Installation Instructions Part 1

37 Chapter 4: Cables and connections
4.3 GPM400 processor
The GPM400 has the following connections:
1. 12/24V Power in (see page 33)
2. Status LED (see page 99)
3. SeaTalk / Alarm output (see page 50)
4. SeaTalk
ng
connection (see page 54)
5. DVI display connection - repeater (see page 38)
6. DVI display connection - master (see
page 38)
7. USB connection (for chart and software upgrade only)
8. SeaTalk
hs
network connection (see page 47).
9. NMEA 0183 connection (see page 51)
10. NMEA 0183 connection (see
page 51)
11. Audio output (see page 46)
Maximum quantity of GPM400 units
The G-Series system will support up to 4 GPM400 processors, of
which 1 must be set as the Master GPM.
Master GPM
On a system with more than one GPM400 you must designate one
them as a Master GPM. The SeaTalk and SeaTalk
ng
bus must be
connected to the Master GPM.
Note: The data is passed between multiple GPMs using the
SeaTalk
hs
network.
See also
• Ensure you record connections to the GPM400 on the schemat-
ic diagram. See
Appendix B - Nav Station schematic .
• For a typical SeaTalk
hs
system see page 19.
• For information on SeaTalk
hs
cables and connections see
page 47.
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MONITOR REPEATER
MONITOR MASTER
43 51
67891011
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