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Specification GSM EVB

• A: Debug port
• B: Serial port
• C: Test points
• D: Adapter interface
• E: LED indicating module status
• F: PWRKEY button
• G: EMERG_OFF button
• H: VBAT switch
• I: VCHG switch (charging function)
• J: Download switch
• K: 60 pins M10-TE-A interface
• L: Screw holes for fixing the module
• M: Earphone interface
• N: Handset interface of audio channel 2
• O: Handset interface of audio channel 1
• P: Fixture hole for RF cable connector
• Q: Fixture holes for EVB poles
• R: SIM card interface
• S: UART port 3

EVB

• A: 5V DC switching adapter
• B: USB to UART converter cable
• C: Antenna
• D: RF cable
• E: Earphone
• F: Bolts and nuts for fixing module and EVB