LG Nexus 5 Service Manual

5. BLOCK DIAGRAM 
- 211 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only
• LTE B7  
•  GPS  
Ant. 4   
WTR1605L -1  
( MIMO)  
(GNSS)  
 
DRX_B2  
DRX_B3  
DRX_B5  
DRX_B8  
DRX_B1
 
D
RX_LB1 
D
RX_MB 
3. D821(SKU2)_RF LTE MIMO DRX
•
 LTE MIMO   
   - B1/3/5/6/8/20  
•  CDMA BC0/10/1  
Ant. 3  
B1/3 
B5/B6/B8  
GPS 
DRX_B7
 
D
RX_HB 
DRX_B20 DRX_LB2 
B20
 
G
NSS_INP 
G
NSS_INM 
LNA 
B7  
DP6T 
D
P4T   
DP4T  B7  SPDT 
[D821] RF LTE...

5. BLOCK DIAGRAM
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[D821] WiFi/BT I/F
4 / 10  
4. WiFi/BT I/F  
XTAL
37.4MHz
BT_UART_RXD
GPIO[53]
SLEEP_CLK
BT_RESET
BT_PCM_CLK
BT_PCM_SYNC
AUDIO_PCM_CLK_GPIO[79]
AUDIO_PCM_SINK_GPIO[80]
SDIO_CMD
SDIO_CLK
WLAN_SDIO[0]
BT/ WLAN Ant.
WLAN_POWER_ON
SDC2_CMD
SDC2_CLK
LPO_IN
MSM 
8
974 
Wi -Fi / BT 
BCM4339  
COB  
WLAN_CMD
WLAN_CLK
GPIO[26] BT_REG_ON
BT_PCM_CLK BT_PCM_SYNC WRF_XTAL_OUT...

5. BLOCK DIAGRAM 
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[D821] NFC I/F
5 / 10  
5. NFC I/F  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
BCM 
20793M  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
MSM 
8974  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
UART_CTS_N  
NFC_WAKE  
REG_PU  
UART_TXD 
UART_RTS_N  
TX2
 
TX1  NFC_IRQ 
NFC_WAKE_BCM  
NFC_VEN  
SWPIO_0  
+3V0_USIM_NFC  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
PM...

5. BLOCK DIAGRAM
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[D821] PM8941 Output Power Management6. PM8941 Output Power Management
 
LDO(3.3V)  
+1V8_VREG_LVS1(300mA)  
+1V8_VREG_L12(300mA) 
+1V2_VREG_L1(1.2A)
 
+2V95_VREG_L13(150mA)  
PM8941 
VREG_L1 
VREG_L13 VDD_DDR_CORE_1P2  
VDD_DDR_CORE_1P8 VDD_P3/P6/P7  
TOUCH 
 
4.95” LCD  
   
Accel, GYRO/Compass,   
Prox, ALS,RGB/Pressure  MSM8974 
NFC 
+3V0_USIM_NFC  USIM 
VREG_L4...

5. BLOCK DIAGRAM 
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[D821] PM8841 SMPS / PM8941 Input Power Management
8. PM8841  SMPS / PM8941 Input Power Management
+0V9_VREG_S2B(3A) 
PMIC 
PM8841 
VSW_S2 
MSM8974  
VSW_S1 
VDD_CORE  
USB_SS_VPTX  
VDD_USB_CORE  
VDD_SDC_CDC  
VDD_PLL1  
+0V95_VREG_S1B(2A)
 
VDD_MEM 
VDD_EBI0_CDC  
VDD_EBI1_CDC  
VDD_EBI0_PLL 
VDD_EBI1_PLL 
VDD_S1 
VDD_S3  +1V15_VREG_S3B(1A)
 
VDD_MODEM 
VSW_S3...

5. BLOCK DIAGRAM
- 216 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only
[D821] Memory I/F
Main Chipset
(MSM8974)
DQ_0~31
HYNIX DDR3 SDRAM (PoP)
2GB (128M x 32 x 4CH), 800MHz
DQ0~31_a
SDC1_DATA_0~7
SanDisk 32GB  eMMC4.51
DATA0~7CMD
CLK
SDC1_CMD
SDC1_CLK
CA_0~9 CA0~9_a
RESOUT_N
RESOUT_N
SDC2_DATA_0~3
SDC2_CMDSDC2_CLK
EBI0
EBI1
SDC1
SDC2
Wi -Fi (BCM4335  CoB)SDIO_DATA_0~3SDIO_CMD
SDIO_CLK
DCLK / DCLKB CK_a / CK_N_aCKE_0~1
CKE0~1_aCS0~1_N...

5. BLOCK DIAGRAM 
- 217 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only
[D821] Main & Display/Touch I/F
10. Main & Display/Touch I/F
Main Chipset (MSM8974)5.0 Full-HD LCD
MIPI_DSI0_CLK_P / N
MIPI_DSI0_LN0_P / N
MIPI_DSI0_LN1_P / N
MIPI_DSI0_LN2_P / N
MIPI_DSI0_LN3_P / N GPIO_25
GPIO_58
GPIO_87
GPIO_88
GPIO_49 MIPI_CLK_P / N
MIPI_LN0_P / N
MIPI_LN1_P / N
MIPI_LN2_P / N
MIPI_LN3_P / N
MAKER_ID
+5V5_DDVDH / 
-5V5_DDVDL...

5. BLOCK DIAGRAM
- 218 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only
[D821] Main & Slimport I/F11. Main & Slimport I/F
SlimPortTM
Transmitter
(ANX7808BH)
Main Chipset (MSM8974)
HDMI
HDMI_TCLK_P /  MHDMI_TX0_P / M
HDMI_TX1_P / M
HDMI_TX2_P / M
HDMI_HOT_PLUG_DET (GPIO_34) HDMI_DDC_CLK (GPIO_32)
HDMI_DDC_DATA  (GPIO_33) HDMI_CEC (GPIO_31)
GPIO_84
GPIO_83
GPIO_28
GPIO_68 HDMI_CLKP / CLKN
HDMI_D0P / D0N
HDMI_D1P / D1N
HDMI_D2P / D2N...

5. BLOCK DIAGRAM 
- 219 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only
[D821] Camera I/F12. Camera I/F
Main Chipset (MSM8974)
MIPI_CSI0_LN1_P / N
8MP Camera
CLK_P / CLK_MMIPI_CSI0_LN0_P / NLANE0_P / LANE0_M
MIPI_CSI0
MIP_CSI1MIPI_CSI0_LN2_P / N LANE1_P / LANE1_MMIPI_CSI0_LN3_P / NLANE2_P / LANE2_MMIPI_CSI0_LN4_P / NLANE3_P / LANE3_M
LN0_P / LN0_N
CLK_P / CLK_N
LN1_P / LN1_NLN2_P / LN2_N
LN3_P / LN3_N
MIPI_CSI2_LN1_P / N
1.3MP...

5. BLOCK DIAGRAM
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[D821] Sensor I/F13. Sensor I/F
Main Chipset (MSM8974)
GPIO_73Accelerometer & GyroscopeMPU6515 _INT
GPIO_67
Digital Compass
COMPASS DRDYGPIO_10 / GPIO_11 SDA / SCL
GPIO_61
Proximity & Ambient Light Sensor
INTSDA / SCL
Pressure Sensor
SDA / SCL
SENSOR1_I2CGPIO_87 / GPIO_88 SDA / SCL
SENSOR2_I2C