Samsung Galaxy Tab 4 Service Manual page 17

8. Level 3 Repair
8-1. Block Diagram
G G O O Y Y A A ( ( W W I I F F I I ) )
M M E E M M O O R R Y Y
V V R R E E G G _ _ 1 1 V V 8 8
[ SDIN7DU2- 8G- 944]
V V _ _ M M E E M M _ _ A A _ _ 2 2 V V 8 8
V V _ _ B B A A T T _ _ S S W W
P P O O W W E E R R
VDD_TSP_2V8
& &
VDD_DIG_1.8V
V_MEM_A2V8
A A U U D D I I O O
V_SD_3V3
V_MMC_3V3
VDD_SIM_3V0
L
V_RAMP_2V8
D
V_USB_3.1V
O
LVDS_1V8
VCC3V3_WLAN
VDD_SEN_3V3
LVDS_1V2
V_GPS_1.8V_PMU
EAR_MIC_BIAS_2.8V
VCORE_MAIN_1.2V
B
VREG_1V8
U
VREG_1.2V
C
V_3G_DIG_RF
K
EAR_MIC_BIAS_2.8V RCV_P/ N
RCV
EAR_MIC
EAR_MIC_N/ P
MAIN_MIC_N/ P
MAIN_MIC Audio
MIC_BIAS_1.65V
I/ F
SPK SPK_N/ P
EAR_ADC_3.5
EARSPK_L/ R_3.5
EARSPK
L_DET
GND_DET
IF_DM/ DP/ ID
IF
CONNECTOR
C C O O N N N N E E C C T T O O R R
LOAD SWITCH
V V _ _ B B A A T T _ _ I I F F
[ ET3148A]
BATTERY
V_BAT_SW
CONNECTOR
BAT SWITCH
V V _ _ B B A A T T _ _ C C E E L L L L
[ ET3153]
D D I I S S P P _ _ 3 3 V V 3 3
L L C C D D & & T T S S P P
LCD
LED_VOUT_19.8V
LED_K
TSP
TSP_VENDOR(1:2)
C C A A M M E E R R A A
LDO
V_BAT_SW V V _ _ C C A A M M _ _ I I O O _ _ 1 1 V V 8 8
[ RP152L002B- TR]
V V _ _ C C A A M M _ _ A A _ _ 2 2 V V 8 8 CAMERA
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MC2_DAT(0:7)
eMMC/ MMC
8GB eMMC
MC2_CLK
4.5 SD 3.0
MC2_CMD I/ F
V V R R E E G G _ _ 1 1 V V 8 8 V V R R E E G G _ _ 1 1 . . 2 2 V V
X X T T A A L L
32.768MHz
CLK_32K_8777
PMIC_32KHZ_OUT
CLK_32KHZ_AGPS
PMIC_RST_OUT
HIFI_SDATA_IN/ OUT/ SYNC/ BITCLK
PCM_TXD/ RXD/ SYNC/ CLK
VLT_LVL_SEL1/ 2
SYS_CLK_EN
PMIC_INTN
PMU_SCL/ SDA
CODEC_INT
PWR_KEY
PMU I/ F
T T h h e e r r m m i i s s t t o o r r
TEMP_CHAMBER
PMIC
[ PM820]
T T h h e e r r m m i i s s t t o o r r
TEMP_AP
V V R R E E G G _ _ 1 1 V V 8 8
V_BAT_SW
Charger IC CHG_SDA/ SCL
CHG_CUR
[ SMB328AET]
CHG_STAT
V V B B U U S S _ _ M M U U I I C C
V V R R E E G G _ _ 1 1 V V 8 8
V V _ _ B B A A T T _ _ S S W W
JIG_ON_N
MUIC_DM/ DP
MUIC+OVP
MUS_SDA/ SCL
HS USB 2.0
[ RT8973WSC]
MUIC_INT
MUIC_TXD/ RXD
VBUS_5V_IF
V V _ _ M M M M C C _ _ 3 3 V V 3 3
SD_D(0:3)
eMMC/ MMC
SD
SD_CMD 4.5 SD 3.0
V V _ _ S S D D _ _ 3 3 V V 3 3
CONNECTOR
I/ F
SD_CLK
V V R R E E G G _ _ 1 1 V V 8 8
SD_DET_N
LCD MIPI
DSI- 4
LCD BLIC
LED_BACKLIGHT_RESET
[ RT8511B]
STBYB
TX(00:29)
TSP_LVDS_SDA/ SCL
TOUCH IC
RX(00:17) TSP
[ BT532]
V V R R E E G G _ _ 1 1 V V 8 8 I2C
TOUCH_IRQ
V V D D D D _ _ T T S S P P _ _ 2 2 V V 8 8
1.5M VT_CAM_D(0:7)
MIPI CSI- 4
1.5/3M _I2C_SCL/ SDA
Main CAM
1.5 / 3M MIPI_3M_D0:1_P/ N
MIPI_3M_CLK_P/ N
3M _ CAM_MCLK
1.5/3M _CAM_RSTN/ STBY
X X T T A A L L
26MHz
Dual Core 1.2GHz
CLK_32K_8777
AP / CP
BT_PCM_TXD/ RXD
[ PXA986]
BT_PCM_CLK/ SYNC
+ WLAN/ BT
I/ F WLAN_SD_DATA(0:3)
8Gb POP LPDDR2
WLAN_SD_CLK/ CMD
[ H9TKNNN8JDAPLR- NGHR] WLAN_WU_HOST
HOST_WU_WLAN
WLAN_PDn
GPS_CAL_CLK
AP_AGPS_RESETn
A- GPS
UART AP_AGPS_ONOFF
GSP_TXD/ RXD
VOL_UP / DOWN
PWR_KEY
Keypad
I/ F
HOME_KEY
Sensor
ISC
SEN_SCL/ SDA
ACC_INT
8-1
3G_CLK_26MHZ_WIFI_IN
V V D D D D _ _ W W I I F F I I _ _ 1 1 . . 8 8 V V
V V C C C C 3 3 V V 3 3 _ _ W W L L A A N N
WLAN_RF
BT/ WIFI
BT_RF
BT/ WIFI SP2T
[ 88W8777] [ RDASW25]
RF_CNTL0_P/ N
V V _ _ G G P P S S _ _ 1 1 . . 8 8 V V
T T C C X X O O
26MHz
CLK_32KHZ_AGPS
GPS LNA
[ RDALN16]
[ 88L2000]
SAW
[ SFHG89DA002] [ SFHG89DA002]
GPS_LNA_EN
VOL KEY
PWR KEY
V V R R E E G G _ _ 1 1 V V 8 8
HOME KEY
ACCELERATOR SENSOR
V V D D D D _ _ S S E E N N _ _ 3 3 V V 3 3
[ BMA254] V V R R E E G G _ _ 1 1 V V 8 8
R R F F P P A A R R T T
BT/ WIFI
Antenna
Band pass
Filter
(2.4GHz)
GPS
Antenna
SAW
M M O O T T O O R R
& &
K K E E Y Y
S S E E N N S S O O R R