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7. CIRCUIT DIAGRAM
1
1
2
2
3
3
4
4
VREG_MSMP_2.7V
AP_VDD_IO_1.8V
A
A
0.1u C300
0.1u
C301
U304
TP300
C1
A1
SLEEP_CLK
B1
A1
MSM_RESIN_N
ST1G3234BJR
PON
AP_VDD_IO_2.7V
CLK32K
0.1u
C326
U308
C1
A1
AU_PWR_EN
B1
A1
ST1G3234BJR
USBINTN
AU_CLK_EN
AP_VDD_IO_1.8V
VCC
VCC
U311
NL17SZ32XV5T2
U312
NL17SZ08XV5T2
5
5
1
1
4
4
PORN
2
2
3
3
GND
GND
AP_VDD_IO_2.7V
AP_VDD_IO_1.8V
0.1u
C337
0.1u
C338
U313
ST1G3234BJR
C1
A1
MCAM_CLK_OUT
B1
A1
1
1
2
2
3
3
4
4
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5
5
6
6
7
8
AP_VDD_IO_1.8V
AP_VCORE
AP_+VPWR
AP_+VPWR
AP_VDD_IO_1.8V
C802
0.1u
R729 100K
1
10
VCC
NO2
2
9
IT_WAKE_UP_AP
NO1
COM2
L300
L301
TP301
3
8
4.7uH
4.7uH
COM1
IN2
IT_WAKE_UP
4
7
IN1
NC2
6
5
NC1
GND
NLAS5223BMNR2G
U300
C310
C311
C313
C314
4.7u
22u
4.7u
22u
C317
0.1u
D1
VBAT_DIG
C3
C7
VMINUS_DIG
VBAT_VPLL_FUSE
A8
VPLL
C8
PON
A1
A7
CLK32K_IN
VFUSE
R303
47K
D2
MASTER_CLK
A9
VREF_18
C2
IT_WAKE_UP
IT_WAKE_UP
B2
B6
REQUEST_MC
REQUEST_MC
VBAT_VAUX
C1
A6
TCXO_EN
VAUX
H6
F9
PWREN
PWREN
VBAT_USB
J2
J9
VDDOK
VDDOK
VMINUS_USB
J3
H10
PORN
CP
TP302
K3
J10
CLK32K
CN
TP303
K4
SW_RESET
SW_RESET
F10
VUSB
AP_VDD_IO_1.8V
J6
G10
PM_SCL
SCL
U310
VBUS
H7
PM_SDA
SDA
STW4810AHDT_LF
E8
ID
J7
USBVP
USBVP
K8
E9
R304
USBOEN
USBOEN
DP
J8
E10
NA
USBVM
USBVM
DN
K7
USBRCV
USBRCV
H8
J4
USBINTN
VBAT_MMC
G9
USBSCL
USBSCL
H9
K5
USBSDA
USBSDA
VMMC
G2
F3
MCCLK
MCCLK
LATCHCLK
H5
G1
MCFBCLK
MCFBCLK
CLKOUT
G3
MCCMDDIR
MCCMDDIR
H1
F1
MCCMD
MCCMD
DATAOUT3
K2
E3
MCDAT0DIR
MCDAT0DIR
DATAOUT2
K1
E2
MCDAT0
MCDATA0
DATAOUT1
H4
E1
MCDAT31DIR
MCDATA31DIR
DATAOUT0
H3
F2
MCDAT1
MCDATA1
CMDOUT
H2
MCDAT3
MCDATA3
TP305
K9
J5
MCDAT2DIR
MCDAT2DIR
GPO1
J1
K6
MCDAT2
MCDATA2
GPO2
C335
C336
NA
NA
VREG_USIM_2.85V
J300
1
VCC
GND
2
USIM_P_RST_N
RST
VPP
3
USIM_P_CLK
CLK
I_O
MCAM_27M
USIM Connector
5
5
6
6
7
7
8
8
9
10
11
12
AP_VDD_IO_2.7V
AP_+VPWR
AP_+VPWR
R300
0
U302
MIC5219-2.7YM5
CAM_PWR_EN
1
5
IN
OUT
2
GND
3
4
PON
EN
BYP
C302
C303
C304
1u
470p
2.2u
AP_+VPWR
C318
0.1u
AP_VPLL
AU_PWR_EN
AP_VFUSE
C319
1u
C324
1u
C328
C329
VUSB_3.1V
1u
1u
0.47u
C327
USB_VBUS
C330
C331
TP304
1u
4.7u
R305
22
AP_USB_D+
AP_USB_D-
R306 22
C332
2.2u
VMMC_3.1V
C334
1u
SD_DAT(1)
SD_DAT(0)
SD_CLK
SD_CMD
SD_DAT(3)
SD_DAT(2)
SD_DAT(1)
SD_DAT(0)
SD_CLK
SD_CMD
SD_DAT(3)
SD_DAT(2)
4
5
6
USIM_P_DATA
9
9
- 193 -
13
14
15
16
AP_VDD_CAM_2.7V
AP_+VPWR
AP_VDD_CAM_1.8V
U303
U301
BH18LB1WHFV
1
5
MIC5219-2.7YM5
STBY
NC
2
6
1
5
GND
BGND
IN
OUT
3
4
2
VIN
VOUT
GND
3
4
CAM_PWR_EN
EN
BYP
C305
C306
C307
C308
C309
1u
470p
2.2u
1u
2.2u
AP_VDD_LCD_2.8V
AP_+VPWR
AP_AU_3.3V
U306
R1114N281D-TR-F
1
5
U307
BH33FB1WHFV
VDD
VOUT
1
5
2
STBY
NC
GND
2
6
3
4
LCD_PWR_EN
GND
BGND
CE
NC
3
4
C320
VIN
VOUT
33u
C321
C322
C323
C325
2.2u
1u
NA
1u
+VPWR
AP_+VPWR
R308
0
smd_1608h_5_r
VMMC_3.1V
S300
GCC110-8S-R-E1000
GND
SWB
SWA
8
7
6
5
4
3
2
1
GND
C339
1u
SD_INT
C343
NA
Section
Section
Date
Date
Sign & Name
Sign & Name
MAY
MODEL
MODEL
JOY 1.3
Designer
Designer
LGE
LGE
2006
Checked
Checked
DRAWING
DRAWING
AP POWER & T-Flash CON
NAME
NAME
Approved
Approved
DRAWING
DRAWING
LG Electronics Inc.
LG Electronics Inc.
NO.
NO.
LG Electronics Inc.
LG Electronics Inc.
LGE Internal Use Only
A
B
C
D
E
F
C
C
D
D
E
E
Sheet/
Sheet/
Sheets
Sheets
3/7
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