSET
MIC_P
MIC_N
EAR_MIC_P
EAR_MIC_N
LCD_CS_S
LCD_CS_M
MAIN LCD
TFT 1.9"
LD(0:7)
0
7

SUB LCD

4-Gray 1.0"
SPK
MIC