LG -P990 Service Manual page 177

THERMD_P
THERMD_N
TEMP_PWROFF_N
APTEMP_PWROFF_N
TEMP_PWROFF_N
LGE Internal Use Only
VCC_CPU_1V0
VCC_CORE_1V2
M14
VDD_CORE1
M20
VDD_CORE2
P14
VDD_CORE3
P20
VDD_CORE4
T14
VDD_CORE5
T16
VDD_CORE6
T18
VDD_CORE7
T20
VDD_CORE8
V14
VDD_CORE9
VCC_IO_1V8 VCC_IO_1V8 VCC_RTC
VCC_IO_1V2 V16
VDD_CORE10
V18
VDD_CORE11
V20
VDD_CORE12
Y14
VDD_CORE13
Y18
VDD_CORE14
L15
VDD_CPU1
L17
VDD_CPU2
M16
VDD_CPU3
M18
VDD_CPU4
P16
VDD_CPU5
P18
VDD_CPU6
T12
VDD_RTC1
V12
VDD_RTC2
C523 0.1u
VCC_FUSE_3V3
K14
R501 10K VPP_FUSE
K12
R502 10K VPP_KFUSE
AK18
VDDIO_AUDIO
A17
VDDIO_BB
B18
VDDIO_DDR1
H30
VDDIO_DDR2
M30
VDDIO_DDR3
AA31
VDDIO_DDR4
AD30
VDDIO_DDR5
AF2
VCC_VI_1V8 VCC_SDIO_2V8 VCC_IO_1V8 VCC_IO_1V8
VDDIO_DDR6
AF30
VDDIO_DDR7
AK6
VDDIO_DDR8
AK26
VDDIO_DDR9
M12
VDDIO_HSIC
AK12
VDDIO_LCD1
AK14
VDDIO_LCD2
A3
VDDIO_NAND1
B6
VDDIO_NAND2
C1
VDDIO_NAND3
F2
VDDIO_NAND4
B12
VDDIO_SDIO
U31
VDDIO_SYS_DDR_1
B26
VDDIO_UART
AK20
VDDIO_VI
AP CORE TEMP SENSE CIRCUIT
VCC_APTEMP_3V3 VCC_APTEMP_3V3
R511
U502
100
1 8
C767 PWR_I2C_SCL
VCC SCLK
2 7
1n PWR_I2C_SDA
D+ SDATA
R513 3 6 R517
D- ALERT/THERM2 THERMAL_IRQ
4 5
100 100K
THERM GND
PWR_ON_SW
D
Q501
G
R519 DNI S
R515 100K
Q500
1
G
VCC_IO_1V8
3
D
2
S
R514 100K
VCC_MIPI_1V2
AD2
AVDD_DSI_CSI
V2
AVDD_HDMI
U1
AVDD_HDMI_PLL
P12
AVDD_IC_USB
F30
AVDD_OSC FB501
P30
AVDD_PLLA_P_C
L31
AVDD_PLLM
P2
AVDD_PLLU
B20
AVDD_PLLX
M2
AVDD_USB
L1
AVDD_USB_PLL
Y2
AVDD_VDAC
M22 C518 0.1u
PLL_S_PLL_LF
A5
VDD_DDR_1_1
A29
VDD_DDR_1_2
B14
VDD_DDR_1_3
C31
VDD_DDR_1_4
AA1
U401 VDD_DDR_1_5
AK8
VDD_DDR_1_6
AK24
VDD_DDR_1_7
A15
VDD_DDR_2_1
AP20 PWR B24
VDD_DDR_2_2
E1
VDD_DDR_2_3
VCC_IO_1V8
V30
VDD_DDR_2_4
AJ1
VDD_DDR_2_5
AJ31
VDD_DDR_2_6
AL3
VDD_DDR_2_7
AL11
VDD_DDR_2_8
AL29
VDD_DDR_2_9
B8
VDD_CORE_NAND1
H2
VDD_CORE_NAND2
AL15
VDD_CORE_NAND3
Y16
TP502
VDD_CORE_SENSE
G29
THERMD_N
H28
THERMD_P
P22
VDD_DDR_RX
J31 R505 49.9
DDR_COMP_PD
E31 R506 49.9
DDR_COMP_PU
AC1
ZQ R507 240
AG1
VREF_CA
R31
VREF_DQ
R1
DNC
BYPASS CAPs
VCC_IO_1V2
VCC_IO_1V2 VCC_IO_1V8
VCC_USB_3V3 VCC_HDMI_3V3
VCC_DDRx_3V3
VCC_PLL_1V1
- 177 -
VCC_HDMI_3V3
Q502
6 D5 1
D4 D1
5 2
D3 D2
4 3
VCC_HDMI_PLL_1V8 VCC_IO_1V8 VCC_PLL_1V1
S1 S2 G
R516 1M
D
Q503
G
S
40
VCC_USB_3V3 VCC_IO_1V2
VCC_IO_1V8
VCC_DDRx_3V3 VCC_IO_1V2
THERMD_N
THERMD_P
VCC_IO_1V2
VCC_VI_1V8
Copyright © 2011 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
Only for training and service purposes