Buzzer; Battery Model & Battery Compartment - Spectra Precision ashtech ProFlex 800 CORS Getting Started Manual

CAN 2.0 Bus. A Fischer, five-contact, female connector [9]
allowing you to connect the ProFlex 800 to external,
NMEA2000-compatible equipment via CAN bus. (For future
use.)
Earth Terminal. A screw terminal [10] for connecting the
receiver chassis to Earth.
Electric Isolation. All signals available on the following
connectors are optically isolated from the receiver's internal
circuitry and chassis ground, as well as from each other:
• Serial ports A, B and F (including DC power output voltage
on port A)
• Ethernet port
• CAN bus

Buzzer

The internal buzzer will sound whenever an error is detected.
The buzzer will sound six times and then stop. The error icon
will however continue to blink. To acknowledge the error
notification, first press the Scroll key to view the error and
associated code and then press the same button again.
Battery Model & Battery Compartment
The battery used is a 7.4-V DC - 4600 mAh rechargeable
battery. It is a standard model used in many camcorders.
9