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Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
R2117
0
C2107
100n
120n
L2100
120n
L2101
L2102
120n
L2103
120n
L2104
120n
L2105
120n
L2106
120n
L2107
120n
+1V8_VREG_L6
TP9300
CN9300
8
7
9
6
10
5
11
4
12
3
13
2
14
1
Fiducial1
U3100
H9TKNNN8JDAPLR-NGH
1
TP2103
0
R2105
VREF_LPDDR2
R2111
0
DNI
R2112
+1V9_VREG_L7
DNI
C2102
TP2105
DNI
C2103
+1V8_VREG_L6
TOL=0.01
R2100
200
0.1u
C2100
VREF_LDO_MPP_3
C2101
0.1u
R2103
240
TOL=0.01
240
R2101
TOL=0.01
TP2106
0
R2109
DNI
R2104
DNI
R2102
R2108
0
R2106
0
TP2101
GND
GND
WFR0_DRXBB_I_P
WFR0_PRXBB_Q_N
WFR0_PRXBB_Q_P
WFR0_DRXBB_I_N
WFR0_PRXBB_I_P
WFR0_PRXBB_I_N
WFR0_DRXBB_Q_P
WFR0_DRXBB_Q_N
WTR0_TXBB_Q_N
WTR0_TXBB_I_P
WTR0_TXBB_I_N
WTR0_TXBB_Q_P
WTR0_PRXBB_Q_P
WTR0_PRXBB_Q_N
WTR0_PRXBB_I_P
WTR0_PRXBB_I_N
WTR0_GNSSBB_Q_N
WTR0_GNSSBB_I_N
WTR0_GNSSBB_I_P
WTR0_GNSSBB_Q_P
WTR0_DRXBB_Q_P
WTR0_DRXBB_Q_N
WTR0_DRXBB_I_P
WTR0_DRXBB_I_N
SLEEP_CLK
USB_D_P
VT_CAM_MIPI_DATA0_N
VT_CAM_MIPI_CLK_P
VT_CAM_MIPI_CLK_N
VT_CAM_MIPI_DATA0_P
LCD_MIPI_CLK_P
LCD_MIPI_DATA0_P
LCD_MIPI_DATA0_N
LCD_MIPI_DATA1_N
LCD_MIPI_DATA1_P
LCD_MIPI_CLK_N
MAIN_CAM0_MIPI_CLK_P
MAIN_CAM0_MIPI_DATA1_P
MAIN_CAM0_MIPI_DATA0_P
MAIN_CAM0_MIPI_DATA0_N
MAIN_CAM0_MIPI_DATA1_N
MAIN_CAM0_MIPI_DATA3_P
MAIN_CAM0_MIPI_DATA3_N
MAIN_CAM0_MIPI_DATA2_P
MAIN_CAM0_MIPI_DATA2_N
MAIN_CAM0_MIPI_CLK_N
LCD_MIPI_DATA2_P
LCD_MIPI_DATA3_P
LCD_MIPI_DATA3_N
LCD_MIPI_DATA2_N
eMMC_CLK
WTR0_DAC_IREF
VREF_LDO_MPP_3
PMIC_SPMI_CLK
PMIC_SPMI_DATA
BB_CLK
MSM_RESIN_N
BB_CLK_EN
MSM_PS_HOLD
JTAG_TCK
JTAG_TCK
JTAG_TMS
JTAG_TMS
JTAG_TRST
JTAG_TRST
JTAG_TDI
JTAG_TDI
JTAG_TDO
JTAG_TDO
JTAG_SRST
JTAG_SRST
MSM_UART_RX
MSM_UART_TX
USB_D_M
JTAG_PS_HOLD
MSM_RESOUT_N
eMMC_CMD
SDCARD_CMD
SDCARD_CLK
SDCARD_DATA_2
SDCARD_DATA_3
SDCARD_DATA_0
SDCARD_DATA_1
eMMC_DATA_1
eMMC_DATA_0
eMMC_DATA_2
eMMC_DATA_7
eMMC_DATA_3
eMMC_DATA_6
eMMC_DATA_5
eMMC_DATA_4
< 9-3-1_JTAG >
Rev_0.4
Rev_1.0
< 3-1-2-3-1_LPDDR2_PoP_8Gbit_SK_Hynix >
POP_8Gb 168ball 533MHz (38nm, 4Gb x 2), Hynix
Note 10
Note 10
DDR RF Desense Issue _ 533MHz
CASE 2. WT WTR2100 (SGLTE/DSDA)
CASE 3. WT WTR2100/WTR2605 (Single Sku CT-SVLTE and SGLTE)
L21108, L2109, L2110, L2111 are needed
L2110, L2111 are needed. TX_DAC_IM and IP are connected to GND.
Note 9
CASE 1. WT WFR1620 (APAC-CA, NA-EU-CA)
DDR RF Desense Issue _ 533MHz
Note 5
Note 5
Note 4
Note 4
Note 2
Note 2
Note 1
Note 1 : If you don't use BBRX_CH1, 3 pin,
these pin must be floated.
MSM_USB_ID
It is recommend R2108 is located at MSN side
It is recommend R2106 is located at MSM side
Do not delete R2108, It can be changed value for tunning.
Do not delete R2106, It can be changed value for tunning.
Note 9
Note 8
change to 240 ohm 1% resistor.
If you use 3die, 4die LPDDR,
Note 8
L 2100 - L 2107 are needed
R2002 and R2004 are needed only for BSCAN mode.
WCN using
BCM using
PIN
IQ line
R2110
3.9k
GND
connect to WCN
DNI
Note 6 : WTR0 uses CH0 & CH2
WTR1(or WFR) uses CH1 & CH3
Note 6
Note 7
80-NE925-41_MSM8926_BASEBAND_PRELIMINARY_REFERENCE_SCHEMATIC_BA
Rev.BA
ET Used
CSFB, CA
SVLTE
R2111
R2112
DNI
0 ohms
DNI
0 ohm
SVLTE
CSFB, CA
DNI
0 ohm
DNI
0 ohm
ET/APT
ET Unused
ET Used
ET Unused
Note 7
Based on Reference Schematic
2013.11.12
Release Date
CCDS CARD Information
Rev_0.7
<2-1-3-3-1_MSM8926_DATA>
TP2102 deleted at B
Deleted at B
VREF_CA
VREF_DQ
PMIC_SPMI_CLK
PMIC_SPMI_DATA
GND1
USB_HS2_REXT
EBI0_CAL_REXT
EBI0_ZQ0
EBI0_ZQ1
MIPI_CSI0_LN0_N
MIPI_CSI0_LN0_P
MIPI_CSI0_LN2_N
MIPI_CSI0_LN2_P
MIPI_CSI0_LN3_N
MIPI_CSI0_LN3_P
MIPI_CSI0_LN4_N
MIPI_CSI0_LN4_P
MIPI_CSI1_LN0_N
MIPI_CSI1_LN0_P
MIPI_DSI0_CLK_N
MIPI_DSI0_CLK_P
MIPI_DSI0_LN0_N
MIPI_DSI0_LN0_P
MIPI_DSI0_LN1_N
MIPI_DSI0_LN1_P
MIPI_DSI0_LN2_N
MIPI_DSI0_LN2_P
MIPI_DSI0_LN3_N
MIPI_DSI0_LN3_P
BBRX_CH0_IM
BBRX_CH0_IP
BBRX_CH0_QM
BBRX_CH0_QP
BBRX_CH1_IM
BBRX_CH1_IP
BBRX_CH1_QM
BBRX_CH1_QP
WLAN_REXT
WLAN_BB_IM
WLAN_BB_IP
WLAN_BB_QM
WLAN_BB_QP
TX_DAC0_IM
TX_DAC0_IP
TX_DAC0_QM
TX_DAC0_QP
TX_DAC0_IREF
TX_DAC1_QM
TX_DAC1_QP
TX_DAC1_IREF
GNSS_BB_IP
GNSS_BB_IM
GNSS_BB_QP
GNSS_BB_QM
GND2
USB_HS2_SYSCLK
CXO
CXO_EN
SLEEP_CLK
RESIN_N
RESOUT_N
MODE_0
MODE_1
PS_HOLD
SRST_N
TCK
TDI
TDO
TMS
TRST_N
EBI0_VREF_D0
EBI0_VREF_D1
EBI0_VREF_D2
EBI0_VREF_D3
EBI0_VREF_CA
VREF_APC_MPM
SDC1_CLK
SDC1_CMD
SDC1_DATA_0
SDC1_DATA_1
SDC1_DATA_2
SDC1_DATA_3
SDC1_DATA_4
SDC1_DATA_5
SDC1_DATA_6
SDC1_DATA_7
USB_HS2_DM
USB_HS2_DP
USB_HS2_ID
USB_HS2_VBUS
ET_DAC_M
ET_DAC_P
BBRX_CH2_IM
BBRX_CH2_IP
BBRX_CH2_QM
BBRX_CH2_QP
BBRX_CH3_IM
BBRX_CH3_IP
BBRX_CH3_QM
BBRX_CH3_QP
TX_DAC0_VREF
TX_DAC1_IM
TX_DAC1_IP
TX_DAC1_VREF
QDSS_SDC2_TRCLK/SDC2_CLK
QDSS_SDC2_TRSYNC/SDC2_CMD
QDSS_SDC2_TRDATA_0/SDC2_DATA_0
QDSS_SDC2_TRDATA_1/SDC2_DATA_1
QDSS_SDC2_TRDATA_2/SDC2_DATA_2
QDSS_SDC2_TRDATA_0/SDC2_DATA_3
MIPI_CSI0_LN1_N/MIPI_CSI0_CLK_N
MIPI_CSI0_LN1_P/MIPI_CSI0_CLK_P
MIPI_CSI1_LN1_N/MIPI_CSI1_CLK_N
MIPI_CSI1_LN1_P/MIPI_CSI1__CLK_P
U2100
MSM8926-2
AW28
AY27
AW26
AY25
P1
M1
L2
M5
L4
M3
AC8
AD5
AD3
V5
AL2
AK1
AL4
AK3
AH3
AH5
AJ6
AJ4
AA4
AC4
G24
D23
E22
F21
K1
G2
D1
E4
J2
G4
E2
F3
G6
F1
U6
AN10
J30
AM29
P33
AF33
AP33
AW34
AR32
AY35
AN34
AT31
C34
AV31
AU32
E32
D33
B35
B27
L6
G20
P37
AP3
AR4
AM3
AN4
AE8
AC6
AD7
AA6
W2
Y1
AB3
AB5
R34
P35
V35
U34
U32
AE2
AF1
AF3
AF5
AG6
AG4
AH1
AG2
AU16
AR16
AW14
AY15
AR20
AP19
AV21
AT21
AT17
AV17
AT27
AV27
AR22
AU22
AW22
AY23
AN24
AP23
AR26
AU26
AY19
AD1
AM9
A22
B25
D27
G28
Y39
AC2