User`s guide

GPS Connections for E74xx Systems B
Agilent E6474A User’s Guide 159
“bulkhead mount” GPS antenna be used whenever possible
for improved performance.
5 If equipped, connect the Differential GPS data cable from the
DGPS receiver to the GPS RS-232 port of the receiver. The
cable is included with the differential GPS receiver,
86154A-230.
6 If equipped, connect the Differential GPS VHF antenna to the
antenna connector of the DGPS receiver.
7 If equipped, connect the phone interface cable to the phone.
Connect the opposite end to a port of the Dual Serial Port
PCMCIA card.
8 Connect the power cables to the Trimble Placer GPS 455, the
Agilent E645x receiver, and the computer. Connect the
lighter plug for each device to the 4-to-1 lighter socket
adapter.