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3.2.6 Starmux III-4205 Rack Mount Controls, Indicators, and Connections
The 4205-Rack Mount (Starmux and 2U-CPU Combo) controls, indicators, and connections are described
below:
Note: The Starmux IV has replaced the Starmux III. This section is included
only to support systems sold with the Starmux III.
Starmux III Power Switch
Rocker switch. Turns the STARMUX Digital Link on or off. The rear line powe
switch needs to be turned on for this switch to function.
LAN Indicator Light
Green indicator. Flashes continuously when an Ethernet connection is
established.
LINK Indicator Light
Green indicator. Flashes while the STARMUX Digital Link is establishing a
reliable communications link with the side-scan sonar. Illuminates
continuously when a reliable communications link with the sonar is
Fish Power Indicator Light
Red indicator. Illuminated when the STARMUX Digital Link is, and the side-
scan sonar is on.
Green indicator. Illuminated when the STARMUX Digital Link is on.
Connection for AC power cord.
Line Power Switch
Rocker switch. Switches AC power to the POWER switch on the front panel
of the STARMUX Digital Link.
Data Connector
RJ-45 Standard Ethernet connection for connecting to the external topside
processor.
Sync Connector
It provides an input connection for a TTL external trigger that is sent to the
towfish.
Fuse 2.5A
Provides overcurrent protection to FSIU circuitry with a maximum of 2.5A
and 500V DC. Additional 5x20mm fuses are provided.
SubConn MCBH4F female connector to sea cable going out to tow vehicle.
USB Connectors
(6) USB connectors. Four on the back panel and two on the front. Located
on CPU.
CEE-type AC input connector. Connects to 100-264 VAC, 50/60 Hz power.
Rocker switch. Turns the 2U-CPU computer on or off.
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