Topcon mmGPS 3D Paver, Reference Manual

Page: 42 / 288

Setting up the Jobsite and Pocket-3D
mmGPS 3D Paver Reference Manual
2-8
– Radio Modem: connect the radio modem cable to the
receiver’s port C and the radio modem. Connect the other end
to the battery.
– Controller: connect the cable with 7-pin circular connector to
the receiver’s port A. Connect the other end of the cable to
the controller. The controller initializes the Base Station. See
“Base Station Initialization” on page 2-9 for details.
Figure 2-4. PG-A1 Base Station Cable Connections
Step 4: start the Base Station
1. Turn on the controller. For a PG-A1 Base Station, turn on the
radio and select the correct channel on the radio modem.
2. Press the
PWR
button on the GPS receiver for one to two
seconds. The power LED flashes red then rapidly green.
Once powered up, the number of successive red and green flashes
indicates the number satellites being tracked.
• GPS – only green flashes
• GPS+GLONASS – green flashes followed by red flashes
To turn off the receiver, press the
PWR
button for one to two seconds
until LEDs are off.
Step 5: measure the antenna height
from the control point to the
rim (slant) or ARP (vertical) of the antenna (Figure 2-5 on
page 2-9).
This measurement is used when initializing the Base Station.
GPS Antenna
Radio Modem
Field Controller
Power/Battery