Quectel UC20 User Manual page 11

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Micro USB J601
J402
J404
Audio
J401
(bottom side)
J502
SIM
J503
(bottom side)
J301
COM1
(bottom side)
J302
COM2
(bottom side)
D103, D101,
LEDs D607, D104,
D102
UC20-TE-A J101
UC20 Mini PCIe J801
VBAT J102
VDD_3.3 J702
J701, J603,
Test Points
J604
UC20_EVB_User_Guide
USB device interface.
Used for loud speaker.
Used for Ф2.5mm earphone.
Used for handset.
SIM card holder.
SIM card holder (not used).
Main UART port.
Reserved.
D103 is VBAT ON/OFF indicator.
D101 is used for either UC20-TE-A module or UC20 Mini PCIe
module.
D607, D104 and D102 are used only for indicating the status of
UC20-TE-A module.
UC20-TE-A connector.
Mini PCI Express connector for UC20 Mini PCIe module.
Jumper used for VBAT voltage test.
Jumper used for VDD_3.3 voltage test.
J701 has 30 test pins, J603 and J604 are internally used.
Confidential / Released
UMTS/HSPA Module Series
UC20 EVB User Guide
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