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WRTB1
XX
15/42
wrtb1xx_g_en_105
2.4. Block diagram
Power
input
I210
SWITCH
WiFi 1
WiFi 2
X2
X3
X4
X5
X6
X7
X12
X13
X15
X16
Temperature
sensor
EEPROM
SATA
FLASH
CFAST
USB
HDMI
RS232
U
SB
SATA
SATA
PCIe
I2C
USB
X10
X11
LAN
SWITCH
WiFi
WiFi
USB
Main CPU
X1
Power
I/O
LTE 1
+ GPS
A
B
C
D
LTE 2
A
B
C
D
LTE 3
A
B
C
D
LTE 4
A
B
C
D
CDMA
X21
X22
X24
X23
X26
X25
X28
X27
X30
X29
SIM
SIM
SIM
SIM
X20
GPS
LTE
LTE
LTE
LTE
LTE
LTE
LTE
LTE
CDMA
Auxiliary
CPU
Power
internal
PO
W
ER
C
TL
PCIe
PCIe
USB
HUB
U
SB
USB
HUB
U
SB
U
SB
U
SB
U
SB
U
SB
POWER CTL
USB
Fig. 3 -
WRTB1xx
block diagram