IQ449 service manual
Product Hardware Introduction
Base Chip Set
Peripheral
Configuration
t
r
i
BB
PMIC
Transceiver
Camera DSP/MMP
RFPA
BT/FM
Audio CODEC&PA
Memory
TP IC
LCD
Backlight Driver
CAMERA
Memory Card
Antenna
Leakage current
Standby current
Call current as
maximum power
SC7710
SC7710
SR3131
SC7710/
GSM:SKY77590;WCDMA PA:SKY77761
BK3513
SC7710
KSLCBBL1FB4G3A
MSG21331
3.5”
，
IC
：
hx8357D
CP2123/
200W
，
IC
：
SP2518
TBD
PIFA antenna
0.11mA
6.80mA/double-SIM
235.8mA/900MHz
220mA/1800MHz
CH1
32.32dBm
CH63
32.2
dBm
Board
‐
level power
Basic
Performance
Indicators
CH124
32.2
dBm
CH512
29.
dBm
CH699
28.9
dBm
CH885
29.1
dBm
CH1
-1079.00
CH63
-109.000
Board
‐
level receiver
CH124
-109.00
sensitivity
CH512
-108.00
CH699
-109.00
CH885
-108.00
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