Motorola GT10 - Manual (Page 19)

GT Series System Configuration GT10/GT30
xviii
CAUTION
Connecting to the COM. port of the FP0
Because connecting the unit to the COM. port of the FPΣ/FP0 requires a
loose–wire connection, this cable is not available. For more detailed
information, please see “Connecting the FPΣ” on page 42 or
“Connecting the FP0” on page 45.