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491 INSTALLATION MANUAL Revision A
A
Airmar Technology Corporation
C
Cable
491 and 961/962
14
491 and ship's power
491 to 957/958/6000i
Cautions
installation
2, 3, 11
interference with 491
tampering with the 491
transducer
3, 5, 19
troubleshooting the 491
wiring the 491
14, 17
E
Echo sounder
components of system
definition of
29
installation. See Installation, 491
serial number
26
19
setup options
specifications
27
STAT indicator light
turning off
19
turning on
18
wiring
14
Electrical power, requirements
F
Fairing block, definition of
I
Installation
491
cautions
2, 11, 14, 17, 19
connecting to 957/958/6000i
connecting to 961/962
connecting to ship's power
electrical power requirements
general considerations
mounting dimensions
mounting location
4
14
16
11
11
19
1, 12
18
14
29
16
14
14
14
2
13
13
Index
PAGE 31
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