Multitech SocketModem Cell Cat M1 Device Manual page 14

SPECIFICATIONS
Pin
J28
J33
J34
J35
J36
J37
J38
J39
J40
J41
J58
J61
J63
14
Signal Name
USB DN
–RTS
–RXD
–TXD
–RI
–DSR
–CTS
–DCD
–DTR
GND
–LED LINK
VCC
GND
Serial Only USB Only
X
X
X
X
X
X
X
X
X
X X
X
X X
X X
SocketModem
®
Cell Cat M1 MTSMC-MNG6 Device Guide