User`s guide

Connection Panels and LED Indicators C
Agilent E6474A User’s Guide 175
Agilent High Speed Direct Connect GPS/DR Navigation
This navigator is Agilent part number E6473B Options 030
(Magnetic Mount Antenna) and 031 (Permanent Mount
Antenna).
Tabl e 15 Agilent High Speed Direct connect GPS/DR front panel
descriptions (see Figure 71)
Figure 71 Agilent High Speed Direct Connect GPS/DR front panel
Reference Name Description or Cable Connection
Power switch Left-most position powers the unit on manually. The middle position
turns it off manually. The right-most position powers the unit on and
off by the ignition switch)
USB Connector The connector on the left is the USB Upstream port, which can
connect to the PC. The connector on the right is the USB Downstream
port, which can connect to another USB device.
Pwr / 1PPS Power / 1 Pulse Per
Second
The upper LED indicates that the power is on. The lower LED indicates
one pulse per second from the GPS receiver.
GYRO Position Allows unit to be positioned either vertically or horizontally without
affecting dead reckoning. The user indicates the position by moving
the Up pin to the appropriate position. Refer to “Gyro Positioning" on
page 36.