LG L601i Service Manual page 137

7. CIRCUIT DIAGRAM
1 1 2 2
A A
PMIC
B B 1
2
+5V_PWR
3
ICHARGE
4
CHG_CNT_N
5
ICHARGEOUT
6
VBATT
7
BATT_FET_N
8
9
1005
RESET_IN_N
10
1u C428 11
12
13
USB_OE_N
14
15
16
USB_VBUS
17
USB_DAT
18
USB_D+
19
USB_SE0
20
USB_D-
21
2.2K R413
C C
4.7u C431
1608
KYBD_BACKLIGHT
PM_ON_SW_N
MOTOR_PWR-
USIM_P_DATA
R415
+VPWR
10K
D D
E E
1 1 2 2
LGIC(42)-A-5505-10:01
3 3 4 4 5 5
ON_SW_N
+VPWR
AUTO_BOOT_N
V_BACK_UP
63 0.1u C424
ADC_BYP REF_BYP
62
VCHG REF_GND
121K R406
61
ISNS_P REF_ISET
60 1%
CHG_CTL_N VCOIN
59 TP400
ISNS_M MSM_INT_N PM_INT_N
58
VBAT TCXO_IN TCXO_PM
57
BAT_FET_N PS_HOLD
56
FLSH_DRV_N VREG_MSMA
55
PON_RESET_N TCXO_EN TCXO_EN
54
VREG_USB U403 VDD_ANA +VPWR
53 R410 51
USB_ID PM6650-2M TCXO_OUT BUFF_TCXO
52
VREG_5V VDD_MSM +VPWR
51
USB_OE_N SBST PM_SBST
50
VSW_5V VREG_MSMP
49
USB_CTL_N SBCK PM_SBCK
48
USB_VBUS VBACKUP
47
USB_DAT SBDT PM_SBDT
46
USB_D_P XTAL_OUT
TP401
45
SLEEP_CLK
USB_SE0 SLEEP_CLK
44
USB_D_M XTAL_IN
43
GP1_DRV_N(MPP7) RUIM_RST(MPP6) USIM_P_RST_N
+VPWR
USIM_RST_N
USIM_P_CLK
USIM_CLK
USIM_DATA
VREG_USIM_2.85V
0 R416
C607
4.7u
R634
NA
USB_VBUS
3 3 4 4 5 5
6 6 7 7
END
D400
+VPWR
RB521S-30
CAM_PWR_EN
PM_ON_SW_N
VA401
EVLC14S02050
C425 1u
R407 470K
V_BACK_UP
JTAG_PS_HOLD
RB521S-30
D402
PS_HOLD
VREG_MSMA_2.6V
0
R409
4.7u C429
VREG_MSMP_2.7V
0 R411
C430
X400 MC-146_12_5PF
4.7u
3
4
+5V_PWR
1 2
32.768KHz
+5V_PWR
6 5 4 Q400
QST4
1 2 3
CHG_CNT_N
ICHARGE
ICHARGEOUT
VBATT
+VPWR
VBAT_TEMP
Q401
SI3493DV-E3
USB_VBUS_IN VBATT
PS_HOLD VBAT_SENSE
BATT_FET_N
Section Date
Designer 06/29/2006
Checked
Approved
LG Electronics Inc.
- 138 -
8 8 9 9 10 10
CAM_LDO
U400 ISL9011IRGCZ
11
BGND
1
VIN
R400
10
VO1 VREG_CAM_2.7V
2
EN1 0
R401
9
VREG_CAM_1.8V
VO2
3
EN2 0
8
NC3
4
CBYP
7
NC2
5
C405 C406 NC1 C407 C408
6
1u 0.1u 1u 1u
GND
LCD_LDO
U401 BH28FB1WHFV
1 5
LCD_LDO_EN STBY NC
2 6
GND BGND
R404
3 4
+VPWR VIN VOUT VREG_LCD_2.8V
0
C422 C423
1u 1u
I/O CONNECTOR
U402
OUT1 OUT2 OUT3 OUT4
1 6
USB_D+ USB_D-
2 5
RA1R011H11
3 4
GND
USB_D+
USB_D- 1
PLR0504F FB400
2
USB_VBUS_IN
BLM18PG121SN1J 3
NFM21PC105B1A3 4
1 2
5
IN OUT
6
3 4
7
G1 G2
8
FL400
R412 1K
9
AUTO_BOOT_N
10
G1_2
22 R414
A
AC_T_N
INNER
RF_OUT
C434 L401 G1_1
56p
3.3nH GND
CN400
Battery Connector
VREG_MSMP_2.7V
CN401
1
5
L406
2
4
56nH
3
ENZY0014301
HSBC-3P-23
C444
Sign & Name Sheet/
Sheets
MODEL
D2
.
4/6
DRAWING
PMIC & LDO & I/O
NAME
DRAWING
Rev_1.0
NO.
LG Electronics Inc.
A A
B B
C C
D D