Transmitter Unit Top Panel Description - Kongsberg EM 712 Maintenance Manual

Transmitter Unit

Transmitter Unit top panel description

The Transmitter Unit holds several circuit boards and a power supply. All the circuit
boards are accessed either from the top or the bottom of the unit.
LPTX36 Transmitter board
There are up to 20 LPTX36 Transmitter boards in each Transmitter Unit. Each LPTX36
board is connected to the Ethernet switch in the Transmitter Unit.
The number of LPTX36 boards depends on the configuration of the EM 712 system.
• 0.25° TX array: 40 (2x20)
• 0.5° TX array: 20
• 1° TX array: 10
• 2° TX array: 5
VadaTech CP218 Ethernet switch
There is one VadaTech CP218 Ethernet switch in each Transmitter Unit. Each LPTX36
board is connected to the Ethernet switch in the Transmitter Unit.
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