Quectel UMTS Module Series, User Manual

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UMTS/HSPA/LTE Module Series
UMTS&LTE EVB User Guide
UMTS&LTE_EVB_User_Guide 12 / 44
PWRKEY
S302
Power key (push button)
Used to turn on/off UC20/EC2x/EG9x/AG35/BG96 modules, or
turn on UGxx modules only
J302
Jumper wire
Used to connect PWRKEY to GND
PWRDWN_N S301 Used to turn off UGxx modules only
RESET S303
Reset button (push button)
Used to reset UMTS&LTE modules
BT Function
Switch
S901
Switched to the left: connect BT interface (UART, PCM) of
Wi-Fi modules to the PCM interface of EC2x/AG35 modules, for
testing the BT function of Wi-Fi modules.
Switched to the right: connect the main UART and codec board
interfaces on EVB to UMTS&LTE modules, for testing the
modules
’ main UART functions, and the codec‘s PCM function.
Micro USB J801 USB device interface
Audio
J501 Codec board interface
J603
Used for loudspeaker
Used to test the analog audio function of UMTS&LTE modules
J601
Used for earphone
Used to test the analog audio function of UMTS&LTE modules
J602
(bottom side)
Used for handset
Used to test the analog audio function of UMTS&LTE modules
(U)SIM J702 (U)SIM card connector
COM1
J401
(bottom side)
Main UART port
COM2
J402
(bottom side)
Debug UART port
Status Indication
LEDs
D209, D205,
D207, D208,
D206
D209 (VBAT ON/OFF indicator) is used to indicate whether the
power supply for UMTS&LTE modules is ready.
D205 (power ON/OFF indicator) is used to indicate whether
UMTS&LTE modules are powered on.
D207 (sleep status indicator) is used to indicate whether
UMTS&LTE modules are in sleep mode.
D208 and D206 (network status indicator) are used to indicate
the network status of UMTS&LTE modules.
TE-A Interfaces
J101, J102 Connectors of UMTS&LTE TE-A
J901, J902 Connectors of Wi-Fi & Ethernet TE-A
SD Card J701 SD card connector