ATLAS North America Proprietary
Sea Scan® ARC Explorer™ Manual
1 of 1
Page: 54
Issue: 4.2.1
2SFT1-0001
Manual
b. If one of the above situations is occurring:
Make sure you are outside so the GPS has access to the satellites. Common signal obstructions
include cloudy conditions and metal enclosures. Another cause may be that the GPS has not been
connected in a long time; it can sometimes take a long time to determine its position. Ten minutes
is common, but satellite acquisition can take up to 2 hours.
4. If you are receiving no data from the GPS on the Test Communications W indow,
a. Check that the correct port is being used for the GPS.
b. Check that the correct baud rate is being used for your particular GPS (The standard is
4800).
5.1
Multimeter
This section will detail how to use the multimeter included with the accessory kit in the Sea Scan
ARC Explorer system. A multimeter is an electronic measuring instrument that combines several
measurement functions in one unit. W e will use it primarily for checking for voltage, current, and
resistance.
5.1.1
How to Check Fuses
1. Set the meter to Ω.
2. Place a probe at each connector of the fuse.
3. If the reading is less than 5 Ω, the fuse is good.
4. If not, replace the fuse.
5.1.2
How to Check Battery Voltage
1. Set the meter on V.
2. Hold the red probe on the plus ( + ) terminal, then touch the black probe to the negative ( - )
terminal.
3. The battery voltage should read 11 to 24 V.
4. If not, replace or charge the battery.
5.1.3
How to Check for Broken Connections
5.1.3.1
Towcable
1. Set the multimeter on Ω.
2. Hold a prob on one clip, then insert the other probe into each connector at the other end of the
cable in the following sequence:
Pin 1. Red
Pin 2. Black
Pin 3. Not Assigned
