Main unit front panel
Main unit inside.
- This is the original design of the Main unit
- It is the same width as the Gemini-1 unit.
- It has two power jacks on the side. Voltage ranges is +12DV
to +18DC with +16 being optimal.
The processor is an ARM 32bit Processor.
It has a wired 10/100Mhz speed Ethernet connection, to connect
it to a computer. (Preferred)
The Graphics Hand controller must be plugged into the Serial
Port 2/Graphics Port to function.
Serial Port 1 is for a GPS unit or Serial connection to a
There is a removable Micro-SDcard that holds all the web
interface files and the catalogs.
It has an internal CR2354 battery. See
changing CR2454 battery movie.
the CR2354 battery holder in my unit with a the readily
available CR2450 which has a slightly higher mAH rating than the
previous CR2354. The socket uses the same mounting holes
and is a keystone 1053 available from
Mouser for less
than $2.00. The replacement was easy for me, but I have
the correct tools to do the job. If you are good at unsoldering
and soldering I highly recommend this replacement.
It provides an Web
Interface using the ethernet Port.
It has a USB port that supports Microsoft Windows and Linux.
The USB-A port has no function at this time.
To see the pinouts and functions of the connectors